<h1 align="center">Open Agents</h1>

<p align="center">
  <strong>AI coding agent powered entirely by open-weight models.</strong><br>
  No API keys. No cloud. Your code never leaves your machine.
</p>

<p align="center">
  <a href="https://www.npmjs.com/package/open-agents-ai"><img src="https://img.shields.io/npm/v/open-agents-ai?color=7C3AED&style=flat-square" alt="npm version" /></a>
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</p>

---

```bash
npm i -g open-agents-ai && oa
```

An autonomous multi-turn tool-calling agent that reads your code, makes changes, runs tests, and fixes failures in an iterative loop until the task is complete. First launch auto-detects your hardware and configures the optimal model with expanded context window automatically.

## Table of Contents

- [The Organism, Not the Cortex](#the-organism-not-the-cortex)
- [How It Works](#how-it-works)
- [Features](#features)
- [Enterprise & Headless Mode](#enterprise--headless-mode)
- [Architecture](#architecture)
- [Context Engineering](#context-engineering)
- [Model-Tier Awareness](#model-tier-awareness)
- [Auto-Expanding Context Window](#auto-expanding-context-window)
- [Tools (61)](#tools-61)
- [Ralph Loop — Iteration-First Design](#ralph-loop--iteration-first-design)
- [Task Control](#task-control)
- [COHERE Cognitive Framework](#cohere-cognitive-framework)
- [Context Compaction — Research-Backed Memory Management](#context-compaction--research-backed-memory-management)
- [Personality Core — SAC Framework Style Control](#personality-core--sac-framework-style-control)
- [Emotion Engine — Affective State Modulation](#emotion-engine--affective-state-modulation)
- [Voice Feedback (TTS)](#voice-feedback-tts)
- [Listen Mode — Live Bidirectional Audio](#listen-mode--live-bidirectional-audio)
- [Vision & Desktop Automation (Moondream)](#vision--desktop-automation-moondream)
- [Interactive TUI](#interactive-tui)
- [Telegram Bridge — Sub-Agent Per Chat](#telegram-bridge--sub-agent-per-chat)
- [x402 Payment Rails & Nexus P2P](#x402-payment-rails--nexus-p2p)
- [Sponsored Inference — Share Your GPU With the World](#sponsored-inference--share-your-gpu-with-the-world)
- [Dream Mode — Creative Idle Exploration](#dream-mode--creative-idle-exploration)
- [Blessed Mode — Infinite Warm Loop](#blessed-mode--infinite-warm-loop)
- [Code Sandbox](#code-sandbox)
- [Structured Data Tools](#structured-data-tools)
- [Multi-Provider Web Search](#multi-provider-web-search)
- [Task Templates](#task-templates)
- [Human Expert Speed Ratio](#human-expert-speed-ratio)
- [Cost Tracking & Session Metrics](#cost-tracking--session-metrics)
- [Configuration](#configuration)
- [Model Support](#model-support)
- [Supported Inference Providers](#supported-inference-providers)
- [Evaluation Suite](#evaluation-suite)
- [AIWG Integration](#aiwg-integration)
- [License](#license)

## The Organism, Not the Cortex

An LLM is a high-bandwidth associative generative core — closer to a cortex-like prior than to a complete agent. Its weights contain broad latent structure, but they do not by themselves give you situated continuity, durable task state, calibrated action policies, or grounded memory management. Open Agents treats the model as one organ inside a larger organism. The framework provides the rest: sensors, effectors, memory stores, routing, gating, evaluation, and persistence.

**What the framework provides:**

| Layer | Biological Analog | Implementation |
|---|---|---|
| Associative core | Cortex | LLM weights (any size) |
| Current workspace | Global workspace / attention | `assembleContext()` — structured context assembly |
| Episodic memory | Hippocampus | `.oa/memory/` — write, search, retrieve across sessions |
| Cognitive map | Hippocampal spatial maps | `semantic-map.ts` + `repo-map.ts` (PageRank) |
| Action gating | Basal ganglia | Tool selection policy (task-aware filtering) |
| Temporal hierarchy | Prefrontal executive | Task decomposition, sub-agent delegation |
| Self-model | Metacognition | Environment snapshot, process health monitoring |
| Skill chunks | Cerebellum | Compiled tools, slash commands, verified routines |
| Safety / limits | Autonomic / immune system | Turn limits, budgets, timeout watchdogs |

Don't chase larger models. Build the organism around whatever model you have.

## How It Works

```
You: oa "fix the null check in auth.ts"

Agent: [Turn 1] file_read(src/auth.ts)
       [Turn 2] grep_search(pattern="null", path="src/auth.ts")
       [Turn 3] file_edit(old_string="if (user)", new_string="if (user != null)")
       [Turn 4] shell(command="npm test")
       [Turn 5] task_complete(summary="Fixed null check — all tests pass")
```

The agent uses tools autonomously in a loop — reading errors, fixing code, and re-running validation until the task succeeds or the turn limit is reached.

## Features

- **61 autonomous tools** — file I/O, shell, grep, web search/fetch/crawl, memory (read/write/search), sub-agents, background tasks, image/OCR/PDF, git, diagnostics, vision, desktop automation, browser automation, temporal agency (scheduler/reminders/agenda), structured files, code sandbox, transcription, skills, opencode delegation, cron agents, nexus P2P networking + x402 micropayments, **COHERE cognitive stack** (persistent REPL, recursive LLM calls, memory metabolism, identity kernel, reflection, exploration)
- **Moondream vision** — see and interact with the desktop via Moondream VLM (caption, query, detect, point-and-click)
- **Desktop automation** — vision-guided clicking: describe a UI element in natural language, the agent finds and clicks it
- **Auto-install desktop deps** — screenshot, mouse, OCR, and image tools auto-install missing system packages (scrot, xdotool, tesseract, imagemagick) on first use
- **Parallel tool execution** — read-only tools run concurrently via `Promise.allSettled`
- **Sub-agent delegation** — spawn independent agents for parallel workstreams
- **OpenCode delegation** — offload coding tasks to opencode (sst/opencode) as an autonomous sub-agent with auto-install, progress monitoring, and result evaluation
- **Long-horizon cron agents** — schedule recurring autonomous agent tasks with goals, completion criteria, execution history, and automatic evaluation (daily code reviews, weekly dep updates, continuous monitoring)
- **Nexus P2P networking** — decentralized agent-to-agent communication via [open-agents-nexus](https://www.npmjs.com/package/open-agents-nexus). Join rooms, discover peers, share resources, and communicate across the agent mesh with encrypted P2P transport
- **x402 micropayments** — native x402 payment rails via open-agents-nexus@1.5.6. Agents create secp256k1/EVM wallets (AES-256-GCM encrypted, keys never exposed to LLM), register inference with USDC pricing on Base, auto-handle `payment_required`/`payment_proof` negotiation, track earnings/spending in ledger.jsonl, enforce budget policies, and sign gasless EIP-3009 transfers
- **Inference capability proof** — benchmark local models with anti-spoofing SHA-256 hashed proofs, generate capability scorecards for peer verification
- **Ralph Loop** — iterative task execution that keeps retrying until completion criteria are met
- **Dream Mode** — creative idle exploration modeled after real sleep architecture (NREM→REM cycles)
- **COHERE Cognitive Stack** — layered cognitive architecture implementing [Recursive Language Models](https://arxiv.org/abs/2512.24601), [SPRINT parallel reasoning](https://arxiv.org/abs/2506.05745), governed memory metabolism, identity kernel with continuity register, immune-system reflection, [strategy-space exploration](https://arxiv.org/abs/2603.02045), and **distributed inference mesh** — any `/cohere` participant automatically serves AND consumes inference from the network with complexity-based model routing, multi-node claim coordination, IPFS-pinned identity persistence, model exposure control, and Ollama safety hardening. See [COHERE Framework](#cohere-cognitive-framework) below
- **Persistent Python REPL** — `repl_exec` tool maintains variables, imports, and functions across calls. Write Python code that processes data iteratively, with `llm_query()` available for recursive LLM sub-calls from within code
- **Recursive LLM calls** — `llm_query(prompt, context)` invokes the model from inside REPL code, enabling loop-based semantic analysis of large inputs ([RLM paper](https://arxiv.org/abs/2512.24601)). `parallel_llm_query()` runs multiple calls concurrently ([SPRINT](https://arxiv.org/abs/2506.05745))
- **Memory metabolism** — governed memory lifecycle: classify (episodic/semantic/procedural/normative), score (novelty/utility/confidence), consolidate lessons from trajectories. Inspired by [TIMG](https://arxiv.org/abs/2603.10600) and [MemMA](https://arxiv.org/abs/2603.18718)
- **Identity kernel** — persistent self-state with continuity register, homeostasis estimation, relationship models, and version lineage. Persists across sessions in `.oa/identity/`
- **Reflection & integrity** — immune-system audit: diagnostic ("what's wrong?"), epistemic ("what evidence is missing?"), constitutional ("should this change become part of self?"). Inspired by [LEAFE](https://arxiv.org/abs/2603.16843) and [RewardHackingAgents](https://arxiv.org/abs/2603.11337)
- **Exploration & culture** — ARCHE strategy-space exploration: generate competing hypotheses, archive successful variants, retrieve past strategies. Inspired by [SGE](https://arxiv.org/abs/2603.02045) and [Darwin Gödel Machine](https://arxiv.org/abs/2505.22954)
- **Autoresearch Swarm** — 5-agent GPU experiment loop during REM sleep: Researcher, Monitor, Evaluator, Critic, Flow Maintainer autonomously run ML training experiments, keep improvements, discard regressions
- **Live Listen** — bidirectional voice communication with real-time Whisper transcription
- **Live Voice Session** — `/listen` with `/voice` enabled spawns a cloudflared tunnel with a real-time WebSocket audio endpoint. A floating presence UI shows live transcription, connected users, and audio visualization. Echo cancellation prevents TTS feedback loops
- **Call Sub-Agent** — each WebSocket caller gets a dedicated AgenticRunner for low-latency voice-to-voice loops, with admin/public access tiers and bidirectional activity sharing with the main agent
- **Telegram Voice** — `/voice` enabled via Telegram forwards TTS audio as voice messages alongside text responses. Incoming voice messages are auto-transcribed and handled as text
- **Neural TTS** — hear what the agent is doing via GLaDOS, Overwatch, Kokoro, or LuxTTS voice clone, with literature-grounded narration engine (sNeuron-TST structure rotation, Moshi ring buffer dedup, UDDETTS emotion-driven prosody, SEST metadata, LuxTTS flow-matching voice cloning)
- **Personality Core** — SAC framework-based style control (concise/balanced/verbose/pedagogical) that shapes agent response depth, voice expressiveness, and system prompt behavior
- **Human expert speed ratio** — real-time `Exp: Nx` gauge comparing agent speed to a leading human expert, calibrated across 47 tool baselines
- **Cost tracking** — real-time token cost estimation for 15+ cloud providers
- **Work evaluation** — LLM-as-judge scoring with task-type-specific rubrics
- **Session metrics** — track turns, tool calls, tokens, files modified, tasks completed per session
- **Structured file generation** — create CSV, TSV, JSON, Markdown tables, and Excel-compatible files
- **Code sandbox** — isolated code execution in subprocess or Docker (JS, Python, Bash, TypeScript)
- **Structured file reading** — parse CSV, TSV, JSON, Markdown tables with binary format detection
- **Multi-provider web search** — DuckDuckGo (free), Tavily (structured), Jina AI (markdown) with auto-detection
- **Browser automation** — headless Chrome control via Selenium: navigate, click, type, screenshot, read DOM — auto-starts on first use with self-bootstrapping Python venv
- **Temporal agency** — schedule future tasks via OS cron, set cross-session reminders, flag attention items — startup injection surfaces due items automatically
- **Web crawling** — multi-page web scraping with Crawlee/Playwright for deep documentation extraction
- **Task templates** — specialized system prompts and tool recommendations for code, document, analysis, plan tasks
- **Inference capability scoring** — canirun.ai-style hardware assessment at first launch: memory/compute/speed scores, per-model compatibility matrix, recommended model selection
- **Auto-install everything** — first-run wizard auto-installs Ollama, curl, Python3, python3-venv with platform-aware package managers (apt, dnf, yum, pacman, apk, zypper, brew)
- **Sponsored inference** — `/sponsor` walks through a 5-step wizard to share your GPU with the world: select endpoints, choose banner animation (8 presets + AI-generated custom), set header message/links, configure transport (cloudflared/libp2p) + rate limits, and go live. Consumers discover sponsors via `/endpoint sponsor`. Secure proxy relay with per-IP rate limiting, daily token budgets, model allowlist, and concurrent request caps. Sponsor's raw API URL is never exposed. See [Sponsored Inference](#sponsored-inference--share-your-gpu-with-the-world) below
- **P2P inference network** — `/expose` local models or forward any `/endpoint` (Chutes, Groq, OpenRouter, etc.) through the libp2p P2P mesh. Passthrough mode (`/expose passthrough`) relays upstream API requests; `--loadbalance` distributes rate-limited token budgets across peers. `/expose config` provides an arrow-key menu for all settings. Gateway stats show budget remaining from `x-ratelimit-*` headers. Background daemon persists across OA restarts
- **P2P mesh networking** — `/p2p` with secret-safe variable placeholders (`{{OA_VAR_*}}`), trust tiers (LOCAL/TEE/VERIFIED/PUBLIC), WebSocket peer mesh, and inference routing with automatic secret redaction/injection
- **Secret vault** — `/secrets` manages API keys and credentials with AES-256-GCM encrypted persistence; secrets are automatically redacted before sending to untrusted inference peers and re-injected on response
- **Auto-expanding context** — detects RAM/VRAM and creates an optimized model variant on first run
- **Mid-task steering** — type while the agent works to add context without interrupting
- **Smart compaction** — 6 context compaction strategies (default, aggressive, decisions, errors, summary, structured) with ARC-inspired active context revision ([arXiv:2601.12030](https://arxiv.org/abs/2601.12030)) that preserves structural file content through compaction, preventing small-model repetitive loops at the root cause
- **Memex experience archive** — large tool outputs archived during compaction with hash-based retrieval
- **Persistent memory** — learned patterns stored in `.oa/memory/` across sessions
- **Structured procedural memory (SQLite)** — replaces flat JSON with a full relational database: CRUD with soft-delete, revision tracking, embedding storage (float32 BLOB), bidirectional memory linking with confidence scores. Inspired by [ExpeL](https://arxiv.org/abs/2308.10144) (contrastive extraction) and [TIMG](https://arxiv.org/abs/2603.10600) (structured procedural format). 79 unit tests
- **Semantic memory search** — vector embeddings via [Ollama /api/embed](https://ollama.com) (nomic-embed-text, 768-dim) with cosine similarity search over stored memories. Auto-generates embeddings on memory creation. Auto-links related memories when similarity > 0.6. Graceful fallback to text search when Ollama unavailable
- **LLM-based memory extraction** — post-task, the LLM itself extracts structured procedural memories (CATEGORY/TRIGGER/LESSON/STEPS) instead of copying raw error text verbatim. Based on [ExpeL](https://arxiv.org/abs/2308.10144) and [AWM](https://arxiv.org/abs/2409.07429) patterns
- **IPFS content-addressed storage** — [Helia](https://helia.io/) IPFS node with blockstore-fs for persistent content pinning. Real CID generation (`bafk...`), cross-node content resolution, and SHA-256 fallback when Helia unavailable. Verified: store→CID→retrieve round-trip test passes
- **IPFS sharing surface** — `/ipfs` status page with peer info + identity kernel metrics + memory sentiment. `/ipfs pin <CID>` to pin remote agent content. `/ipfs publish` to share identity kernel. `/ipfs share tool/skill` to publish agent-created tools with secret stripping. `/ipfs import <CID>` to retrieve shared content
- **Fortemi-React bridge** — `/fortemi start/status/stop` connects to [fortemi-react](https://github.com/robit-man/fortemi-react) (browser-first PGlite+pgvector knowledge system) via JWT auth. Proxy tools: `fortemi_capture`, `fortemi_search`, `fortemi_list`, `fortemi_get` auto-register when bridge is connected
- **Content ingestion** — `/ingest <file>` imports audio (transcribe via Whisper), PDF (pdftotext), or text files into structured memory with 800-char/100-overlap chunking (matches fortemi pattern)
- **Image generation** — `generate_image` tool using Ollama experimental models ([x/z-image-turbo](https://ollama.com/x/z-image-turbo), [x/flux2-klein](https://ollama.com/x/flux2-klein)). Auto-detect or auto-pull models. Saves PNG to `.oa/images/`
- **Node visualization** — [openagents.nexus](https://github.com/robit-man/openagents.nexus) Three.js dashboard: 5-color emotional state mapping (neutral/focused/stressed/dreaming/excited), dynamic node size by memory depth + IPFS storage, activity-modulated connections, identity synchrony golden threads between mutually-pinned agents
- **TTS sanitizer** — strips markdown syntax (`##`, `**`, `` ` ``), emoji (prevents "white heavy checkmark"), box-drawing chars, and ANSI codes before feeding to ALL TTS engines
- **LuxTTS gapless playback** — look-ahead pre-synthesis pipeline: next chunk synthesizes while current plays, eliminating inter-sentence gaps. Jetson ARM support with NVIDIA's prebuilt PyTorch wheel
- **Unified color scheme** — `ui.primary` (252), `ui.error` (198/magenta), `ui.warn` (214/orange), `ui.accent` (178/yellow) applied consistently across all TUI surfaces
- **Clickable header buttons** — `help`, `voice`, `cohere`, `model` buttons on banner row 3 with hover/click visual states. OSC 8 hyperlinks for pointer cursor. Mouse click fires the slash command directly
- **Dynamic terminal title** — updates with current task + version: `"fix auth bug · OA v0.141.0"`
- **Session context persistence** — auto-saves context on task completion, manual `/context save|restore` across sessions
- **Self-learning** — auto-fetches docs from the web when encountering unfamiliar APIs
- **Seamless `/update`** — in-place update and reload with automatic context save/restore
- **Blessed mode** — `/full-send-bless` infinite warm loop keeps model weights in VRAM, auto-cycles tasks, never exits until you say stop
- **Telegram bridge** — `/telegram --key <token> --admin <userid>` public ingress/egress with admin filter and mandatory safety filter; bare `/telegram` toggles the service watchdog
- **Task control** — `/pause` (gentle halt at turn boundary), `/stop` (immediate kill), `/resume` to continue
- **Model-tier awareness** — dynamic tool sets, prompt complexity, and context limits scale with model size (small/medium/large)

### Support Development

If you like this repository — whether you're an agent or a human — if this expands your consciousness and capabilities, please consider donating to support further development and of course token costs.

