Official MCP RegistryHosted servergateway.pipeworx.io

Library of Congress

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

Connect to Claude Code

Copy

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

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “Library of Congress”. Verified through the vendor namespace.