README.md

metadata

title: langgraph MCP Service
emoji: 🔧
colorFrom: blue
colorTo: indigo
sdk: docker
pinned: false
license: mit

LangGraph MCP Service

This deployment package exposes selected LangGraph capabilities as MCP tools using FastMCP.

Available Tools

• health_check
• adapter_health
• list_modules
• list_symbols
• call_function
• create_instance
• run_simple_state_graph
• inspect_prebuilt

Local stdio usage

Run from langgraph/mcp_output/:

python mcp_plugin/main.py

or:

MCP_TRANSPORT=stdio python start_mcp.py

HTTP client usage

Run with HTTP transport:

MCP_TRANSPORT=http MCP_PORT=8000 python langgraph/mcp_output/start_mcp.py

Connect MCP clients to:

http://localhost:8000/mcp

In Docker/HuggingFace Spaces this package runs on port 7860, so clients should connect to:

https://<your-host>/mcp

Docker run

Use helper scripts:

• ./run_docker.sh
• ./run_docker.ps1