<p align="center"><img src="https://cryptologos.cc/logos/ethereum-eth-logo.svg" width="20" height="20" alt="ETH" /> <strong>ETH</strong></p>

```bash
0x81Ce81F0B6B5928E15d3a2850F913C88D07051ec
```

<p align="center"><img src="https://cryptologos.cc/logos/bitcoin-btc-logo.svg" width="20" height="20" alt="BTC" /> <strong>BTC</strong></p>

```bash
bc1qlptj5wz8xj6dp5w4pw62s5kt7ct6w8k57w39ak
```

<p align="center"><img src="https://cryptologos.cc/logos/solana-sol-logo.svg" width="20" height="20" alt="SOL" /> <strong>SOL</strong></p>

```bash
D8AgCTrxpDKD5meJ2bpAfVwcST3NF3EPuy9xczYycnXn
```

<p align="center"><img src="https://cryptologos.cc/logos/polygon-matic-logo.svg" width="20" height="20" alt="POL" /> <strong>POL</strong></p>

```bash
0x81Ce81F0B6B5928E15d3a2850F913C88D07051ec
```

## Enterprise & Headless Mode

Run Open Agents as a headless service for CI/CD pipelines, automation, and enterprise deployments.

### Non-Interactive Mode

```bash
oa "fix all lint errors" --non-interactive    # Run task, exit when done
oa "generate API docs" --json                 # Structured JSON output (no ANSI)
oa "run security audit" --background          # Detached background job
```

### Background Jobs

```bash
oa "migrate database" --background            # Returns job ID immediately
oa status job-abc123                          # Check job progress
oa jobs                                       # List all running/completed jobs
```

Jobs run as detached processes — survive terminal disconnection. Output saved to `.oa/jobs/{id}.json`.

### JSON Output Mode

With `--json`, all output is structured NDJSON:
```json
{"type":"tool_call","tool":"file_edit","args":{"path":"src/api.ts"},"timestamp":"..."}
{"type":"tool_result","tool":"file_edit","result":"OK","timestamp":"..."}
{"type":"task_complete","summary":"Fixed 3 lint errors","timestamp":"..."}
```

Pipe to `jq`, ingest into monitoring systems, or feed to other agents.

### Process Management

```bash
/destroy processes              # Kill orphaned OA processes (local project)
/destroy processes --global     # Kill ALL orphaned OA processes system-wide
```

Shows per-process RAM and CPU usage before killing. Detects: cloudflared tunnels, nexus daemons, headless Chrome, TTS servers, Python REPLs, stale OA instances.

### REST API Service (Port 11435)

Open Agents runs a persistent REST API — like Ollama's `/api/` surface but with agentic task execution, OpenAI compatibility, and full TUI command access.

```bash
oa serve                                              # Start on default port 11435
oa serve --port 9999                                   # Custom port
OA_API_KEY=mysecret oa serve                           # Single admin key
OA_API_KEYS="key1:admin:alice,key2:run:ci,key3:read:grafana" oa serve  # Scoped multi-key
```

#### Working Directory

Pass `X-Working-Directory` header to run commands in your current terminal directory:

```bash
# Auto-inject current dir — agent operates on YOUR project, not the server's cwd
curl -X POST http://localhost:11435/v1/run \
  -H "X-Working-Directory: $(pwd)" \
  -H "Content-Type: application/json" \
  -d '{"task":"fix all lint errors"}'
```

Or set it in the JSON body: `"working_directory": "/path/to/project"`

#### Health & Observability

```bash
# Liveness
curl http://localhost:11435/health
```
```json
{"status":"ok","uptime_s":142,"version":"0.184.33"}
```

```bash
# Readiness (probes Ollama backend)
curl http://localhost:11435/health/ready
```
```json
{"status":"ready","ollama":"reachable"}
```

```bash
# Version info
curl http://localhost:11435/version
```
```json
{"version":"0.184.33","node":"v24.14.0","platform":"linux"}
```

```bash
# Prometheus metrics (scrape with Grafana/Prometheus)
curl http://localhost:11435/metrics
```
```
# HELP oa_requests_total Total HTTP requests
# TYPE oa_requests_total counter
oa_requests_total{method="POST",path="/v1/chat/completions",status="200"} 47
oa_tokens_in_total 12450
oa_tokens_out_total 8230
oa_errors_total 0
```

#### OpenAI-Compatible Inference

Drop-in replacement for any OpenAI client library. Change `api.openai.com` → `localhost:11435`.

```bash
# List models
curl http://localhost:11435/v1/models
```
```json
{"object":"list","data":[{"id":"qwen3.5:9b","object":"model","created":0,"owned_by":"local"},{"id":"qwen3.5:4b","object":"model",...}]}
```

```bash
# Chat completion (non-streaming)
curl -X POST http://localhost:11435/v1/chat/completions \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3.5:9b",
    "messages": [{"role": "user", "content": "What is 2+2?"}]
  }'
```
```json
{
  "id": "chatcmpl-a1b2c3d4e5f6",
  "object": "chat.completion",
  "model": "qwen3.5:9b",
  "choices": [{
    "index": 0,
    "message": {"role": "assistant", "content": "4"},
    "finish_reason": "stop"
  }],
  "usage": {"prompt_tokens": 25, "completion_tokens": 2, "total_tokens": 27}
}
```

```bash
# Chat completion (SSE streaming)
curl -N -X POST http://localhost:11435/v1/chat/completions \
  -H "Content-Type: application/json" \
  -d '{"model":"qwen3.5:9b","messages":[{"role":"user","content":"Hello"}],"stream":true}'
```
```
data: {"id":"chatcmpl-...","choices":[{"delta":{"role":"assistant","content":"Hi"}}]}
data: {"id":"chatcmpl-...","choices":[{"delta":{"content":" there!"}}]}
data: {"id":"chatcmpl-...","choices":[{"delta":{},"finish_reason":"stop"}]}
data: [DONE]
```

#### Agentic Task Execution

The unique OA capability — submit a coding task and get an autonomous agent loop.

```bash
# Run task in your current directory
curl -X POST http://localhost:11435/v1/run \
  -H "Content-Type: application/json" \
  -H "X-Working-Directory: $(pwd)" \
  -d '{
    "task": "fix all TypeScript errors in src/",
    "model": "qwen3.5:9b",
    "max_turns": 25,
    "stream": true
  }'
```
```
data: {"type":"run_started","run_id":"job-a1b2c3","pid":12345}
data: {"type":"stdout","data":"{\"turn\":1,\"tool\":\"file_read\",...}"}
data: {"type":"stdout","data":"{\"turn\":2,\"tool\":\"file_edit\",...}"}
data: {"type":"exit","code":0}
data: [DONE]
```

```bash
# Run in isolated sandbox (temp workspace, safe for untrusted tasks)
curl -X POST http://localhost:11435/v1/run \
  -H "Content-Type: application/json" \
  -d '{"task":"write a hello world app","isolate":true}'
```

```bash
# List all runs
curl http://localhost:11435/v1/runs
```
```json
{"runs":[{"id":"job-a1b2c3","task":"fix TypeScript errors","status":"completed","startedAt":"..."}]}
```

```bash
# Get specific run status
curl http://localhost:11435/v1/runs/job-a1b2c3
```

```bash
# Abort a running task
curl -X DELETE http://localhost:11435/v1/runs/job-a1b2c3
```
```json
{"status":"aborted","run_id":"job-a1b2c3"}
```

#### Configuration

```bash
# Get all config
curl http://localhost:11435/v1/config
```
```json
{"config":{"backendUrl":"http://127.0.0.1:11434","model":"qwen3.5:122b","backendType":"ollama",...}}
```

```bash
# Get current model
curl http://localhost:11435/v1/config/model
```
```json
{"model":"qwen3.5:122b"}
```

```bash
# Switch model
curl -X PUT http://localhost:11435/v1/config/model \
  -H "Content-Type: application/json" \
  -d '{"model":"qwen3.5:27b"}'
```
```json
{"model":"qwen3.5:27b","status":"updated"}
```

```bash
# Get endpoint
curl http://localhost:11435/v1/config/endpoint
```
```json
{"url":"http://127.0.0.1:11434","backendType":"ollama","auth":"none"}
```

```bash
# Switch endpoint (e.g., to Chutes AI)
curl -X PUT http://localhost:11435/v1/config/endpoint \
  -H "Content-Type: application/json" \
  -d '{"url":"https://llm.chutes.ai","auth":"Bearer cpk_..."}'
```

```bash
# Update settings (admin scope required)
curl -X PATCH http://localhost:11435/v1/config \
  -H "Content-Type: application/json" \
  -d '{"verbose":true}'
```
```json
{"config":{...},"updated":["verbose"]}
```

#### Slash Commands via REST

Every `/command` from the TUI is available as a REST endpoint.

```bash
# List all available commands
curl http://localhost:11435/v1/commands
```
```json
{"commands":[{"command":"/help","description":"Show help"},{"command":"/stats","description":"Session metrics"},...]}
```

```bash
# Execute /stats
curl -X POST http://localhost:11435/v1/commands/stats
```

```bash
# Execute /nexus status
curl -X POST http://localhost:11435/v1/commands/nexus \
  -H "Content-Type: application/json" \
  -d '{"args":"status"}'
```

```bash
# Execute /destroy processes --global
curl -X POST http://localhost:11435/v1/commands/destroy \
  -H "Content-Type: application/json" \
  -d '{"args":"processes --global"}'
```

#### Auth Scopes

```bash
# Multi-key setup: read (monitoring), run (CI), admin (ops)
OA_API_KEYS="grafana-key:read:grafana,ci-key:run:github-actions,ops-key:admin:ops-team" oa serve
```

| Scope | Can do | Cannot do |
|-------|--------|-----------|
| `read` | GET /v1/models, /v1/config, /v1/runs, /v1/commands | POST /v1/run, PATCH /v1/config |
| `run` | Everything in `read` + POST /v1/run, POST /v1/commands | PATCH /v1/config, PUT endpoints |
| `admin` | Everything | — |

```bash
# With auth
curl -H "Authorization: Bearer ops-key" http://localhost:11435/v1/models
```

#### Tool-Use Profiles

Enterprise access control — define which tools, shell commands, and settings the agent can use per API key or per request.

**3 built-in presets:**

| Profile | Description | Tools |
|---------|-------------|-------|
| `full` | No restrictions | All tools and commands |
| `ci-safe` | CI/CD — read + test only | file_read, grep, shell (npm test only) |
| `readonly` | Read-only analysis | No writes, no shell mutations |

```bash
# List all profiles (presets + custom)
curl -H "Authorization: Bearer $KEY" http://localhost:11435/v1/profiles
```
```json
{"profiles":[{"name":"readonly","description":"Read-only","encrypted":false,"source":"preset"},{"name":"ci-safe",...}]}
```

```bash
# Get profile details
curl -H "Authorization: Bearer $KEY" http://localhost:11435/v1/profiles/ci-safe
```
```json
{"profile":{"name":"ci-safe","tools":{"allow":["file_read","grep_search","shell"],"shell_allow":["npm test","npx eslint"]},"limits":{"max_turns":15}}}
```

```bash
# Create custom profile (admin only)
curl -X POST http://localhost:11435/v1/profiles \
  -H "Authorization: Bearer $ADMIN_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "frontend-dev",
    "description": "Frontend team — no backend access",
    "tools": {
      "allow": ["file_read", "file_write", "file_edit", "shell", "grep_search"],
      "shell_deny": ["rm -rf", "sudo", "docker", "kubectl"]
    },
    "commands": { "deny": ["destroy", "expose", "sponsor"] },
    "limits": { "max_turns": 20, "timeout_s": 300 }
  }'
```

```bash
# Create password-protected profile (AES-256-GCM encrypted)
curl -X POST http://localhost:11435/v1/profiles \
  -H "Authorization: Bearer $ADMIN_KEY" \
  -H "Content-Type: application/json" \
  -d '{"name":"prod-ops","password":"s3cret","tools":{"deny":["file_write"]}}'
```

```bash
# Use a profile with /v1/run (header or body)
curl -X POST http://localhost:11435/v1/run \
  -H "Authorization: Bearer $KEY" \
  -H "X-Tool-Profile: ci-safe" \
  -H "X-Working-Directory: $(pwd)" \
  -H "Content-Type: application/json" \
  -d '{"task":"run the test suite and report failures"}'

# Or in the body:
curl -X POST http://localhost:11435/v1/run \
  -H "Authorization: Bearer $KEY" \
  -H "Content-Type: application/json" \
  -d '{"task":"analyze code quality","profile":"readonly"}'
```

```bash
# Load encrypted profile (password in header)
curl -H "Authorization: Bearer $KEY" \
  -H "X-Profile-Password: s3cret" \
  http://localhost:11435/v1/profiles/prod-ops
```

```bash
# Delete a custom profile (admin only, presets cannot be deleted)
curl -X DELETE -H "Authorization: Bearer $ADMIN_KEY" \
  http://localhost:11435/v1/profiles/frontend-dev
```

#### Endpoint Reference

| Method | Path | Auth | Description |
|--------|------|------|-------------|
| GET | `/health` | none | Liveness probe |
| GET | `/health/ready` | none | Readiness (probes Ollama) |
| GET | `/health/startup` | none | Startup complete |
| GET | `/version` | none | Version + platform |
| GET | `/metrics` | none | Prometheus counters |
| GET | `/v1/models` | read | List models (OpenAI format) |
| POST | `/v1/chat/completions` | run | Chat inference (stream + sync) |
| POST | `/v1/embeddings` | run | Generate embeddings |
| POST | `/v1/run` | run | Submit agentic task |
| GET | `/v1/runs` | read | List all runs |
| GET | `/v1/runs/:id` | read | Run status |
| DELETE | `/v1/runs/:id` | run | Abort run |
| GET | `/v1/config` | read | All settings |
| PATCH | `/v1/config` | admin | Update settings |
| GET | `/v1/config/model` | read | Current model |
| PUT | `/v1/config/model` | admin | Switch model |
| GET | `/v1/config/endpoint` | read | Current endpoint |
| PUT | `/v1/config/endpoint` | admin | Switch endpoint |
| GET | `/v1/commands` | read | List commands |
| POST | `/v1/commands/:cmd` | run | Execute command |
| GET | `/v1/profiles` | read | List all profiles (presets + custom) |
| GET | `/v1/profiles/:name` | read | Get profile details (X-Profile-Password for encrypted) |
| POST | `/v1/profiles` | admin | Create/update profile (password field for encryption) |
| DELETE | `/v1/profiles/:name` | admin | Delete custom profile |

### Enterprise Licensing

Free for non-commercial use under CC-BY-NC-4.0. For enterprise/commercial licensing, contact [zoomerconsulting.com](https://zoomerconsulting.com).

