# Library of Congress MCP Server

> Use this tool when you need to access vast amounts of bibliographic data, authoritative information, and digital content from the Library of Congress. It solves problems related to research, information retrieval, and data enrichment by providing AI agents with a robust interface to search and retrieve data from loc.gov. With inputs such as search queries and identifiers, it outputs relevant metadata, summaries, and digital content.

Canonical page: https://skillsregistry.net/skills/pipeworx-io-mcp-library-of-congress  
JSON: https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-library-of-congress

## Description

Provides access to the Library of Congress (loc.gov) data, enabling AI agents to search and retrieve information from the world's largest library.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/bzlrrpujnw)
- **Repository:** <https://github.com/pipeworx-io/mcp-library-of-congress>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "pipeworx-io-mcp-library-of-congress"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-library-of-congress` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-library-of-congress/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt