Analyze AI chat sessions for wasted tokens and get instant coaching advice — directly in VS Code.
PromptSensei is an MCP (Model Context Protocol) server that hooks into your AI assistant (GitHub Copilot, Cline, Roo Code, etc.) and gives you a session waste report every time you finish a coding session.
Features
- 📊 Token Wastage Analysis: Counts exactly how many tokens you wasted on code that never made it to your final files.
- 💰 Money Wasted: Converts wasted tokens to an estimated dollar cost.
- 🎓 Coaching Advice: The AI automatically generates personalized tips to help you write better prompts next time.
- 🔗 Git-Aware: Uses your local
gitworking tree to intelligently detect which AI-generated code was actually kept.
Usage
Once installed, the review_session MCP tool is automatically available to your AI assistant.
Just ask:
"Use the
review_sessiontool to analyze my current chat log."
Requirements
- VS Code
v1.90.0or higher - Node.js
v18+installed on your system
Extension Settings
No settings required. The MCP server starts automatically when VS Code launches.
License
ISC