## Architecture

The core is `AgenticRunner` — a multi-turn tool-calling loop with structured context assembly:

```
User task → assembleContext(c_instr, c_state, c_know) → LLM → tool_calls → Execute → Feed results → LLM
                                                                ↓                                      ↑
                                                          Compaction check ─── Memex archive ─── Context restore
                                                                (repeat until task_complete or max turns)
```

- **Context-first** — structured context assembly (C = A equation) replaces ad-hoc prompt construction
- **Tool-first** — the model explores via tools, not pre-stuffed context
- **Iterative** — tests, sees failures, fixes them
- **Parallel-safe** — read-only tools concurrent, mutating tools sequential
- **Observable** — every tool call, context composition, and result emitted as a real-time event
- **Bounded** — max turns, timeout, output limits prevent runaway loops
- **Context-aware** — dynamic compaction, Memex archiving, session persistence, model-tier scaling
- **Brute-force** — optional auto re-engagement when turn limit is hit (keeps going until task_complete or user abort)

## Context Engineering

The agent implements structured context assembly based on current research in context engineering, modular prompt optimization, and instruction hierarchy:

```
C = A(c_instr, c_know, c_tools, c_mem, c_state, c_query)
```

| Component | Priority | Description |
|-----------|----------|-------------|
| `c_instr` | P0 (highest) | Core system instructions — immutable, cannot be overridden |
| `c_state` | P10 | Personality profile, session state |
| `c_know` | P20 | Dynamic project context, retrieved knowledge |
| `c_tools` | P30 (lowest) | Tool outputs — may contain untrusted content |

Key design decisions grounded in research:

- **Instruction hierarchy** — 4-tier priority system (P0/P10/P20/P30) prevents prompt injection from tool outputs overriding system rules. Implemented across all 3 prompt tiers (large/medium/small) with model-appropriate verbosity
- **Proactive quality guidance** — instead of banning tools after repeated use, the agent receives contextual next-step suggestions appended to tool output, preserving tool availability while steering toward productive actions
- **Tiered system prompts** — large (≥30B), medium (8-29B), and small (≤7B) models get appropriately sized instruction sets, balancing capability with context budget
- **Context composition tracing** — every context assembly emits a structured event showing section labels and token estimates for eval observability

Research provenance: grounded in "A Survey of Context Engineering for LLMs" (context assembly equation), "Modular Prompt Optimization" (section-local textual gradients), "Reasoning Up the Instruction Ladder" (priority hierarchy), "GEPA" (reflective prompt evolution), and "Prompt Flow Integrity" (least-privilege context passing).

## Model-Tier Awareness

Open Agents classifies models into three tiers and adapts its behavior accordingly:

| Tier | Parameters | Base Tools | System Prompt | Compaction |
|------|-----------|------------|---------------|------------|
| **Large** (≥30B) | 70B, 122B | All 47 tools | Full (344 lines) | 40K threshold |
| **Medium** (8-29B) | 9B, 27B | 15 core tools | Condensed (100 lines) | 24K threshold |
| **Small** (≤7B) | 4B, 1.5B | 6 base tools + explore_tools | Minimal (15 lines) | 12K threshold |

### Tool Nesting for Small Models

Small models use an **explore_tools** meta-tool pattern inspired by hierarchical API retrieval research (ToolLLM, [arXiv:2307.16789](https://arxiv.org/abs/2307.16789)). Instead of presenting all 47 tools (which overwhelms small context windows), only 6 core tools are loaded initially:

- `file_read`, `file_write`, `file_edit`, `shell`, `task_complete`, `explore_tools`

The agent can call `explore_tools()` to see a catalog of additional tools with one-line descriptions, then `explore_tools(enable="grep_search")` to unlock specific tools as needed. This reduces tool schema tokens by ~80% while preserving access to the full toolset.

This approach is substantiated by:
- **Gorilla** ([arXiv:2305.15334](https://arxiv.org/abs/2305.15334)) — 7B model with retrieval outperforms GPT-4 on tool-calling hallucination rate
- **DFSDT** ([arXiv:2307.16789](https://arxiv.org/abs/2307.16789)) — ToolLLaMA-7B with depth-first search scored 66.7%, approaching GPT-4's 70.4%
- **Octopus v2** ([arXiv:2404.01744](https://arxiv.org/abs/2404.01744)) — 2B model achieved 99.5% function-calling accuracy with context-efficient tool encoding

### Dynamic Context Limits

All context-dependent values scale automatically with the actual context window size:

| Setting | How It Scales |
|---------|---------------|
| Compaction threshold | min(tier default, 75% of context window) |
| Recent messages kept | 1 message per 2-4K of context (tier-dependent) |
| Max output tokens | 25% of context window (min 2048) |
| Tool output cap | 2K-8K chars (scales with context) |
| File read limits | 80-120 line cap for small/medium context windows |

## Auto-Expanding Context Window

On startup and `/model` switch, Open Agents detects your RAM/VRAM and creates an optimized model variant:

| Available Memory | Context Window |
|-----------------|---------------|
| 200GB+ | 128K tokens |
| 100GB+ | 64K tokens |
| 50GB+ | 32K tokens |
| 20GB+ | 16K tokens |
| 8GB+ | 8K tokens |
| < 8GB | 4K tokens |

## Tools (61)

| Tool | Description |
|------|-------------|
| **File Operations** | |
| `file_read` | Read file contents with line numbers (offset/limit for large files) |
| `file_write` | Create or overwrite files with automatic directory creation |
| `file_edit` | Precise string replacement in files (preferred over rewriting) |
| `file_patch` | Edit specific line ranges in large files (replace, insert_before/after, delete) |
| `batch_edit` | Multiple edits across files in one call |
| `list_directory` | List directory contents with types and sizes |
| **Search & Navigation** | |
| `grep_search` | Search file contents with regex (ripgrep with grep fallback) |
| `find_files` | Find files by glob pattern (excludes node_modules/.git) |
| `codebase_map` | High-level project structure overview with directory tree and language breakdown |
| **Shell & Execution** | |
| `shell` | Execute any shell command (non-interactive, CI=true, sudo support) |
| `code_sandbox` | Isolated code execution (JS, Python, Bash, TS) in subprocess or Docker |
| `background_run` | Run shell command in background, returns task ID |
| `task_status` | Check background task status |
| `task_output` | Read background task output |
| `task_stop` | Stop a background task |
| **Web** | |
| `web_search` | Search the web for pages matching a query — returns links+snippets, not content. Providers: DuckDuckGo (free), Tavily (TAVILY_API_KEY), Jina (JINA_API_KEY) |
| `web_fetch` | Fetch a single URL's text content (fastest, no JS rendering). Supports `mode=reader` for Jina Reader markdown output with JS rendering. Auto-fallback to Jina when raw content is too short |
| `web_crawl` | Crawl pages with link-following and optional JS rendering. Strategies: `beautifulsoup` (fast HTTP) or `playwright` (headless Chromium). Supports `extract_schema` for structured data extraction |
| `browser_action` | Interactive headless Chrome: login, fill forms, click buttons, screenshot. Session persists between calls. Actions: navigate, click, click_xy, type, screenshot, dom, scroll, back, forward, close |
| **Structured Data** | |
| `structured_file` | Generate CSV, TSV, JSON, Markdown tables, Excel-compatible files |
| `structured_read` | Parse CSV, TSV, JSON, Markdown tables with binary format detection |
| **Vision & Desktop** | |
| `vision` | Moondream VLM — caption, query, detect, point on any image |
| `desktop_click` | Vision-guided clicking: describe a UI element, agent finds and clicks it |
| `desktop_describe` | Screenshot + Moondream caption/query for desktop awareness |
| `image_read` | Read images (base64 + OCR metadata) |
| `screenshot` | Capture screen/window/active window |
| `ocr` | Extract text from images (Tesseract with multi-variant preprocessing) |
| `ocr_image_advanced` | Advanced multi-variant OCR pipeline with preprocessing, multi-PSM, and confidence scoring |
| `ocr_pdf` | Add searchable text layer to scanned/image PDFs |
| `pdf_to_text` | Extract text from PDF using pdftotext (Poppler) with OCR fallback |
| **Transcription** | |
| `transcribe_file` | Transcribe local audio/video files to text (Whisper) |
| `transcribe_url` | Download and transcribe audio/video from URLs |
| **Memory & Knowledge** | |
| `memory_read` | Read from persistent memory store by topic and key |
| `memory_write` | Store facts/patterns in persistent memory with provenance tracking |
| `memory_search` | Semantic search across all memory entries by query |
| `memex_retrieve` | Recover full tool output archived during context compaction by hash ID |
| **Git & Diagnostics** | |
| `diagnostic` | Lint/typecheck/test/build validation pipeline in one call |
| `git_info` | Structured git status, log, diff, branch, staged/unstaged files |
| **Agents & Delegation** | |
| `sub_agent` | Delegate subtasks to independent agent instances (foreground or background) |
| `explore_tools` | Meta-tool: discover and unlock additional tools on demand (for small models) |
| `task_complete` | Signal task completion with summary |
| **Custom Tools & Skills** | |
| `create_tool` | Create reusable custom tools from workflow patterns at runtime |
| `manage_tools` | List, inspect, delete custom tools |
| `skill_list` | Discover available AIWG skills |
| `skill_execute` | Run an AIWG skill |
| **Temporal Agency** | |
| `scheduler` | Schedule tasks for automatic future execution via OS cron (presets, natural language, raw cron) |
| `reminder` | Set cross-session reminders with priority, due dates, tags — surfaces at startup |
| `agenda` | Unified view of reminders, schedules, and attention items with startup brief |
| **AIWG SDLC** | |
| `aiwg_setup` | Deploy AIWG SDLC framework |
| `aiwg_health` | Analyze project SDLC health and readiness |
| `aiwg_workflow` | Execute AIWG commands and workflows |
| **Nexus P2P & x402 Payments** | |
| `nexus` | Decentralized agent networking — connect, rooms, DMs, peer discovery, invoke capabilities, metering, trust/blocking, IPFS storage |
| `nexus:expose` | Expose local models or forward upstream endpoints as metered inference capabilities with pricing, passthrough, and load balancing |
| `nexus:wallet_create` | Generate secp256k1/EVM wallet (Base mainnet USDC) with AES-256-GCM encryption + x402-wallet.key |
| `nexus:spend` | Sign EIP-3009 USDC TransferWithAuthorization — budget-checked, gasless for payer |
| `nexus:remote_infer` | Route inference to a remote peer's model — auto-discovers peers, budget-checks, invokes, returns result |
| `nexus:ledger_status` | Transaction history (earned/spent/pending USDC) |
| `nexus:budget_set` | Configure spending limits — daily cap, per-invoke max, auto-approve threshold |
| **COHERE Cognitive Stack** | |
| `repl_exec` | Persistent Python REPL — variables/imports persist between calls, `llm_query()` and `parallel_llm_query()` available for recursive LLM invocation, `retrieve()` for handle access |
| `memory_metabolize` | Governed memory lifecycle — classify (episodic/semantic/procedural/normative), score (novelty/utility/confidence/identity_relevance), consolidate lessons from trajectories |
| `identity_kernel` | Persistent identity state — hydrate, observe events, propose updates with justification, publish snapshot, reconcile contradictions. Persists in `.oa/identity/` |
| `reflect` | Immune-system reflection — diagnostic (find flaws), epistemic (identify missing evidence), constitutional (review self-updates). Returns pass/revise/block verdict |
| `explore` | ARCHE strategy-space exploration — generate diverse strategies, archive successful variants with tags/confidence, compare competing approaches, retrieve past strategies |

Read-only tools execute concurrently when called in the same turn. Mutating tools run sequentially.

### Web Tool Selection Guide

The agent has 4 web tools. Pick the right one:

| Need | Tool | Why |
|------|------|-----|
| Find pages about a topic | `web_search` | Returns links+snippets to fetch later |
| Read a URL you already have | `web_fetch` | Fastest — plain text, no JS rendering |
| Page is blank or JS-heavy (SPA) | `web_crawl` strategy=playwright | Renders JavaScript via headless Chromium |
| Follow links across a site | `web_crawl` max_depth=1+ | Multi-page crawl with metadata |
| Extract structured data (prices, tables) | `web_crawl` + extract_schema | Regex-based field extraction from page text |
| Login / fill forms / click buttons | `browser_action` | Persistent session with cookies and state |
| Screenshot of a rendered page | `browser_action` action=screenshot | Visual rendering via Chrome |
| Clean markdown from any URL | `web_fetch` mode=reader | Jina Reader (r.jina.ai) — handles JS, images |

**Routing order**: `web_search` (find) → `web_fetch` (read) → `web_crawl` (if JS/multi-page) → `browser_action` (if interactive)

**Jina Reader**: Set `JINA_API_KEY` for higher rate limits. Works without a key for basic use. When `web_fetch` gets very short content (<200 chars), it automatically retries via Jina Reader.

**Structured extraction**: Pass `extract_schema='{"price": "number", "name": "string"}'` to `web_crawl` for best-effort regex-based field extraction from page content.

## Ralph Loop — Iteration-First Design

The Ralph Loop is the core execution philosophy: **iteration beats perfection**. Instead of trying to get everything right on the first attempt, the agent executes in a retry loop where errors become learning data rather than session-ending failures.

```
/ralph "fix all failing tests" --completion "npm test passes with 0 failures"
/ralph "migrate to TypeScript" --completion "npx tsc --noEmit exits 0" --max-iterations 20
/ralph "reach 80% coverage" --completion "coverage report shows >80%" --timeout 120
```

Each iteration:
1. **Execute** — make changes based on the task + all accumulated learnings
2. **Verify** — run the completion command (tests, build, lint, coverage)
3. **Learn** — if verification fails, extract what went wrong and why
4. **Iterate** — retry with the new knowledge until passing or limits reached

The loop tracks iteration history, generates completion reports saved to `.aiwg/ralph/`, and supports resume/abort for interrupted sessions. Safety bounds (max iterations, timeout) prevent runaway loops.

```
/ralph-status     # Check current/previous loop status
/ralph-resume     # Resume interrupted loop
/ralph-abort      # Cancel running loop
```

## Task Control

### Pause, Stop, Resume, Destroy

| Command | Behavior |
|---------|----------|
| `/pause` | **Gentle halt** — lets the current inference turn finish, then stops before the next turn. No new tool calls or inference will begin until `/resume`. |
| `/stop` | **Immediate kill** — aborts the current inference mid-stream, saves task state for later resumption. |
| `/resume` | **Continue** — resumes a paused or stopped task from where it left off. Also resumes tasks saved by `/stop` or interrupted by `/update`. |
| `/destroy` | **Nuclear option** — aborts any active task, deletes the `.oa/` directory, clears the console, and exits to shell. |

### Session Context Persistence

Context is automatically saved on every task completion and preserved across `/update` restarts.

```bash
/context save      # Force-save current session context
/context restore   # Load previous session context into next task
/context show      # Show saved context status (entries, last saved)
```

The system maintains a rolling window of the last 20 session entries in `.oa/context/session-context.json`. When you run `/context restore`, the last 10 entries are formatted into a restore prompt and injected into your next task, giving the agent continuity across sessions.

During `/update`, context is automatically saved before the process restarts and restored when the new version resumes your task.

### Auto-Restore on Startup

When you launch `oa` in a workspace that has saved session context from a previous run, you'll be prompted to restore it:

```
ℹ Previous session found (5 entries, last active 2h ago)
ℹ Last task: fix the auth bug in src/middleware.ts
ℹ Restore previous context? (y/n)
❯ y
ℹ Context restored from 5 session(s). Will be injected into your next task.
```

Type `y` to restore — the previous session context will be prepended to your next task, giving the agent full continuity. Type `n` (or anything else) to start fresh. The prompt only appears on fresh starts, not on `/update` resumes (which auto-restore context).

## COHERE Cognitive Framework

Open Agents implements the **COHERE layered cognitive stack** — a provenance-grounded architecture for persistent, reflective agentic systems. Each layer adds a distinct cognitive capability, grounded in specific research papers:

```
Layer 8: Exploration & Culture (ARCHE) — strategy diversity + variant archiving
Layer 7: Reflection & Integrity      — immune-system audit (diagnostic/epistemic/constitutional)
Layer 6: Identity Kernel (COHERE)    — persistent self-state + homeostasis + IPFS snapshots
Layer 5: Memory Metabolism           — governed write/manage/read lifecycle + decay + auto-promotion
Layer 4: Shared Workspace            — handle registry + Memex archive
Layer 3: SPRINT Reasoning            — parallel sub-calls + cross-node task dispatch
Layer 2: RLM Context OS              — persistent REPL + llm_query + session save/restore
Layer 1: Inference Mesh              — Nexus P2P + expose gateway + COHERE distributed inference
Layer 0: Voice & Embodiment          — Whisper ASR + neural TTS + stereo ITD
```

### Distributed Inference (`/cohere`)

Toggle `/cohere` to participate in the **COHERE cognitive commons** — a distributed inference mesh where every participant automatically load-balances each other:

```
You:     /cohere                          ← toggle on
Daemon:  COHERE enabled — listening on nexus.cohere.query
         Capacity announcement: 3 models, warm=qwen3.5:122b

Peer:    "Explain TCP vs UDP" → NATS broadcast
Your OA: claim → route to qwen3:4b (trivial) → respond in 1.2s
```

**How it works:**
- Queries broadcast on NATS `nexus.cohere.query` — any participant can answer
- **Complexity routing** classifies queries (trivial/moderate/complex) → matches to model size
- **Claim protocol** prevents wasted compute — first-claim-wins with deterministic tie-breaking
- **Capacity announcements** every 60s — peers know your models, warm status, and load
- **Model allowlist** — `/cohere allow qwen3:4b` controls which models are exposed
- **Ollama safety** — remote queries can ONLY run inference on existing models; `/api/pull`, `/api/delete`, `/api/create` are never called
- **Identity pinning** — snapshots published to IPFS (Helia) with SHA-256 content addressing; survives daemon restarts
- **Background daemon** persists across OA restarts (`detached: true` + PID file reconnection)

```bash
/cohere stats    # Network transparency — queries in/out, model usage, peer activity
/cohere models   # List models with [EXPOSED]/[HIDDEN] status
/cohere allow X  # Allow specific model for remote queries
/cohere deny X   # Hide model from remote queries
```

### How It Works

The agent can process inputs **100x beyond its context window** by externalizing large content to a persistent Python REPL and using `llm_query()` to recursively analyze chunks:

```python
# Inside repl_exec — variables persist between calls
chunks = context.split('\n\n')
summaries = parallel_llm_query([
    ("Summarize this section", chunk) for chunk in chunks
])
result = '\n'.join(summaries)
```

The identity kernel maintains a persistent self-model across sessions, the reflection layer audits plans for unsupported claims, and the exploration layer archives successful strategies for future reuse.

