# Remote MCP Server with Clerk OAuth - Implementation Summary

## Overview

Successfully implemented a remote MCP server with Clerk OAuth authentication for the MCP Memory TypeScript project. This enables multi-tenant, authenticated access to the memory service over HTTP while maintaining backward compatibility with the existing stdio-based MCP server.

## Files Created/Modified

### New Files (6)
1. `src/middleware/mcp-auth.ts` - Authentication middleware (193 lines)
2. `src/remote-mcp-server.ts` - Remote MCP server (784 lines)
3. `api/mcp/index.ts` - Vercel serverless function (444 lines)
4. `tests/integration/remote-mcp-auth.test.ts` - Integration tests (302 lines)
5. `REMOTE_MCP_SETUP.md` - Setup documentation (375 lines)
6. `examples/remote-mcp-client.ts` - Example client (288 lines)

### Modified Files (5)
1. `src/core/multi-tenant-memory-core.ts` - Added metadata support (+1 line)
2. `.env.example` - Added Clerk and remote MCP config (+13 lines)
3. `package.json` - Added mcp-server-remote script (+1 line)
4. `vercel.json` - Added MCP endpoint config (+7 lines)
5. `README.md` - Added remote MCP documentation (+17 lines)

**Total Net New Lines**: ~2,425 lines

## Key Features Implemented

✅ Clerk OAuth authentication with session tokens
✅ Multi-tenant user isolation (email-based)
✅ HTTP/JSON-RPC 2.0 transport
✅ Session management (1-hour timeout)
✅ All MCP tools available remotely
✅ Vercel serverless deployment support
✅ Backward compatible with stdio server
✅ Complete documentation and examples
✅ Integration tests for auth and isolation

## Usage

**Start Remote MCP Server:**
```bash
npm run mcp-server-remote
```

**Deploy to Vercel:**
```bash
npm run deploy:vercel
```

**Test:**
```bash
npm run test:integration
```

See [REMOTE_MCP_SETUP.md](./REMOTE_MCP_SETUP.md) for detailed setup and usage.
