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MotherDuck

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

Client Configuration

— Connect MotherDuck to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "motherduck": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-motherduck"
      ],
      "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 SQL analytics capabilities for Claude by integrating MotherDuck and local DuckDB.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for MotherDuck

You can directly query cloud and local data stores, leverage DuckDB's powerful SQL dialect, share databases easily, and run analytics without managing servers.

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