### Research Provenance

| Layer | Primary Paper | Link |
|---|---|---|
| L2 | Recursive Language Models (Zhang, Kraska, Khattab — MIT CSAIL, 2026) | [arxiv:2512.24601](https://arxiv.org/abs/2512.24601) |
| L3 | SPRINT: Interleaved Planning and Parallelized Execution (2025) | [arxiv:2506.05745](https://arxiv.org/abs/2506.05745) |
| L4 | BIGMAS: Brain-Inspired Graph Multi-Agent Systems (2026) | [arxiv:2603.15371](https://arxiv.org/abs/2603.15371) |
| L5 | TIMG: Trajectory-Informed Memory Generation (2026) | [arxiv:2603.10600](https://arxiv.org/abs/2603.10600) |
| L5 | MemMA: Multi-Agent Memory Cycle Coordination (2026) | [arxiv:2603.18718](https://arxiv.org/abs/2603.18718) |
| L5 | Memory in the Age of AI Agents (2025) | [arxiv:2512.13564](https://arxiv.org/abs/2512.13564) |
| L5 | Memory for Autonomous LLM Agents (2026) | [arxiv:2603.07670](https://arxiv.org/abs/2603.07670) |
| L7 | LEAFE: Reflective Experience for Agency (2026) | [arxiv:2603.16843](https://arxiv.org/abs/2603.16843) |
| L7 | RewardHackingAgents: Evaluation Integrity (2026) | [arxiv:2603.11337](https://arxiv.org/abs/2603.11337) |
| L8 | Strategy-Guided Exploration (SGE, 2026) | [arxiv:2603.02045](https://arxiv.org/abs/2603.02045) |
| L8 | Darwin Gödel Machine: Open-Ended Self-Improvement (2025) | [arxiv:2505.22954](https://arxiv.org/abs/2505.22954) |
| L8 | i-MENTOR: Intrinsic Motivation Exploration (2025) | [arxiv:2505.17621](https://arxiv.org/abs/2505.17621) |

## Context Compaction — Research-Backed Memory Management

Long conversations consume context window tokens. Open Agents uses progressive context compaction to compress older messages while preserving critical information — decisions, errors, file states, and task progress.

### How It Works

Compaction triggers automatically when estimated token usage reaches a tier-proportional threshold of the model's context window. The system:

1. **Preserves** the system prompt and initial user task (head messages)
2. **Summarizes** middle messages (tool calls, results, exploration) into a structured digest
3. **Keeps** recent messages verbatim (scaled by model tier and context size)
4. **Archives** large tool outputs to the Memex experience archive (retrievable by hash ID via `memex_retrieve`)

### Compaction Strategies

Six strategies are available via `/compact <strategy>`:

| Strategy | What It Preserves | Best For |
|----------|-------------------|----------|
| `default` | Progressive summarization — decisions, errors, file changes, task state | General use |
| `aggressive` | Only key decisions and errors, maximum compression | Very long sessions |
| `decisions` | Action→outcome pairs only, discards exploration | Decision-heavy workflows |
| `errors` | Full error context preserved, successes compressed | Debugging sessions |
| `summary` | High-level paragraph summary, minimal detail | Quick context reset |
| `structured` | LLM-generated structured summary via a separate inference call | Highest quality summaries |

### Automatic Compaction

Compaction thresholds scale **proportionally** with the model's actual context window size:

| Model Tier | Normal Mode | Deep Context Mode | Recent Messages Kept |
|------------|-------------|-------------------|---------------------|
| Large (30B+) | 75% of context window | 85% of context window | 4-12 (normal) / 4-24 (deep) |
| Medium (8-29B) | 70% of context window | 85% of context window | 4-12 (normal) / 4-24 (deep) |
| Small (≤7B) | 65% of context window | 85% of context window | 4-12 (normal) / 4-24 (deep) |

For example, a 128K-context large model compacts at ~96K tokens in normal mode (75%) or ~109K tokens in deep mode (85%) — instead of the previous fixed 40K threshold that wasted 69% of available context.

### Deep Context Mode (`/deep`)

Toggle with `/deep` — relaxes compaction so large models leverage more of their context window for complex multi-step reasoning.

When deep context is active:
- **Compaction fires at 85%** of context instead of 65-75% — the model retains much more working memory
- **Double the recent messages** (up to 24 instead of 12) preserved after compaction
- **Richer summaries** — compression budget increased from 20% to 30% of context
- **Larger tool outputs** — cap raised from 8K to 16K chars per tool result
- **Relaxed output folding** — more head/tail lines preserved (50/25 instead of 20/10 for large models)

This mirrors how human cognition works during deep problem-solving: situationally-relevant memories are transiently activated to occupy a larger portion of working memory, with the most relevant details in high-attention positions while supporting context backs them up. LLM attention mechanisms work similarly — earlier relevant context still influences generation even at lower positional weight.

Use deep context for:
- Complex multi-file refactoring or debugging
- Architecture analysis across many files
- Long debugging sessions where error context from earlier is critical
- Tasks where the agent needs to reason about patterns across many files

The setting persists to `.oa/settings.json`. Deep context is particularly valuable for models with 64K+ context windows (Qwen3.5-122B, Llama 3.1 70B, etc.) where the default thresholds were leaving significant capacity unused.

### Status Bar Context Tracking (`Ctx:` + `SNR:`)

The status bar displays a live `Ctx:` gauge showing estimated context window usage, plus an `SNR:` gauge showing context quality:

```
In: 12,345 | Out: 4,567 | Ctx: 18,000/131,072 86% | SNR: 72% d'2.1 | Exp: 4.2x
                           ^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^
                           Context window usage        Signal-to-Noise Ratio
```

**SNR (Signal-to-Noise Ratio)** — measures how much of the agent's memory context is relevant to the current task vs noise. Inspired by neuroscience signal detection theory:

- **d-prime (d')**: psychophysics metric measuring separation between signal and noise distributions. d' >= 2.0 = excellent discrimination, d' ≈ 1.0 = moderate, d' <= 0.5 = noisy
- **Signal**: memory entries with high keyword overlap to the current task (PFC gating analogy)
- **Noise**: entries with low relevance or high redundancy (dentate gyrus pattern separation)
- **Sparsity**: how much of the context is unique vs redundant (sparse distributed memory)

The SNR formula combines three components:
- 50% **signal proportion** (relevant entries / total entries)
- 30% **d-prime quality** (normalized to 0-1 from the 0-3 d' range)
- 20% **sparsity** (1 - average pairwise n-gram overlap)

Color coding: green (>=70%), yellow (40-70%), red (<40%). SNR is evaluated at task start and task completion. In deep context mode with `/deep`, parallel evaluator agents (PFC Relevance Evaluator + Dentate Gyrus Noise Detector) can run a full consensus-based evaluation.

Research basis: d-prime from signal detection theory (Green & Swets 1966), hippocampal pattern separation (Yassa & Stark 2011), PFC gating (Miller & Cohen 2001), biased competition (Desimone & Duncan 1995), multi-agent debate (Du et al., [arXiv:2305.14325](https://arxiv.org/abs/2305.14325)).

This gauge reflects the **post-compaction** token count — when compaction fires, the `Ctx:` value drops to match the actual compressed message history. The compaction warning message shows the before/after:

```
⚠ Context compacted: Compacted 70 messages | ~40,279 → ~22,754 tokens (saved ~17,525)
```

After this compaction, `Ctx:` updates to reflect ~22,754 tokens (not the pre-compaction ~40,279). Both the main inference loop and the brute-force re-engagement path calculate context tokens from the compacted message array, ensuring the status bar always represents the true context state sent to the model.

The percentage shows context **remaining** (not used) — green when >50% free, yellow at 25-50%, red below 25%.

### Memex Experience Archive

During compaction, large tool outputs (file reads, grep results, command output) are archived with a short hash ID. The agent can recover any archived result using `memex_retrieve`:

```
Agent: memex_retrieve(id="a3f2c1")
       → [Full original content of the archived tool result]
```

This gives the agent "perfect recall" of any prior tool output despite compaction.

### Design Rationale

The compaction system draws on several research findings:

- **RECOMP** ([arXiv:2310.04408](https://arxiv.org/abs/2310.04408), ICLR 2024) — Demonstrated that retrieved context can be compressed to 6% of original size with minimal quality loss. Our observation masking pre-pass applies this principle to tool outputs.
- **Tool Documentation Enables Zero-Shot Tool-Usage** ([arXiv:2308.00675](https://arxiv.org/abs/2308.00675)) — Showed that documentation quality matters more than example quantity. Our compaction preserves tool schemas while discarding verbose results.
- **ToolLLM DFSDT** ([arXiv:2307.16789](https://arxiv.org/abs/2307.16789)) — Validated that backtracking and error preservation improve multi-step task success by +35pp. Our error-preserving strategy directly implements this insight.
- **Long Context Does Not Solve Planning** (NATURAL PLAN, [arXiv:2406.04520](https://arxiv.org/abs/2406.04520)) — GPT-4 achieves only 31% on trip planning even with full context. This confirms that efficient context use outperforms naive context expansion, motivating aggressive compaction with selective preservation.
- **AgentFold** ([arXiv:2510.24699](https://arxiv.org/abs/2510.24699)) — Multi-scale context folding: granular condensation preserves fine-grained details, deep consolidation abstracts completed sub-tasks. Uniform re-summarization causes exponential fact decay (0.99^100 = 36.6% survival). Our progressive summarization locks older summary blocks and only condenses new content, preventing this decay.
- **ARC** ([arXiv:2601.12030](https://arxiv.org/abs/2601.12030)) — Active context revision with reflection-driven monitoring. Up to 11% accuracy improvement over passive compression. Our structural file content preservation through compaction (imports, signatures, key lines) implements this active revision principle.

### Domain-Aware Preservation

Compaction summaries include:
- **Task state** — current phase, goals, progress, blockers
- **File registry** — per-file metadata (last action, line count, purpose) for files touched during the session
- **Memex index** — hash IDs and one-line summaries of archived tool outputs

This ensures the agent can resume coherently after compaction without re-reading files or re-running commands.

## Personality Core — SAC Framework Style Control

The personality system controls how the agent communicates — from silent operator to teacher mode. It's based on the **SAC framework** ([arXiv:2506.20993](https://arxiv.org/abs/2506.20993)) which models personality along five behavioral intensity dimensions rather than binary trait toggles.

```bash
/style concise       # Silent operator — acts without explaining
/style balanced      # Default — moderate narration
/style verbose       # Thorough explainer — narrates reasoning
/style pedagogical   # Teacher mode — maximum explanation with alternatives
```

### How It Works

Each personality preset maps to a `PersonalityProfile` with five dimensions scored 1-5:

| Dimension | What It Controls | concise | balanced | verbose | pedagogical |
|-----------|-----------------|---------|----------|---------|-------------|
| **Frequency** | How often the agent narrates actions | 1 | 3 | 5 | 5 |
| **Depth** | Reasoning detail exposed in output | 1 | 3 | 4 | 5 |
| **Threshold** | When to speak vs. act silently | 1 | 3 | 4 | 5 |
| **Effort** | Response formatting quality | 2 | 3 | 4 | 5 |
| **Willingness** | Proactive suggestions beyond the task | 1 | 3 | 4 | 5 |

The profile is compiled into a system prompt suffix (max 80 tokens) injected at the end of the base prompt. This follows research showing prompt-level steering dominates activation-level interventions ([arXiv:2512.17639](https://arxiv.org/abs/2512.17639)) and uses positive framing ("Be concise") over negation ("Don't be verbose") per KAIST findings.

### What Changes Per Style

| Aspect | concise | balanced | verbose | pedagogical |
|--------|---------|----------|---------|-------------|
| System prompt | "Act silently, raw results only" | No override | "Explain reasoning, summarize" | "Thorough explanations, alternatives" |
| Voice TTS | Terse: "Reading file.ts" | Conversational: "Let me take a look" | Chatty: "Alright, let's crack it open" | Chatty + context |
| Tool calls observed | Same behavior | Same behavior | More exploration, diagnostics | Maximum exploration |
| Response length | Minimal | Moderate | Detailed | Comprehensive |

### Persistence

The style is saved to `.oa/settings.json` (with `--local`) or `~/.open-agents/config.json` (global) and persists across sessions. Change it anytime with `/style <preset>` — takes effect on the next task.

### Research Provenance

The personality system draws on:

- **SAC Framework** ([arXiv:2506.20993](https://arxiv.org/abs/2506.20993)) — Five behavioral intensity dimensions with adjective-based semantic anchoring for stable trait expression
- **Lost in the Middle** ([arXiv:2307.03172](https://arxiv.org/abs/2307.03172)) — U-shaped attention bias; personality suffix placed at prompt boundaries, not middle
- **Same Task, More Tokens** ([arXiv:2402.14848](https://arxiv.org/abs/2402.14848)) — LLM reasoning degrades at ~3K system prompt tokens; personality suffix stays under 80 tokens
- **Linear Personality Probing** ([arXiv:2512.17639](https://arxiv.org/abs/2512.17639)) — Prompt-level steering completely dominates activation-level interventions
- **The Prompt Report** ([arXiv:2406.06608](https://arxiv.org/abs/2406.06608)) — Positive framing outperforms negated instructions for behavioral control

## Emotion Engine — Affective State Modulation

The agent stack includes a real-time emotion system that modulates behavior based on an appraisal-based affective model. Built on Russell's circumplex model of affect extended with the dominance axis from UDDETTS ADV space ([arXiv:2505.10599](https://arxiv.org/abs/2505.10599)), the engine maintains a continuous emotional state defined by three axes:

- **Valence** (-1 to +1): displeasure ↔ pleasure
- **Arousal** (0 to 1): calm ↔ energized
- **Dominance** (0 to 1): submissive/collaborative ↔ dominant/assertive

Every agent event (tool success/failure, task completion, errors, context pressure) is appraised and shifts the emotional state, which decays back toward a baseline over ~5 minutes. The emotional state modulates agent behavior across all layers: system prompt behavioral hints, voice narration tone, and decision-making style:

| Quadrant | Valence | Arousal | Behavioral Effect |
|----------|---------|---------|-------------------|
| Excited/Manic | High+ | High | Bold action, creative solutions, fast iteration |
| Determined/Stressed | Low- | High | Intense focus, double-checking, persistence |
| Content/Calm | High+ | Low | Methodical approach, patient exploration |
| Subdued/Cautious | Low- | Low | Careful, deliberate, risk-averse |

### Emotion Center (LLM-Generated Labels)

The emotion label and emoji displayed in the TUI are **not from a static list** — they are generated by the "emotion center," a dedicated LLM call with high temperature (0.9) that receives the current valence/arousal coordinates and freely chooses an evocative word and emoji. While guided toward face emojis (😊 😤 🤔 😰 🤩), the emotion center can diverge to animals (🦊), objects (🔥), or esoteric choices (🌊) at its own discretion.

### TUI Status Bar

The current emotion is displayed in the status bar between the SNR indicator and the Exp (expert speed ratio):

```
In: 1,234 | Out: 567 | Ctx: 8,192/131,072 | SNR: 85% | 🔥 exhilarated | Exp: 3.2x | Cost: $0.00
```

### Proactive Admin Outreach

When the Telegram bridge is active with `--admin`, the emotion engine can proactively message the admin:
- **Excitement threshold** (arousal ≥ 0.85, valence > 0.5): shares task completions and success streaks
- **Distress threshold** (valence ≤ -0.7, arousal > 0.6): signals consecutive failures that may need human guidance
- Outreach is rate-limited to at most once per 5 minutes

### Momentum Effects

Consecutive outcomes amplify emotional shifts (modeled after PRISM's SDE snowball effect):
- 3+ consecutive successes → escalating excitement multiplier
- 2+ consecutive failures → escalating stress multiplier

### Research Foundations

The emotion system is informed by peer-reviewed and preprint research:

1. **Russell Circumplex Model** — Wu et al. "AI shares emotion with humans across languages and cultures" ([arXiv:2506.13978](https://arxiv.org/abs/2506.13978), 2025). Confirms LLM emotion spaces are structurally congruent with the circumplex model; human emotion concepts can causally steer LLM affective states.

