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LangChain gutenberg mcp server gutenberg_get_text

How to: LangChain gutenberg mcp server gutenberg_get_text

client:LangChain transport:streamable-http tool:gutenberg_get_text

Add gutenberg mcp server 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({
        "gutenberg-mcp-server": {
            "transport": "streamable_http",
            "url": "https://gutenberg.caseyjhand.com/mcp",
        }
})

tools = await client.get_tools()
  1. 02

    Save the file and restart LangChain.

  2. 03

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

  3. 04

    If nothing happens, check the server is running and that gutenberg mcp server'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

Set these first

gutenberg mcp server will not start until these are set, so gutenberg_get_text never becomes available.

  • MCP_LOG_LEVEL
  • GUTENDEX_BASE_URL
  • GUTENBERG_TEXT_BASE_URL
  • GUTENBERG_MIRROR_PATH
  • GUTENBERG_MIRROR_REFRESH_CRON

Same tool, other clients

This list was read from the server itself, by connecting to it and calling tools/list on 14 November 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.