MCP server

Library Of Congress

io.github.pipeworx-io/library-of-congress

Checked 28 Oct 2026, 09:03 UTC · Connection failed

Library of Congress (loc.gov) MCP — the world's largest library.

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Failed last check

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

28 Oct 2026, 09:03 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http library-of-congress https://gateway.pipeworx.io/library-of-congress/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.library-of-congress]
url = "https://gateway.pipeworx.io/library-of-congress/mcp"

Gemini CLI

{"mcpServers":{"library-of-congress":{"httpUrl":"https://gateway.pipeworx.io/library-of-congress/mcp"}}}

Cursor

{"mcpServers":{"library-of-congress":{"url":"https://gateway.pipeworx.io/library-of-congress/mcp"}}}

VS Code

{"servers":{"library-of-congress":{"type":"http","url":"https://gateway.pipeworx.io/library-of-congress/mcp"}}}

Antigravity

agy mcp add library-of-congress https://gateway.pipeworx.io/library-of-congress/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"library-of-congress","server_url":"https://gateway.pipeworx.io/library-of-congress/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"library-of-congress","server_url":"https://gateway.pipeworx.io/library-of-congress/mcp"}

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