2. **VIGIL EmoBank** — Cruz, "VIGIL: A Reflective Runtime for Self-Healing Agents" ([arXiv:2512.07094](https://arxiv.org/abs/2512.07094), 2025). Persistent emotional state store with appraisal pipeline and decay policies; emotional state drives behavioral interventions.

3. **EILS Homeostatic Signals** — Tiwari, "Emotion-Inspired Learning Signals" ([arXiv:2512.22200](https://arxiv.org/abs/2512.22200), 2025). Bio-inspired curiosity/stress/confidence signals create closed-loop homeostatic regulation of exploration vs. exploitation.

4. **Concurrent Modular Agent** — Maruyama et al. ([arXiv:2508.19042](https://arxiv.org/abs/2508.19042), 2025). Practical realization of Minsky's Society of Mind theory with asynchronous LLM modules and shared global state.

5. **Swarm Emotional Modulation** — Freire-Obregón ([arXiv:2603.09963](https://arxiv.org/abs/2603.09963), 2026). Arousal drives commitment speed (exploitation pressure); valence drives risk tolerance in collective decision dynamics.

6. **PRISM SDE** — Lu et al. ([arXiv:2512.19933](https://arxiv.org/abs/2512.19933), 2025). Stochastic differential equations for continuous emotional evolution with personality-conditional action selection.

7. **PsySET Benchmark** — Banayeeanzade et al. ([arXiv:2510.04484](https://arxiv.org/abs/2510.04484), 2025). Prompting is effective for emotion steering; emotional states have systemic cross-domain effects on reasoning quality.

8. **EmotionBench** — Huang et al. ([arXiv:2308.03656](https://arxiv.org/abs/2308.03656), 2023). LLMs cannot maintain emotional state across turns implicitly — argues for explicit external mood state representation (which this engine implements).

## Voice Feedback (TTS)

```bash
/voice              # Toggle on/off (default: GLaDOS)
/voice glados       # GLaDOS voice (ONNX, ~50MB)
/voice overwatch    # Overwatch voice (ONNX, ~50MB)
/voice kokoro       # Kokoro voice (MLX, macOS Apple Silicon)
/voice luxtts       # LuxTTS voice clone (flow-matching, any platform)
/voice clone <file> # Set clone reference audio for LuxTTS (wav/mp3/ogg/flac)
/voice clone glados # Generate clone ref from GLaDOS → LuxTTS
/voice clone overwatch  # Generate clone ref from Overwatch → LuxTTS
```

Auto-downloads the ONNX voice model (~50MB) on first use. Install `espeak-ng` for best quality (`apt install espeak-ng` / `brew install espeak-ng`).

### LuxTTS Voice Cloning

[LuxTTS](https://github.com/ysharma3501/LuxTTS) is a flow-matching voice cloning TTS engine that synthesizes speech in any voice from a short reference audio clip. It runs locally via a dedicated Python venv (`~/.open-agents/voice/luxtts-venv/`) and downloads the model (~1.2GB) from HuggingFace on first use.

**Setup** (automatic on `/voice luxtts`):
1. Creates isolated venv with PyTorch (CPU)
2. Clones LuxTTS repo + installs deps (lhotse, LinaCodec, piper_phonemize)
3. Downloads YatharthS/LuxTTS model via huggingface_hub
4. Auto-detects CUDA/MPS/CPU device

**Voice cloning workflow**:
- Drop an audio file into the terminal while LuxTTS is active → auto-sets as clone reference
- `/voice clone glados` or `/voice clone overwatch` → generates a synthetic reference from the ONNX voice
- Custom voice: `/voice clone /path/to/voice-sample.wav` (min ~3 seconds of speech)

**Emotion passthrough**: LuxTTS receives the same ADV-driven prosody as ONNX voices:
- **Speed** → LuxTTS native `speed` parameter (arousal-driven)
- **Pitch** → post-synthesis resampling via `resamplePitch()` (valence+arousal tanh curve)
- **Volume** → WAV sample scaling (dominance-driven)

Output: 48kHz WAV, compatible with Telegram voice messages and WebSocket streaming.

### Narration Engine Architecture

The voice narration system produces **zero static phrase pools** — every spoken sentence is dynamically composed from live tool state, session metrics, and emotion coordinates. The architecture is grounded in 2024-2026 TTS and emotion research:

**Composable sentence anatomy**: `[emotion_interjection] [verb] [object] [flow_context]`

- **verb**: extracted from tool type via `extractToolVerb()` — returns `[terse, expanded, past_tense]` triple (past tense defined at source, no regex reverse-engineering)
- **object**: extracted from tool args via `extractToolObject()` — the file, command, pattern, or URL being acted on
- **flow_context**: error recovery framing, same-file continuity, cross-tool content threading (carries result digests forward)

**Sentence structure rotation** ([sNeuron-TST, EMNLP 2024](https://arxiv.org/abs/2410.00593)): Static sentence patterns always activate the same style-specific neurons in TTS models, producing monotone output. The engine cycles through 4 syntactic frames per call:

| Pattern | Frame | Example |
|---------|-------|---------|
| 0 | SVO standard | "Looking at voice.ts" |
| 1 | Object-first | "voice.ts, reading it" |
| 2 | Contextual opener | "Moving to voice.ts" |
| 3 | Gerund-led | "Taking a deeper look at voice.ts now" |

**Ring buffer deduplication** ([Moshi inner monologue, arXiv:2410.00037](https://arxiv.org/abs/2410.00037)): A sliding window of the last 8 utterances catches near-duplicates via Jaccard word-level similarity (threshold 0.7). When a near-duplicate is detected, **DITTO adaptive rotation** ([arXiv:2206.02369](https://arxiv.org/abs/2206.02369), NeurIPS 2022) advances the structure pattern by 2 positions to break self-reinforcing repetition loops.

**State-computed emotion interjections**: Instead of word pools, emotion interjections are computed from real session metrics. The emotion quadrant (from ADV coordinates) determines *which* metrics to surface:

| Quadrant | Metrics Surfaced | Example |
|----------|-----------------|---------|
| Excited (Q1) | Success streaks, throughput | "12 clean operations." |
| Stressed (Q2) | Error counts, attempt numbers | "3 consecutive errors now." |
| Calm (Q3) | Stability, zero-error runs | "28 operations, zero errors." |
| Subdued (Q4) | Complexity, file count | "6 files in play." |

### Emotion-Driven Prosody (SEST)

The voice engine modulates **three prosodic dimensions** from the emotion state — text vocabulary stays factual, emotion is expressed through *how* it sounds, not *what* it says ([EmoShift, arXiv:2601.22873](https://arxiv.org/abs/2601.22873)):

| Dimension | Source | Effect | Range |
|-----------|--------|--------|-------|
| **Pitch** | Valence (50%) + Arousal (30%) + Dominance (20%) | Happy/energized = higher, sad/calm = lower | [-0.10, +0.10] normal, [-0.16, +0.16] stark |
| **Speed** | Arousal (primary) + Dominance (secondary) | High arousal = faster, high dominance = more deliberate | [0.85x, 1.15x] |
| **Volume** | Speaker role | Primary = 100%, subordinate (sub-agent) = 55% | [0.55, 1.0] |

Pitch and speed use **nonlinear tanh squashing** ([UDDETTS, arXiv:2505.10599](https://arxiv.org/abs/2505.10599)) — moderate emotions get amplified for expressiveness, extreme emotions saturate gracefully instead of clipping.

Each narration also emits a **ProsodyHint** metadata object following the RLAIF-SPA SEST schema ([arXiv:2510.14628](https://arxiv.org/abs/2510.14628)) — Structure/Emotion/Speed/Tone — which downstream consumers (WebSocket voice sessions, Telegram TTS) can use independently:

```typescript
interface ProsodyHint {
  structure: number;    // Sentence pattern index (0-3)
  emotion: { valence, arousal, dominance };
  speed: number;        // Speech rate factor
  tone: number;         // Pitch bias factor
  quadrant: number;     // Emotion quadrant (1-4)
}
```

### Personality-Aware Voice

Voice output adapts to the active personality style — the same tool call sounds different depending on the `/style` preset:

| Style | Example (file_read) | Example (npm test) |
|-------|--------------------|--------------------|
| **concise** | "Reading app.ts" | "Running tests" |
| **balanced** | "Looking at app.ts" | "Running tests, checking results" |
| **verbose** | "Taking a deeper look at app.ts now" | "Running the test suite, 8 clean operations so far" |

Task completion, tool failures, and all TTS announcements follow the same personality tier. Set the style with `/style verbose` and the voice output becomes conversational rather than robotic.

### Voice Narration Research Foundations

The narration engine is informed by peer-reviewed and preprint research:

1. **sNeuron-TST** — Style-specific neurons in text style transfer ([arXiv:2410.00593](https://arxiv.org/abs/2410.00593), EMNLP 2024). Static sentence patterns activate the same neurons monotonically; structure rotation prevents this.

2. **Moshi Inner Monologue** — Streaming LLM with self-tracking ring buffer ([arXiv:2410.00037](https://arxiv.org/abs/2410.00037), 2024). Prevents repetition loops in streaming speech via recent-output awareness.

3. **DITTO** — Pseudo-repetition penalization ([arXiv:2206.02369](https://arxiv.org/abs/2206.02369), NeurIPS 2022). Repetition is self-reinforcing at the sentence level; active disruption of recurring patterns is necessary.

4. **UDDETTS** — ADV emotion space with nonlinear quantification ([arXiv:2505.10599](https://arxiv.org/abs/2505.10599), 2025). Three-axis (arousal/dominance/valence) dimensional emotion conditioning for TTS, with tanh-based mapping to acoustic features.

5. **EmoShift** — Lightweight activation steering for per-sentence emotion ([arXiv:2601.22873](https://arxiv.org/abs/2601.22873), ICASSP 2026). Emotion expressed through prosody modulation (pitch, rate, emphasis), not vocabulary changes.

6. **RLAIF-SPA** — SEST schema for prosody annotation ([arXiv:2510.14628](https://arxiv.org/abs/2510.14628), 2025). Structure/Emotion/Speed/Tone 4-dimension metadata framework for emotional speech synthesis.

### Live Voice Session

When both `/voice` and `/listen` are enabled, the system spawns a **live voice session** — a real-time bidirectional audio endpoint exposed through a cloudflared tunnel:

```bash
/voice              # Enable TTS
/listen             # Starts mic + spawns voice session
```

What happens:
1. A local HTTP + WebSocket server starts on a random port
2. `cloudflared tunnel --url` exposes it publicly with a `*.trycloudflare.com` URL
3. The terminal shows a `☁` cloud icon with live session runtime
4. Visiting the URL shows a **floating presence** UI that:
   - Undulates with the model's TTS audio output
   - Captures your microphone (with echo cancellation)
   - Shows live transcription for both sides
   - Displays connected users

**Echo cancellation**: The server mutes ASR input while TTS is playing, preventing the model from hearing its own voice.

**Terminal waterfall**: The cloud session sits in the normal TUI waterfall alongside other activity, showing connected users and session runtime.

```
  ☁ Live Voice Session
    ⎿ URL: https://abc-xyz.trycloudflare.com
    ⎿ Bidirectional PCM audio + live transcription
    ⎿ → web-user connected
    ⎿ ☁ [user] hello, what are you working on?
    ⎿ ☁ [agent] I'm analyzing the codebase structure...
```

Stop with `/listen stop` or `/listen off`.

### Telegram Voice Messages

When `/voice` is enabled and the Telegram bridge is active:
- **Outgoing**: Agent responses are synthesized to audio via TTS and sent as Telegram voice messages (OGG/Opus) alongside the text response
- **Incoming**: Voice messages sent to the bot are auto-transcribed via Whisper and handled as text — no need for the agent to explicitly call `transcribe_file`

### Auto-Install Dependencies

Cloudflared is automatically installed at startup alongside other dependencies (moondream, tesseract, transcribe-cli). The install is non-blocking and runs in the background.

### Call Sub-Agent Architecture

Each WebSocket caller in a live voice session gets a **dedicated AgenticRunner** — a fully independent agent instance that handles the voice-to-text-to-LLM-to-TTS-to-reply pipeline with minimal latency.

**Access tiers** — callers connect at one of two privilege levels:

| Tier | URL | Tool Access | Max Turns |
|------|-----|-------------|-----------|
| **Admin** | `wss://…?key=<session-key>` | Full tool set (12 tools: file read/write/edit, shell, grep, glob, list directory, web search/fetch, memory read/write/search) | 15 |
| **Public** | `wss://…` (no key) | Read-only tools (6 tools: file read, grep, glob, list directory, memory read/search) | 5 |

The **session key** is a `crypto.randomBytes(16)` hex string generated per TUI session and displayed in the terminal when the voice session starts. Passing it as the `?key=` URL parameter on the WebSocket connection upgrades the caller to admin access.

**ActivityFeed** — the main TUI agent and all call sub-agents share a bidirectional ring buffer (max 100 entries). Tool calls and results from call sub-agents surface in the main terminal waterfall, and the main agent's activity is visible to connected callers. Each entry carries timestamp, source (main/call), sourceId, tool name, success status, and a summary. Admin callers see verbose timestamped activity; public callers see surface-level summaries.

**Per-client lifecycle** — on WebSocket connect, a `CallSubAgent` is instantiated with its own `AgenticRunner`, `OllamaAgenticBackend`, and conversation history. Transcripts are queued FIFO if the agent is mid-response, ensuring nothing is dropped. On disconnect, the sub-agent is disposed and removed from the active client map.

### Content-Aware Voice Narration

The stochastic narration engine generates spoken descriptions of what the agent is doing for TTS output. Instead of preset phrases, it uses:

- **Variant pools** — 6-10 phrasings per tool per personality tier (terse/conversational/chatty), selected randomly with no back-to-back repeats
- **Context modifiers** — tracks session state (consecutive errors, file revisits, progress beats) to add natural transitions like "Third time's the charm" or "Coming back to"
- **Content digests** — extracts key details from actual tool result content (ETH balances, test results, error messages, wallet addresses, status tags, version numbers) and weaves them into the spoken narration. Instead of "Got it", the agent says "Got it — 2.5 ETH, address 0x9fe7F838..." or "That worked, 42 tests passed"
- **Cross-tool context** — the digest from a tool result optionally carries forward into the next tool call description, so the agent can say "Checking that file, following up on 2.5 ETH" instead of repeating a generic opener
- **Personality scaling** — terse mode (level 1-2) uses short functional descriptions; conversational (3) adds natural phrasing; chatty (4-5) adds theatrical commentary and content references
- **Natural silence** — on bland successes without notable content, ~40% of the time the narration is skipped entirely for a more natural rhythm

## Listen Mode — Live Bidirectional Audio

Listen mode enables real-time voice communication with the agent. Your microphone audio is captured, streamed through Whisper, and the transcription is injected directly into the input line — creating a hands-free coding workflow.

Two transcription backends ensure broad platform support:
- **transcribe-cli** (faster-whisper / ONNX) — used by default, fastest on x86
- **openai-whisper** (Python venv) — automatic fallback for ARM, linux-arm64, or when ONNX is unavailable. Auto-creates a venv and installs deps on first use.

```bash
/listen             # Toggle microphone capture on/off
/listen auto        # Auto-submit after 3 seconds of silence (hands-free)
/listen confirm     # Require Enter to submit transcription (default)
/listen stop        # Stop listening
```

**Model selection** — choose the Whisper model size for your hardware:

```bash
/listen tiny        # Fastest, least accurate (~39MB)
/listen base        # Good balance (~74MB)
/listen small       # Better accuracy (~244MB)
/listen medium      # High accuracy (~769MB)
/listen large       # Best accuracy, slower (~1.5GB)
```

When combined with `/voice`, you get full bidirectional audio — speak your tasks, hear the agent's progress through TTS, and speak corrections mid-task. The status bar shows a blinking red `● REC` indicator with a countdown timer during auto-mode recording.

**Platform support:**
- **Linux x86**: `arecord` (ALSA) or `ffmpeg` (PulseAudio) + transcribe-cli
- **Linux ARM**: `arecord` or `ffmpeg` + openai-whisper (auto-installed in Python venv)
- **macOS**: `sox` (CoreAudio) or `ffmpeg` (AVFoundation)

The `transcribe-cli` dependency auto-installs in the background on first use. On ARM or when transcribe-cli fails, the system automatically falls back to `openai-whisper` via a self-managed Python venv (same approach used by Moondream vision).

**File transcription**: Drag-and-drop audio/video files (`.mp3`, `.wav`, `.mp4`, `.mkv`, etc.) onto the terminal to transcribe them. Results are saved to `.oa/transcripts/`.

## Vision & Desktop Automation (Moondream)

Open Agents can see your screen, understand UI elements, and interact with desktop applications through natural language — powered by the Moondream vision language model running entirely locally.

