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Librarian

Verified Integration
Author: @mlziade•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#API#Git#AI#GitHub#Node.js

Client Configuration

— Connect Librarian to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "librarian-1": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-librarian-1"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Enables large language models to query Wikipedia for information and automatically fact-check factual claims.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Librarian

Librarian is an MCP Server designed for large language models (LLMs). It enables LLMs to query Wikipedia for information and automatically fact-check factual claims, ensuring higher accuracy in their responses.

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