Phase 3: Proxy Middleware for Real-time Tracking

[drftstatic]

Overview

Create local proxy server to intercept API calls between AI tools and providers (similar to CursorLens).

Features

• Express.js proxy on localhost
• Log all requests/responses
• Calculate token usage in real-time
• Support multiple AI providers

Configuration

• Cursor: Override OpenAI Base URL
• Continue.dev: Custom API endpoint
• Other tools: Proxy settings

Technical Stack

• Express.js + TypeScript
• PostgreSQL for storage
• Prisma ORM
• WebSocket for real-time updates

Inspiration

• CursorLens architecture
• API middleware pattern

Status

📋 Not started