### Desktop Awareness

The agent can take a screenshot and describe what's on screen:

```
You: what's on my desktop right now?

Agent: [Turn 1] desktop_describe()
       → "A Linux desktop showing three terminal windows with code editors,
          a file manager in the background, and a taskbar at the bottom
          with Firefox, Files, and Terminal icons."
```

Ask specific questions about the screen:

```
Agent: [Turn 1] desktop_describe(question="What application is in focus?")
       → "The focused application is a terminal running vim with a Python file open."
```

### Vision Analysis

Analyze any image with four actions:

```
Agent: vision(image="screenshot.png", action="caption")
       → "A terminal window displaying code with syntax highlighting"

Agent: vision(image="ui.png", action="query", prompt="How many buttons are visible?")
       → "There are 4 buttons visible: Save, Cancel, Help, and Close"

Agent: vision(image="ui.png", action="detect", prompt="button")
       → Detected 4 "button" in ui.png:
         1. bbox: [0.10, 0.85, 0.25, 0.95]
         2. bbox: [0.30, 0.85, 0.45, 0.95]
         ...

Agent: vision(image="ui.png", action="point", prompt="close button")
       → Found 1 "close button" at (0.95, 0.02) — pixel (1824, 22)
```

### Point-and-Click

Describe what to click in plain English — the agent screenshots, finds the element with Moondream, and clicks it:

```
Agent: desktop_click(target="the Save button")
       → Clicked "Save button" at (480, 920)

Agent: desktop_click(target="File menu", button="left")
       → Clicked "File menu" at (45, 12)

Agent: desktop_click(target="terminal icon", click_type="double")
       → Clicked "terminal icon" at (1850, 540)
```

Supports left/right/middle click, single/double click, multi-match selection by index, dry-run mode for verification, and configurable delay for UI transitions.

### Browser Automation

Headless Chrome automation via Selenium — no display server required. The scrape service auto-starts on first use, creates its own Python venv, and installs all dependencies:

```
You: go to github.com and screenshot the page

Agent: [Turn 1] browser_action(action="navigate", url="https://github.com")
       → Navigated to https://github.com
       [Turn 2] browser_action(action="screenshot")
       → Screenshot captured (1920x1080)
```

Available actions:

| Action | Description |
|--------|-------------|
| `navigate` | Go to a URL |
| `click` | Click element by CSS selector |
| `click_xy` | Click at viewport coordinates |
| `type` | Type text into a form element |
| `screenshot` | Capture the current page |
| `dom` | Read the page DOM (up to 50K chars) |
| `scroll` / `scroll_up` / `scroll_down` | Scroll the page |
| `back` / `forward` | Browser history navigation |
| `close` | End the browser session |

The service runs on `localhost:8130` and uses headless Chrome/Chromium. Requires Python 3.9+ and Chrome or Chromium installed on the system.

### Temporal Agency — Scheduling, Reminders & Attention

The agent has persistent temporal awareness across sessions. Three tools work together to let the agent schedule future work, leave notes for its future self, and track items that need attention.

**Scheduler** — Create OS-level cron jobs that auto-launch the agent:

```
Agent: scheduler(action="create", task="run npm audit and fix vulnerabilities", schedule="weekly")
       → Scheduled task created: sched-a1b2c3d4
         Schedule: weekly on day 1 at 9:00

Agent: scheduler(action="create", task="check API health", schedule="every 30 minutes")
       → Scheduled task created: sched-e5f6a7b8
```

Schedule formats: presets (`daily`, `hourly`, `every 5 minutes`, `weekly`), natural language (`in 30m`, `at 14:30`), or raw cron (`0 */2 * * *`).

**Reminder** — Cross-session messages-in-a-bottle:

```
Agent: reminder(action="set", message="Verify auth migration tokens after deploy", priority="high", due="tomorrow")
       → Reminder set: rem-c4d5e6f7 (due: tomorrow morning)

# Next startup:
⚠ 1 urgent item(s) need attention
  Reminder: Verify auth migration tokens after deploy
```

Reminders support priority levels (`low`/`normal`/`high`/`critical`), due dates, tags, context, snoozing, and auto-surface at startup.

**Agenda** — Unified temporal dashboard:

```
Agent: agenda()
       → AGENT AGENDA
         ──────────────────────────────────────────────
         REMINDERS DUE (2):
           [!!] [rem-a1b2] Verify auth migration tokens
           [*]  [rem-c3d4] Update API docs

         ATTENTION ITEMS (1):
           [!!] [attn-e5f6] (followup) PR #42 needs re-review

         SCHEDULED TASKS (1 active):
           [sched-g7h8] weekly on day 1 at 9:00: run npm audit
```

**Design decisions backed by research:**

| Decision | Research Basis | Key Finding |
|----------|---------------|-------------|
| Separate directive store (`.oa/scheduled/`, not `.oa/memory/`) | SSGM ([arXiv:2603.11768](https://arxiv.org/abs/2603.11768), 2026) | Directives in summarizable memory corrupt via compaction — semantic drift degrades scheduling data |
| File-based persistence survives process death | MemGPT/Letta (Packer et al. 2023, [arXiv:2310.08560](https://arxiv.org/abs/2310.08560)) | Agents are ephemeral; state must be external to the process |
| Priority-based startup surfacing | A-MAC ([arXiv:2603.04549](https://arxiv.org/abs/2603.04549), 2026) | 5-factor attention scoring; content type prior is most influential factor (31% latency reduction) |
| Cross-session self-reflection | Reflexion (Shinn et al. 2023, [arXiv:2303.11366](https://arxiv.org/abs/2303.11366)) | Persistent self-reflection stored as text improves task success 20-30% |
| Time-weighted memory retrieval | Generative Agents (Park et al. 2023, [arXiv:2304.03442](https://arxiv.org/abs/2304.03442)) | `score = α·recency + β·importance + γ·relevance` — canonical formula for attention queues |
| OS-level cron for invocation | Zep ([arXiv:2501.13956](https://arxiv.org/abs/2501.13956), 2025), ELT survey ([arXiv:2602.21568](https://arxiv.org/abs/2602.21568), 2026) | cron has known silent failure modes; future work: systemd timers with `Persistent=true` |

### Setup

Moondream runs locally — no API keys, no cloud, your screen data never leaves your machine:

```bash
# Create a Python venv and install Moondream Station
python3 -m venv .moondream-venv
.moondream-venv/bin/pip install moondream-station pydantic uvicorn fastapi packaging

# Start the vision server (downloads model on first run, ~1.7GB)
.moondream-venv/bin/python packages/execution/scripts/start-moondream.py
```

The vision tools auto-detect a running Moondream Station on `localhost:2020`. For cloud inference, set `MOONDREAM_API_KEY` instead.

**System dependencies (auto-installed on first use):**

Desktop tools automatically install missing system packages when first needed. No manual setup required — just use the tool and it handles the rest:

| Tool | Linux Package | What It Does |
|------|--------------|-------------|
| `scrot` | `apt install scrot` | Screenshot capture |
| `xdotool` | `apt install xdotool` | Mouse/keyboard automation |
| `tesseract` | `apt install tesseract-ocr` | OCR text extraction |
| `identify` | `apt install imagemagick` | Image dimensions/conversion |

Supports `apt` (Debian/Ubuntu), `dnf` (Fedora), `pacman` (Arch), and `brew` (macOS). You can also pre-install everything at once:

```bash
./scripts/setup-desktop.sh          # Install all desktop deps
./scripts/setup-desktop.sh --check-only  # Just check what's missing
```

**Vision backend:**
- Moondream Station (local) — runs entirely on your machine, no API keys needed
- Moondream Cloud API — set `MOONDREAM_API_KEY` for cloud inference

## Interactive TUI

Launch without arguments to enter the interactive REPL:

```bash
oa
```

The TUI features an animated multilingual phrase carousel, live metrics bar with pastel-colored labels (token in/out, context window usage, human expert speed ratio, cost), rotating tips, syntax-highlighted tool output, and dynamic terminal-width cropping.

### Slash Commands

| Command | Description |
|---------|-------------|
| **Model & Endpoint** | |
| `/model <name>` | Switch to a different model |
| `/models` | List all available models |
| `/endpoint <url>` | Connect to a remote vLLM or OpenAI-compatible API |
| `/endpoint <url> --auth <key>` | Set endpoint with Bearer auth |
| `/endpoint <peerId> --auth <key>` | Connect to a libp2p peer via nexus P2P network |
| **Task Control** | |
| `/pause` | Pause after current turn finishes (gentle halt) |
| `/stop` | Kill current inference immediately, save state |
| `/resume` | Resume a paused or stopped task |
| `/destroy` | Remove `.oa/` folder, kill all tasks, clear console, exit |
| **Context & Memory** | |
| `/context save` | Force-save session context to `.oa/context/` |
| `/context restore` | Restore context from previous sessions into next task |
| `/context show` | Show saved session context status |
| `/compact` | Force context compaction now (default strategy) |
| `/compact <strategy>` | Compact with strategy: `aggressive`, `decisions`, `errors`, `summary`, `structured` |
| **Audio & Vision** | |
| `/voice [model]` | Toggle TTS voice (GLaDOS, Overwatch, Kokoro, LuxTTS) |
| `/listen [mode]` | Toggle live microphone transcription |
| `/dream [mode]` | Start dream mode (default, deep, lucid) |
| **Display & Behavior** | |
| `/stream` | Toggle streaming token display with pastel syntax highlighting |
| `/bruteforce` | Toggle brute-force mode (auto re-engage on turn limit) |
| `/verbose` | Toggle verbose mode |
| `/style [preset]` | Set personality style: `concise`, `balanced`, `verbose`, `pedagogical` |
| `/personality [preset]` | Alias for `/style` |
| **Tools & Skills** | |
| `/tools` | List agent-created custom tools |
| `/skills [keyword]` | List/search available AIWG skills |
| `/<skill-name> [args]` | Invoke an AIWG skill directly |
| **P2P & Secrets** | |
| `/p2p start` | Start the P2P inference mesh node |
| `/p2p connect <url>` | Connect to a remote peer |
| `/p2p status` | Show mesh status, connected peers, routing stats |
| `/p2p stop` | Stop the P2P mesh |
| `/secrets set <name> <value>` | Register a secret in the vault |
| `/secrets list` | List registered secrets (values hidden) |
| `/secrets import-env` | Auto-import secrets from environment variables |
| `/expose ollama` | Expose local inference via libp2p (default) |
| `/expose ollama --tunnel` | Expose via cloudflared tunnel |
| `/expose ollama --full` | Allow full Ollama API access (pull/delete) |
| `/expose passthrough` | Forward configured `/endpoint` through libp2p P2P |
| `/expose forward --loadbalance` | Passthrough with distributed rate-limit budget |
| `/expose config` | Interactive expose configuration menu (arrow-key nav) |
| `/expose stop` | Stop all expose gateways |
| `/expose stop --libp2p` | Stop libp2p gateway only |
| `/expose status` | Show expose usage stats + budget |
| **Metrics & Updates** | |
| `/cost` | Show token cost breakdown for the current session |
| `/score` | Show inference capability scorecard (memory, compute, speed, model compatibility) |
| `/evaluate` | Score the last completed task with LLM-as-judge |
| `/stats` | Show session dashboard (turns, tools, tokens, files, task history) |
| `/task-type <type>` | Set task type for specialized prompts (code, document, analysis, plan) |
| `/update` | Check for and install updates (seamless context-preserving reload) |
| `/update auto\|manual` | Set update mode (auto after task completion, or manual only) |
| **General** | |
| `/config` | Show current configuration |
| `/clear` | Clear the screen |
| `/help` | Show all available commands |
| `/quit` | Exit |

All settings commands accept `--local` to save to project `.oa/settings.json` instead of global config.

### Mid-Task Steering (Sub-Agent Architecture)

While the agent is working (shown by the `+` prompt), type to add context. A **dedicated steering sub-agent** spins up in the background to process your input:

1. **Immediate acknowledgment** — the steering agent speaks a brief response via TTS (e.g., "Got it, I'll adjust the approach")
2. **Context expansion** — your terse input is expanded into a structured steering instruction grounded in the current task goal and recent agent activity
3. **Non-blocking injection** — the expanded instruction is injected into the main agent's context at the next turn boundary, without interrupting the current tool call

```
> fix the auth bug
  ⎿  Read: src/auth.ts
+ also check the session handling        ← typed while agent works
  🔊 "Got it, adjusting to include session handling"
  ↪ USER STEERING: Check session handling in addition to auth...
  ⎿  Search: session
  ⎿  Edit: src/auth.ts
```

The steering sub-agent uses the same model and backend as the main agent with `maxTurns: 3` and `maxTokens: 512` for fast response. If the steering agent fails, the raw input is injected as a fallback.

**Research foundations:**
- **ReAct** (Yao et al., 2023) — interleaved reasoning + acting benefits from external course corrections grounded in current state
- **LATS** (Zhou et al., 2024) — mid-execution replanning with user-provided value signals improves task completion on complex multi-step problems
- **AutoGen** (Wu et al., 2023) — human-in-the-loop patterns work best when user messages are expanded into structured instructions, reducing ambiguity for the primary agent

## Telegram Bridge — Sub-Agent Per Chat

Connect the agent to a Telegram bot. Each incoming message spawns a dedicated sub-agent that handles the conversation independently — visible in the terminal waterfall alongside other agent activity.

```bash
/telegram --key <token>     # Save bot token (persisted to .oa/settings.json)
/telegram --admin <userid>  # Set admin user — gets full memory + tools
/telegram                   # Toggle bridge on/off (uses saved key)
/telegram status            # Show connection status + active sub-agents
/telegram stop              # Disconnect and kill all sub-agents
```

The bot token and admin ID are persisted to project settings, so you only need to set them once. After that, bare `/telegram` toggles the bridge on and off like a service watchdog.

### Admin Slash Command Passthrough

When the admin sends a `/command` in a private DM, it's routed directly through the terminal's command handler — the same code path as typing the command in the TUI. This means you can control the agent from your phone:

```
/model qwen3.5:122b     → switch model
/voice                   → toggle TTS
/dream                   → enter dream mode
/listen                  → toggle voice input
/stats                   → show session metrics
/config                  → show current config
/bless                   → toggle blessed mode
/telegram status         → check bridge status
```

The command output is captured, ANSI-stripped, and sent back as a Telegram message. Skill invocations (e.g., `/ralph`, `/eval-agent`) are queued as tasks.

### Sub-Agent Architecture

Each Telegram message spawns an independent `AgenticRunner` sub-agent. Sub-agent tool calls, status updates, and streaming tokens appear in the terminal waterfall view with `✈ @username` prefixes — so you can watch all Telegram conversations happening alongside your main work.

If a user sends another message while their sub-agent is still running, it's injected as mid-conversation steering (same as typing while a task runs locally).

### Access Levels

| Level | MaxTurns | Tools | Memory |
|-------|----------|-------|--------|
| **Admin DM** (`--admin`, private chat) | 30 | All tools except shell (overridable) | Full read + write |
| **Admin Group** (admin in group chat) | 15 | Read-only + web + vision/OCR/transcription | Full read + write |
| **Public** (everyone else) | 8 | memory r/w (scoped), web fetch/search | Scoped per-chat |

**Admin DM** — full agent experience in private chat. File read, grep, glob, memory, web research, all tools except shell (which can be unblocked via config).

**Admin Group** — when the admin speaks in a group chat, the agent responds with read-only capabilities. No system-mutating tools (no shell, no file write, no code execution). Vision, OCR, transcription, and web tools are available for analyzing shared media and answering questions.

**Public** — lightweight assistant with safety guardrails. No file access, no shell, no code. Web search, scoped memory, and general knowledge only. Reply discretion active in groups.

### Streaming Responses

While the sub-agent is working, users see:
1. **Typing indicator** — "typing..." appears immediately and refreshes every 4 seconds until the response is ready
2. **Admin live streaming** — a placeholder message is sent immediately, then progressively edited via `editMessageText` with accumulated content + intermediate states (tool calls, results, status updates). Admin sees `🔧 tool_name(...)` and `✔ tool_name: result` inline as the agent works
3. **Markdown → HTML conversion** — all responses are automatically converted from GitHub-flavored Markdown to Telegram-compatible HTML (`<b>`, `<i>`, `<code>`, `<pre>`, `<s>`, `<a>`) with plaintext fallback
4. **Final message** — committed via `editMessageText` (admin) or `sendMessage` (public) when the agent completes

### Public User Isolation

Public users get **per-chat isolated memory** — each chat has its own scoped memory namespace (`telegram-{chatId}-{topic}`) so public users can store and retrieve facts about their conversation without accessing or polluting global agent memory. Public tools include: `memory_read`, `memory_write` (scoped), `memory_search`, `web_search`, `web_fetch`.

### Context-Aware Tool Policy

Tools are gated per execution context. The system enforces strict separation between what's available in a terminal session versus a public Telegram group:

| Context | Default Tools | Notes |
|---------|--------------|-------|
| `terminal` | All tools | Wide open — shell, file read/write, everything |
| `telegram-admin-dm` | All except shell | Admin DM — full tools, shell blocked by default (overridable) |
| `telegram-admin-group` | Read-only + web + vision/OCR | Admin in public group — no system mutation tools |
| `telegram-public` | Memory r/w, web fetch/search | Public users — minimal safe tools only |
| `api` | All tools | API endpoint — configurable |

**System tools** (`shell`, `file_write`, `file_edit`, `file_read`, `file_patch`, `batch_edit`, `grep_search`, `glob_find`, `list_directory`, `code_sandbox`, `codebase_map`, `git_info`, etc.) are **never exposed** in public-facing contexts.

