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LangChain

US Code of Federal Regulations for LangChain

io.github.mccallar/cfr-mcp

Look up, search, and track changes to the US Code of Federal Regulations (eCFR).

client:LangChain transport:stdio runtime:pypi

Install US Code of Federal Regulations in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "cfr-mcp": {
            "transport": "stdio",
            "command": "uvx",
            "args": ["cfr-mcp"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

US Code of Federal Regulations in other clients