A
licenseC
qualityD
maintenanceAllows AI assistants to search the Library of Congress Subject Headings (LCSH) through a simple API interface, making it easy to query and retrieve official subject headings and related terms.
1
2
MIT
Library of Congress MCP Server
by pipeworx-io
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@Library of Congress MCP Serversearch for photographs of the 1939 World's Fair"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
mcp-library-of-congress
Library of Congress (loc.gov) MCP — the world's largest library.
Part of Pipeworx — an MCP gateway connecting AI agents to 965+ live data sources.
Tools
Tool | Description |
Related MCP server: OpenDiscourse MCP
Quick Start
Add to your MCP client (Claude Desktop, Cursor, Windsurf, etc.):
{
"mcpServers": {
"library-of-congress": {
"url": "https://gateway.pipeworx.io/library-of-congress/mcp"
}
}
}Or connect to the full Pipeworx gateway for access to all 965+ data sources:
{
"mcpServers": {
"pipeworx": {
"url": "https://gateway.pipeworx.io/mcp"
}
}
}Using with ask_pipeworx
Instead of calling tools directly, you can ask questions in plain English:
ask_pipeworx({ question: "your question about Library Of Congress data" })The gateway picks the right tool and fills the arguments automatically.
More
License
MIT
This server cannot be installed
Maintenance
–Maintainers
–Response time
–Release cycle
–Releases (12mo)
Commit activity
Resources
Unclaimed servers have limited discoverability.
Looking for Admin?
If you are the server author, to access and configure the admin panel.
Related MCP Servers
- Flicense-qualityDmaintenanceEnables access to comprehensive U.S. legislative and governmental data from GovInfo.gov and Congress.gov APIs, including bills, Congressional records, Federal Register documents, member information, and committee activities.1
- Alicense-qualityDmaintenanceEnables querying U.S. legislative data from Congress.gov API using MCP resources for direct lookups and tools for searching and retrieving related data.8MIT
- FlicenseAqualityCmaintenanceConnects AI assistants to the Open Library API for searching books and authors, retrieving metadata, and comparing works.12
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