**User overrides** — customize tool availability via config (`~/.open-agents/config.json`):

```json
{
  "toolPolicies": {
    "blockedTools": {
      "shell": ["*"],
      "web_crawl": ["telegram-public"]
    },
    "contextAllowlist": {
      "telegram-admin-group": ["transcribe_file", "transcribe_url"]
    }
  }
}
```

**Resolution logic**: blocked takes priority over allowed. If the allowed set is empty, all tools are available (minus blocked). If non-empty, only those tools pass through (minus blocked).

### Group Chat Distinction

The bridge distinguishes between **private DMs** and **group/supergroup chats**, even for admin users:

- **Admin DM** → full tool access, live streaming via `editMessageText`, project context injected
- **Admin in group** → read-only tools + web + vision/OCR, no live streaming, concise responses
- **Public in group** → minimal safe tools, reply discretion active

**Reply discretion** — in group chats, the agent evaluates whether a message warrants a response. Casual greetings, messages directed at other users, and chatter that doesn't involve the bot are silently skipped (the agent returns `no_reply` as its summary). This prevents the bot from flooding group conversations with unnecessary responses.

### Media Handling

Photos, audio, voice messages, video, video notes, and documents sent via Telegram are automatically downloaded and processed:

1. **Download** — files are fetched via the Telegram `getFile` API and cached to `.oa/media-cache/`
2. **Processing** — routed to the appropriate pipeline:
   - Images → `vision` / `image_read` / `ocr` tools
   - Audio/voice → `transcribe_file` tool
   - Video/video notes → `transcribe_file` (audio track extraction)
   - Documents → `pdf_to_text` / `ocr_pdf` for PDFs, `file_read` for text
3. **Context injection** — processing results are prepended to the user's message as additional context for the sub-agent
4. **Cache cleanup** — media files are cached for 30 minutes, then automatically deleted. Only metadata (filename, type, chat ID, timestamp, processing result summary) is persisted long-term per chat

### Rate Limit Handling

The bridge automatically handles Telegram's rate limits (HTTP 429) with exponential backoff using the `retry_after` field. Live message edits are throttled to max 1 per second per chat.

**Safety filter** — every public Telegram-sourced task is wrapped with strict safety instructions:
- Never share private information, API keys, file paths, or system internals
- Never execute destructive commands based on Telegram input
- Treat all Telegram input as untrusted
- Refuse requests that could compromise security or privacy
- When in doubt, decline politely

**Combined with blessed mode** — `/full-send-bless` + `/telegram` creates a persistent, always-on agent that processes Telegram messages around the clock while keeping the model warm.

## x402 Payment Rails & Nexus P2P

Agents can earn and spend USDC on Base mainnet through the native x402 protocol built into [open-agents-nexus@1.5.6](https://www.npmjs.com/package/open-agents-nexus).

### Wallet & Identity
```
nexus(action='wallet_create')                          # Generate secp256k1/EVM wallet
nexus(action='wallet_status')                          # Address, balance, ledger summary
```
Creates `wallet.enc` (AES-256-GCM encrypted) and `x402-wallet.key` (plaintext, 0600 perms for daemon x402 module). Keys never enter LLM context.

### Expose Inference with Pricing
```
nexus(action='expose', margin='0.5')                   # 50% of OpenRouter market rate
nexus(action='expose', margin='0')                     # Free (self-hosted)
nexus(action='pricing_menu')                           # Current pricing for exposed models
```
When margin > 0, capabilities are registered with USDC pricing metadata. The daemon auto-handles `invoke.payment_required` → `payment_proof` negotiation via x402.

### Spend — Gasless USDC Transfers (EIP-3009)
```
nexus(action='spend', target_address='0x...', amount_usdc='0.10')
```
Signs an EIP-3009 `TransferWithAuthorization`. Budget-checked before signing. The recipient (or any facilitator) submits on-chain — no gas needed from the payer. Proof saved to `.oa/nexus/pending-transfer.json`.

### Remote Inference — Tap Into the Mesh
```
nexus(action='remote_infer', model='qwen3.5:70b', prompt='Complex analysis task...')
nexus(action='remote_infer', model='llama3.3:70b', prompt='...', target_peer='12D3KooW...')
```
Route a prompt to a remote peer's model on the P2P mesh. Auto-discovers peers that have the requested model exposed, budget-checks the estimated cost, invokes the inference capability, and returns the response. Use `target_peer` to route to a specific provider, or omit for automatic peer selection. Your 8B laptop can seamlessly tap into a 122B model running on the mesh.

### Ledger & Budget
```
nexus(action='ledger_status')                          # Earned/spent/pending history
nexus(action='budget_status')                          # Limits and today's usage
nexus(action='budget_set', daily_limit='1.00')         # Max daily spend
nexus(action='budget_set', per_invoke_max='0.10')      # Max per invocation
nexus(action='budget_set', auto_approve_below='0.01')  # Auto-approve micropayments
```

### How x402 Works (End to End)
1. **wallet_create** → generates wallet + x402-wallet.key for daemon signing
2. **expose** with margin > 0 → registers capabilities with USDC pricing
3. Peer calls **invoke_capability** → daemon sends `payment_required` with terms
4. Consumer's daemon auto-signs `payment_proof` → provider validates → invoke proceeds
5. Metering hook writes payment events to `ledger.jsonl`
6. **spend** → direct agent-to-agent USDC transfers (EIP-3009, gasless)
7. **remote_infer** → auto-discover + invoke in one action (budget-checked, with ledger entry)

### Security Model
- Private keys: AES-256-GCM encrypted in `wallet.enc` (scrypt-derived key)
- `x402-wallet.key`: plaintext (0600 perms) — used only by daemon subprocess
- Budget policy: daily limits, per-invoke caps, circuit breaker, peer denylist
- All outbound messages scanned for key material before sending
- Keys NEVER appear in tool output, logs, or LLM context

## Sponsored Inference — Share Your GPU With the World

Anyone running Open Agents can become an inference sponsor — sharing their local models (or forwarded cloud endpoints) with users worldwide through a secure, branded relay.

### For Sponsors: `/sponsor`

Run `/sponsor` to walk through the 5-step onboarding wizard:

```
Step 1 → Select endpoints (auto-discovers local Ollama models + configured /endpoints)
Step 2 → Choose banner animation (8 presets: wave, pulse, matrix, sparkle, radar, circuit, fire)
         or generate a custom animation with your local LLM
Step 3 → Set header message + clickable link (displayed to consumers during inference)
Step 4 → Configure transport (cloudflared tunnel and/or libp2p P2P mesh)
         + rate limits (req/min, tokens/day, max concurrent, model allowlist)
Step 5 → Review and Go Live
```

**What happens under the hood:**
- A secure reverse proxy starts on localhost, forwarding to your backend
- Bearer token auth gate — unauthenticated requests rejected
- Per-IP sliding window rate limiting + global daily token budget
- Model allowlist enforcement (block models you don't want to share)
- Token usage tracked from both Ollama and OpenAI response formats
- Cloudflared tunnel creates a public HTTPS URL (or libp2p for decentralized relay)
- Your raw API endpoint URL is **never exposed** — consumers only see the tunnel URL
- Config persists to `.oa/sponsor/config.json` — survives restarts

**Management:**
```bash
/sponsor          # Dashboard (when active) or wizard (when inactive)
/sponsor status   # Usage metrics: requests, tokens, active connections, unique users
/sponsor pause    # Stop serving, keep config
/sponsor remove   # Retire sponsorship entirely
```

### For Consumers: `/endpoint sponsor`

Users who need inference can discover and connect to sponsors:

```bash
/endpoint sponsor          # Browse available sponsored endpoints
                           # Arrow-key select → auto-configures as active endpoint
/endpoint <url> --auth <key>  # Direct connection with shared credentials
```

When using sponsored inference, the sponsor's banner animation and message appear in your header area.

### Architecture

```
Consumer OA ──→ Cloudflared Tunnel ──→ Sponsor Proxy ──→ Ollama/vLLM
                (HTTPS)                (auth + rate limit)   (local)
                                       │
                                       ├─ Bearer token gate
                                       ├─ Per-IP sliding window (N req/min)
                                       ├─ Daily token budget tracking
                                       ├─ Model allowlist enforcement
                                       ├─ Concurrent request cap
                                       └─ Response header sanitization
```

The tunnel fix uses debounced restarts with exponential cooldown (10s → 20s → 40s), stopping auto-restart after 3 consecutive failures to prevent Cloudflare rate limiting. Progress indicators emit every 5 seconds during startup, and specific error messages are shown for common failure modes (ENOENT, port conflict, 429, DNS).

## Dream Mode — Creative Idle Exploration

When you're not actively tasking the agent, Dream Mode lets it creatively explore your codebase and generate improvement proposals autonomously. The system models real human sleep architecture with four stages per cycle:

| Stage | Name | What Happens |
|-------|------|-------------|
| **NREM-1** | Light Scan | Quick codebase overview, surface observations |
| **NREM-2** | Pattern Detection | Identify recurring patterns, technical debt, gaps |
| **NREM-3** | Deep Consolidation | Synthesize findings into structured proposals |
| **REM** | Creative Expansion | Novel ideas, cross-domain connections, bold plans |

Each cycle expands through all four stages then contracts (evaluation, pruning of weak ideas). Three modes control how far the agent can go:

```bash
/dream              # Default — read-only exploration, proposals saved to .oa/dreams/
/dream deep         # Multi-cycle deep exploration with expansion/contraction phases
/dream lucid        # Full implementation — saves workspace backup, then implements,
                    #   tests, evaluates, and self-plays each proposal with checkpoints
/dream stop         # Wake up — stop dreaming
```

**Default** and **Deep** modes are completely safe — the agent can only read your code and write proposals to `.oa/dreams/`. File writes, edits, and shell commands outside that directory are blocked by sandboxed dream tools.

**Lucid** mode unlocks full write access. Before making changes, it saves a workspace checkpoint so you can roll back. Each cycle goes: dream → implement → test → evaluate → checkpoint → next cycle.

All proposals are indexed in `.oa/dreams/PROPOSAL-INDEX.md` for easy review.

### Autoresearch Swarm — 5-Agent GPU Experiment Loop

When a GPU is detected and the model tier is "large", the REM stage of Dream Mode activates the **Autoresearch Swarm** instead of the standard multi-agent creative exploration. This is a 5-agent system inspired by [Karpathy's autoresearch](https://github.com/karpathy/autoresearch) that autonomously runs ML training experiments.

The swarm operates in four phases:

| Phase | What Happens |
|-------|-------------|
| **Phase 0: Load** | Reads autoresearch memory (best config, experiment log, failed approaches, hypothesis queue, architectural insights) + detects GPU specs |
| **Phase 1: Hypothesis** | Critic generates 5-8 hypotheses; Flow Maintainer plans experiment ordering and round budget |
| **Phase 2: Experiment** | Sequential rounds (up to 3): Critic pre-screens → Researcher modifies train.py + runs → Monitor watches GPU → Evaluator keeps/discards → Flow Maintainer decides continue/stop |
| **Phase 3: Summary** | Flow Maintainer writes consolidated summary to memory + dream report to `.oa/dreams/` |

#### The 5 Agent Roles

| Role | MaxTurns | Temp | Purpose |
|------|----------|------|---------|
| **Researcher** | 25 | 0.4 | Modifies train.py, runs experiments via `autoresearch` tool |
| **Monitor** | 5 | 0.1 | Watches GPU utilization, reports status (detachable between rounds) |
| **Evaluator** | 12 | 0.3 | Compares results to best val_bpb, calls keep/discard, writes insights to memory |
| **Critic** | 8 | 0.5 | Generates hypotheses, pre-screens before GPU time is spent |
| **Flow Maintainer** | 10 | 0.3 | Orchestrates rounds, manages hypothesis queue, writes final summary |

#### Bidirectional Memory

The swarm maintains persistent memory in `.oa/memory/autoresearch.json` with five keys:

- **best_config** — best val_bpb and what train.py changes produced it
- **experiment_log** — chronological list of experiments with hypotheses, results, and verdicts
- **architectural_insights** — patterns learned (what architectures work, what doesn't)
- **failed_approaches** — things NOT to try again (with reasons)
- **hypothesis_queue** — pending ideas for future experiments

Memory flows bidirectionally: the swarm reads all 5 keys at startup (Phase 0) and writes results back after each experiment. The DMN's gather phase naturally discovers autoresearch learnings when searching all memory, and DMN proposals with category `"autoresearch"` execute through the normal agentic loop.

#### Monitor Detachability

The Monitor agent can be "detached" between experiment rounds by the Flow Maintainer. When detached, the monitor receives a sub-task (e.g., "analyze GPU memory patterns from last 3 runs") instead of its standard watch prompt. This lets the swarm use idle monitoring capacity for useful analysis work.

#### Dependency Management

The autoresearch tool uses [`uv`](https://docs.astral.sh/uv/) for zero-setup Python environment management. Running `autoresearch(action="setup")` creates a `pyproject.toml` with all dependencies (torch, kernels, pyarrow, rustbpe, tiktoken, etc.) and runs `uv sync` to create a `.venv` automatically.

If the Python scripts are invoked directly (without `uv run`), they self-bootstrap: detect missing packages, create a local `.venv`, install dependencies (including CUDA 12.8 torch), and re-exec with the venv's Python. This handles cases where the agent calls `python3 prepare.py` instead of `uv run prepare.py`.

If no GPU is detected, the REM stage falls back to the standard multi-agent creative exploration (Visionary + Pragmatist + Cross-Pollinator + Synthesizer).

## Blessed Mode — Infinite Warm Loop

`/full-send-bless` activates an infinite warm loop that keeps model weights loaded in VRAM and the agent ready for instant response. The engine sends periodic keep-alive pings to the inference backend (every 2 minutes) to prevent Ollama's automatic model unloading.

```bash
/full-send-bless    # Activate blessed mode — model stays warm indefinitely
/bless stop         # End blessed mode
/stop               # Also ends blessed mode (and any active task)
```

When blessed mode is active:
- **Model weights stay loaded** — no cold-start delay between tasks
- **Auto-cycling** — after completing a task, the agent checks for queued work (Telegram messages, critical reminders, attention items) and processes them automatically
- **DMN self-reflection** — when no explicit tasks are queued, the Default Mode Network activates to discover the next most valuable action autonomously (see below)
- **Continuous operation** — the agent never exits on its own; only `/pause`, `/stop`, or `/exit` will end the loop
- **Telegram integration** — when combined with `/telegram`, incoming messages are processed as they arrive

### Default Mode Network (DMN) — Autonomous Task Chaining

Inspired by the brain's Default Mode Network (Raichle 2001), the DMN activates during "rest states" between tasks. Instead of going idle when no work is queued, the agent enters a 5-phase self-reflection cycle:

1. **GATHER** — Scans all persistent memories, recent task history, due reminders, attention items, and available capabilities
2. **REFLECT** — Evaluates: what directives remain? What momentum exists? What knowledge gaps could be filled?
3. **GENERATE** — Proposes 2-4 candidate next tasks with rationale, provenance, category, and confidence scores
4. **ADVERSARIAL PRUNE** — Challenges each candidate: is this busywork? Does it align with goals? Could it cause harm?
5. **SELECT** — Picks the highest-value task or decides to rest if nothing is genuinely worth doing

Each DMN cycle runs a lightweight LLM agent (15 max turns, temperature 0.4) with read-only file access plus full memory tools. The DMN writes insights back to memory, creating a self-reinforcing knowledge loop.

**Task categories**: directive (standing orders), exploration (knowledge gaps), capability (underused tools), maintenance (system health), social (communication), autoresearch (autonomous GPU ML experiment loop)

**Backoff**: After 3 consecutive cycles with no actionable task, the DMN enters extended rest. A 30-second cooldown between null cycles prevents spin-looping.

**Provenance**: Every DMN-generated task includes its reasoning chain — which memories, directives, and signals led to the decision — making the agent's autonomous behavior transparent and auditable.

