# ⚡ pi-forge vs Cursor · Claude Code · Cline

Others — Pre-packed System Prompts
0
System Prompt Tokens
✕ BLoat rules you didn't ask for
📋 tool defs 10+ built-in tools — can't remove them
📐 style Code style rules · 2-space · JSDoc · naming
🚫 rules Don't delete · ask before install · commit rules
🛡️ security Secrets · env vars · input validation rules
📝 plan Always plan first · estimate · propose arch
🧪 test 80% coverage · test before complete
⚙️ config ESLint · Prettier · TypeScript strict · CI
🐢 4.2s first token
slow
Huiyu Pi — Zero System Prompt
0
System Prompt Tokens
✓ ZERO bloat you define what it needs
📖
read
Read any file
✏️
write
Write content
⌨️
bash
Run commands
⚡ 0.3s first token
—

## ✦ You build the harness · Not the other way around ✦

No preset prompts. No locked-in tools. Just a clean canvas and 3 primitives.

🧱 from scratch 🔧 you define the tools ⚡ 14× faster response 💰 90% less token waste
🎞️ Exporting GIF
Capturing one animation cycle…
Preparing…