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LangChain Overfit — German tenders & procurement law firma_finden

How to: LangChain Overfit — German tenders & procurement law firma_finden

client:LangChain transport:streamable-http tool:firma_finden

Add Overfit — German tenders & procurement law to LangChain

  1. 01

    Open pip install langchain-mcp-adapters and merge this in. Keep any servers already there.

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "overfit": {
            "transport": "streamable_http",
            "url": "https://www.overfit.de/mcp",
        }
})

tools = await client.get_tools()
  1. 02

    Save the file and restart LangChain.

  2. 03

    Ask for something firma_finden does. LangChain lists the server's tools on connect and calls firma_finden itself — you do not invoke it by name.

  3. 04

    If nothing happens, check the server is running and that Overfit — German tenders & procurement law's identifier in your config matches the one above exactly.

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

Same tool, other clients

This list was read from the server itself, by connecting to it and calling tools/list on 5 October 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.