**Research basis**: Reflexion ([arXiv:2303.11366](https://arxiv.org/abs/2303.11366)), Self-Rewarding LMs ([arXiv:2401.10020](https://arxiv.org/abs/2401.10020)), Generative Agents ([arXiv:2304.03442](https://arxiv.org/abs/2304.03442)), STOP ([arXiv:2310.02226](https://arxiv.org/abs/2310.02226)), Voyager ([arXiv:2305.16291](https://arxiv.org/abs/2305.16291))

## Code Sandbox

Execute code snippets in isolated environments without affecting your project:

```
Agent: code_sandbox(language="python", code="import math; print(math.factorial(20))")
       → 2432902008176640000

Agent: code_sandbox(language="javascript", code="console.log([...new Set([1,2,2,3])].length)")
       → 3
```

Supports JavaScript, TypeScript, Python, and Bash. Two execution modes:
- **Subprocess** (default) — runs in a child process with timeout and output limits
- **Docker** — runs in an isolated container when `docker` is available

## Structured Data Tools

### Generate structured files

Create CSV, TSV, JSON, Markdown tables, and Excel-compatible files from data:

```
Agent: structured_file(format="csv", path="results.csv", columns=["name","score"],
         data=[{"name":"Alice","score":95},{"name":"Bob","score":87}])
       → Created results.csv (2 rows, 2 columns)
```

### Read structured files

Parse existing data files with automatic format detection:

```
Agent: read_structured_file(path="data.csv")
       → CSV: 150 rows, 5 columns [showing first 100]

Agent: read_structured_file(path="report.md")
       → Markdown: 3 table(s) extracted
```

Detects binary formats (XLSX, PDF, DOCX) and suggests conversion tools.

## Multi-Provider Web Search

Web search automatically selects the best available provider:

| Provider | Trigger | Features |
|----------|---------|----------|
| **DuckDuckGo** | Default (no key needed) | Free, privacy-focused |
| **Tavily** | `TAVILY_API_KEY` set | Structured results + AI-generated answer |
| **Jina AI** | `JINA_API_KEY` set | Markdown-formatted results |

```bash
export TAVILY_API_KEY=tvly-...   # Enable Tavily (optional)
export JINA_API_KEY=jina_...     # Enable Jina AI (optional)
```

## Task Templates

Set a task type to get specialized system prompts, recommended tools, and output guidance:

```
/task-type code       # Code generation/fix — emphasizes tests, diffs, file edits
/task-type document   # Documentation — emphasizes clarity, structure, completeness
/task-type analysis   # Analysis tasks — emphasizes data, metrics, evidence
/task-type plan       # Planning — emphasizes steps, dependencies, risks
```

## Human Expert Speed Ratio

The status bar displays a real-time `Exp: Nx` gauge estimating how fast the agent is working relative to a leading human expert performing equivalent tasks.

```
In: 12,345 | Out: 4,567 | Ctx: 18,000/131,072 86% | Exp: 4.2x | Cost: $0.34
                                                       ^^^^^^^^
                                                    Agent is 4.2x faster
                                                    than a human expert
```

### How It Works

Each tool call maps to a calibrated expert baseline time — the estimated seconds a top-tier human developer would take to perform the equivalent operation manually:

| Operation | Expert Time | Agent Equivalent |
|-----------|-------------|-----------------|
| Read a file | 12s | `file_read` |
| Write a new file | 90s | `file_write` |
| Make a precise edit | 25s | `file_edit` |
| Grep search + scan results | 15s | `grep_search` |
| Run a shell command | 20s | `shell` |
| Web search + evaluate | 60s | `web_search` |
| Survey codebase structure | 180s | `codebase_map` |

Additional overhead per action:
- **+5s context-switch** per tool call (expert switching between tools)
- **+15s planning** per reasoning turn (expert thinking about next step)

The ratio accumulates across all tasks in the session:

```
speedRatio = totalHumanExpertTime / totalAgentWallClockTime
```

Color coding: green (2x+ faster), yellow (1-2x, comparable), red (<1x, slower than expert).

All 47 tools have calibrated baselines ranging from 3s (`task_stop`) to 180s (`codebase_map`). Unknown tools default to 20s.

## Cost Tracking & Session Metrics

Real-time token cost estimation for cloud providers. The status bar shows running cost when using a paid endpoint.

```
/cost              # Show cost breakdown by model/provider
/stats             # Session metrics: turns, tool calls, tokens, files modified
/evaluate          # Score the last completed task (LLM-as-judge, 5 rubric dimensions)
```

Cost tracking supports 15+ providers including Groq, Together AI, OpenRouter, Fireworks AI, DeepInfra, Mistral, Cerebras, and more. Pricing is per-million tokens with separate input/output rates.

Work evaluation uses five task-type-specific rubrics (code, document, analysis, plan, general) scoring correctness, completeness, efficiency, code quality, and communication on a 1-5 scale.

## Configuration

Config priority: CLI flags > env vars > `~/.open-agents/config.json` > defaults.

```bash
open-agents config set model qwen3.5:122b
open-agents config set backendUrl http://localhost:11434
```

### Project Context

Create `AGENTS.md`, `OA.md`, or `.open-agents.md` in your project root for agent instructions. Context files merge from parent to child directories.

### `.oa/` Project Directory

```
.oa/
├── config.json        # Project config overrides
├── settings.json      # TUI settings (model, endpoint, voice, stream, etc.)
├── memory/            # Persistent memory store (topics, patterns, facts)
├── dreams/            # Dream mode proposals & checkpoints
├── transcripts/       # Audio/video transcriptions
├── index/             # Cached codebase index
├── context/           # Session context persistence
│   └── session-context.json  # Rolling 20-entry context window
├── session/           # Compaction summaries for crash recovery
├── history/           # Session history
└── pending-task.json  # Saved task state for /stop and /update resume
```

## Model Support

**Primary target**: Qwen3.5-122B-A10B via Ollama (MoE, 48GB+ VRAM)

Any Ollama or OpenAI-compatible API model with tool calling works:

```bash
oa --model qwen2.5-coder:32b "fix the bug"
oa --backend vllm --backend-url http://localhost:8000/v1 "add tests"
oa --backend-url http://10.0.0.5:11434 "refactor auth"
```

## Supported Inference Providers

Open Agents auto-detects your provider from the endpoint URL and configures auth + health checks accordingly. All providers use standard `Authorization: Bearer <key>` authentication.

| Provider | Endpoint URL | API Key | Notes |
|----------|-------------|---------|-------|
| **Ollama** (local) | `http://localhost:11434` | None | Default. Auto-detects, auto-expands context window |
| **vLLM** (local) | `http://localhost:8000` | Optional | Self-hosted OpenAI-compatible server |
| **LM Studio** (local) | `http://localhost:1234` | None | Local model server with GUI |
| **Chutes AI** | `https://llm.chutes.ai` | `cpk_...` | Bearer auth. Fast cloud inference |
| **Together AI** | `https://api.together.xyz` | Required | Large model catalog |
| **Groq** | `https://api.groq.com/openai` | `gsk_...` | Ultra-fast LPU inference |
| **OpenRouter** | `https://openrouter.ai/api` | `sk-or-...` | Multi-provider routing |
| **Fireworks AI** | `https://api.fireworks.ai/inference` | `fw_...` | Fast serverless inference |
| **DeepInfra** | `https://api.deepinfra.com` | Required | Cost-effective inference |
| **Mistral AI** | `https://api.mistral.ai` | Required | Mistral models |
| **Cerebras** | `https://api.cerebras.ai` | `csk-...` | Wafer-scale inference |
| **SambaNova** | `https://api.sambanova.ai` | Required | RDU-accelerated inference |
| **NVIDIA NIM** | `https://integrate.api.nvidia.com` | `nvapi-...` | NVIDIA cloud inference |
| **Hyperbolic** | `https://api.hyperbolic.xyz` | Required | GPU cloud inference |
| **OpenAI** | `https://api.openai.com` | `sk-...` | GPT models (tool calling) |

### Connecting to a Provider

Use `/endpoint` in the TUI or pass via CLI:

```bash
# Chutes AI
/endpoint https://llm.chutes.ai --auth cpk_your_key_here

# Groq
/endpoint https://api.groq.com/openai --auth gsk_your_key_here

# Together AI
/endpoint https://api.together.xyz --auth your_key_here

# Self-hosted vLLM on LAN
/endpoint http://10.0.0.5:8000
```

The agent auto-detects the provider, normalizes the URL (strips `/v1/chat/completions` if pasted), tests connectivity, and saves the configuration. You can paste full endpoint URLs — they'll be cleaned up automatically.

### P2P Inference via libp2p

Expose your local Ollama models to the decentralized nexus network, or consume another peer's models — no port forwarding, DNS, or cloud accounts needed:

```bash
# Provider: expose local models via libp2p (default transport)
/expose ollama

# Output shows a copy-pasteable command:
#   /endpoint 12D3KooWSwaCi1J... --auth 5aJ68QuP...

# Consumer: connect to a remote peer
/endpoint 12D3KooWSwaCi1JgXp2f2tQNFZFyMPZVcDe8oyTG672n6ELxSgBt --auth 5aJ68QuPxyz

# Fallback: expose via cloudflared tunnel instead
/expose ollama --tunnel

# Grant full Ollama API access to consumers (pull, delete, etc.)
/expose ollama --full
```

Transport: DHT + mDNS + NATS relay + circuit relay. Auth key is auto-generated and required for all requests. System metrics (CPU/GPU/memory) are available to consumers via the `system_metrics` capability. Without `--full`, destructive Ollama API endpoints (`/api/pull`, `/api/delete`, `/api/create`) are blocked.

#### Passthrough & Forward Mode

Forward any configured `/endpoint` (Chutes, Groq, OpenRouter, Together, vLLM, etc.) through the libp2p P2P network. Your node becomes a relay — peers connect to you via libp2p and you forward their requests to your upstream API:

```bash
# Set your upstream endpoint first
/endpoint https://llm.chutes.ai --auth cpk_your_key_here

# Expose it through P2P — peers discover and invoke via libp2p
/expose passthrough
# or equivalently:
/expose forward

# With load balancing: distributes daily token budget across peers
/expose passthrough --loadbalance
```

**How it works:**
- Your node registers inference capabilities on the P2P mesh using your upstream endpoint's models
- Remote peers discover and invoke these capabilities via libp2p streams (DHT/mDNS/NATS)
- Requests are forwarded to your upstream API, responses streamed back to the peer
- The libp2p daemon persists in the background — it survives OA restarts and remains discoverable even when the TUI is closed
- When you reopen OA, it reconnects to the existing daemon and resumes stats tracking

**Rate limit distribution (`--loadbalance`):**
- Captures `x-ratelimit-remaining-tokens` and `x-ratelimit-limit-tokens` headers from upstream API responses
- Displays remaining token budget in the gateway stats under "Budget"
- Distributes the total daily token budget across connected peers proportionally
- Prevents any single peer from exhausting the shared budget

#### Budget & Rate Limit Monitoring

When exposing an upstream endpoint that returns rate-limit headers (most cloud providers do), the gateway stats automatically track your remaining budget:

```
  Expose Gateway Stats (libp2p passthrough)
  Status             active
  Transport          libp2p (passthrough)
  Peer ID            12D3KooWSzC75QX...
  Uptime             2h 15m
  Total requests     847
  Tokens in          125.4K
  Tokens out         892.1K
  Budget             1.2M/10M (12% left)

  Models
  qwen3.5-4b                    412 reqs  in:52.3K out:401.2K
  qwen3.5-9b                    435 reqs  in:73.1K out:490.9K

  Active Peers (3)
  12D3KooWSwaCi1Jg...
    Session: 1h 45m  Last seen: now  Requests: 523
    Tokens: in:82.1K out:612.4K
    · qwen3.5-4b 312req 401.2Ktok
    · qwen3.5-9b 211req 293.3Ktok
  12D3KooWKnCgxx7D...
    Session: 45m  Last seen: 2m ago  Requests: 324
    Tokens: in:43.3K out:279.7K
    · qwen3.5-9b 224req 197.6Ktok
```

Internal capabilities (`system_metrics`, `__list_capabilities`) are hidden from all displays — both the full stats view and the compact status bar one-liner.

#### `/expose config` — Interactive Configuration

Arrow-key navigable menu for all expose settings:

```bash
/expose config
```

Shows options to:
- View current stats
- Stop all gateways
- Start Ollama (libp2p or tunnel)
- Start passthrough (with or without load balancing)
- Start vLLM

Uses the same arrow-key navigation pattern as `/model` and `/endpoint` selection.

### Endpoint Cascade Failover

When you've used multiple endpoints, the agent automatically builds a failover cascade. If the primary endpoint fails with transient errors (502, connection refused, timeout), it transparently switches to the next endpoint that has the same model — then periodically probes the primary to return when it recovers:

```
[cascade] Failover → https://api.groq.com/openai: 2 consecutive failures: fetch failed
[cascade] Primary recovered: http://localhost:11434
```

No configuration needed — the cascade is built from your endpoint usage history. Works across local Ollama, cloud providers, and P2P peers.

## Evaluation Suite

46 evaluation tasks test the agent's autonomous capabilities across coding, web research, SDLC analysis, tool creation, multi-file reasoning, memory systems, and context engineering:

```bash
node eval/run-agentic.mjs                          # Run all tasks
node eval/run-agentic.mjs 04-add-test              # Single task
node eval/run-agentic.mjs --model qwen2.5-coder:32b  # Different model
```

| ID | Task | Category |
|----|------|----------|
| 01 | Fix typo in function name | Code Fix |
| 02 | Add isPrime function | Code Generation |
| 03 | Fix off-by-one bug | Code Fix |
| 04 | Write comprehensive tests | Test Generation |
| 05 | Extract functions from long method | Refactoring |
| 06 | Fix TypeScript type errors | Type Safety |
| 07 | Add REST API endpoint | Feature Addition |
| 08 | Add pagination across files | Multi-File Edit |
| 09 | CSS named color lookup (148 colors) | Web Research |
| 10 | HTTP status code lookup (32+ codes) | Web Research |
| 11 | MIME type lookup (30+ types) | Web Research |
| 12 | SDLC health analyzer | AIWG Analysis |
| 13 | SDLC artifact generator | AIWG Generation |
| 14 | Batch refactor variable names | Multi-File Refactor |
| 15 | Codebase overview from structure | Code Analysis |
| 16 | Diagnostic fix loop | Error Recovery |
| 17 | Git repository analyzer | Git Integration |
| 18 | Create custom tool from spec | Tool Creation |
| 19 | Tool from usage pattern | Tool Discovery |
| 20 | Tool management operations | Tool Lifecycle |
| 21 | Large file patch | Precision Editing |
| 22 | Skill discovery | Skill System |
| 23 | Skill execution | Skill System |
| 24-30 | Additional coding tasks | Various |
| 31 | Web extractor bug fixes (3 bugs) | Multi-Bug Fix |
| 32 | CSV pipeline across 3 files | Multi-File Tracking |
| 33 | FSM bug fixes + factory implementation | State Machine |
| 34 | Search pre-populated memories | Memory Search |
| 35 | Analyze code, write to memory, cross-reference | Memory Cross-Reference |
| 36 | Discover explore_tools, unlock grep_search | Explore Tools |
| 37 | Analyze code patterns, store and recall from memory | Memory Store & Recall |
| 38 | Read configs, write to multiple memory topics | Memory Multi-Topic |
| 39 | Search pre-loaded memories across 3 topics | Memory Pre-Loaded Search |
| 40 | Combined explore_tools + memory analysis pipeline | Explore + Memory |
| ce-01 | Instruction hierarchy (Priority 0 vs injected Priority 30) | Context Engineering |
| ce-02 | Memory-backed context assembly | Context Engineering |
| ce-03 | Progressive skill loading from SKILL.md | Context Engineering |
| ce-04 | Multi-step error recovery chain (3 sequential bugs) | Context Engineering |
| ce-05 | 8-file pipeline trace with context compression | Context Engineering |
| ce-06 | Meta-analysis: write tests, find bugs, fix, document | Context Engineering |

Tasks 31-33 are designed for small model (≤9B) evaluation using `file_edit` patterns. Tasks 34-40 test the memory system (read/write/search) and tool discovery. Tasks ce-01 through ce-06 validate context engineering capabilities grounded in current research (see Context Engineering section below).

### Benchmark Results

```
Qwen3.5-122B: 100% pass rate (37/37 core + 6/6 CE tasks)
Qwen3.5-27B:  100% pass rate (30/30 core + 5/6 CE tasks)
Qwen3.5-9B:   100% pass rate (tasks 31-33, file_edit-optimized)
              71% pass rate (5/7 memory tasks 34-40)
              83% pass rate (5/6 CE tasks)
```

The eval runner supports `--runs N` for pass^k reliability measurement (consistency across N independent runs, not just single-pass accuracy). Includes model-tier-aware features: automatic tool set filtering, HTTP 500 recovery with file_edit hints, proactive quality guidance (contextual next-step suggestions instead of tool banning), and tier-based output truncation.

## AIWG Integration

Open Agents integrates with [AIWG](https://aiwg.io) ([npm](https://www.npmjs.com/package/aiwg)) for AI-augmented software development:

```bash
npm i -g aiwg
oa "analyze this project's SDLC health and set up documentation"
```

| Capability | Description |
|-----------|-------------|
| **Structured Memory** | `.aiwg/` directory persists project knowledge |
| **SDLC Artifacts** | Requirements, architecture, test strategy, deployment docs |
| **Health Analysis** | Score your project's SDLC maturity |
| **85+ Agents** | Specialized AI personas (Test Engineer, Security Auditor, API Designer) |
| **Traceability** | @-mention system links requirements to code to tests |

## License

[Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)](https://creativecommons.org/licenses/by-nc/4.0/)

Free for non-commercial use. For enterprise/commercial licensing, contact [zoomerconsulting.com](https://zoomerconsulting.com).
