langchain mcp for Claude Code

io.github.baixianger/langchain-mcp

LangChain/LangGraph/DeepAgents knowledge + LangGraph agent debugging (Polly-like)

client:Claude Code transport:stdio runtime:npm

Install langchain mcp in Claude Code

run in your project directory

claude mcp add langchain-mcp -- npx -y langchain-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs