MCP Server Motherduck

What the code does

We read the source, 19 h ago · rules 3dff92dd89df

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

      - name: Update version to ${{ inputs.version }}

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Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

claude mcp add mcp-server-motherduck -- uvx mcp-server-motherduck

{
  "mcpServers": {
    "mcp-server-motherduck": {
      "args": [
        "mcp-server-motherduck"
      ],
      "command": "uvx"
    }
  }
}

[mcp_servers.mcp-server-motherduck]
command = "uvx"
args = ["mcp-server-motherduck"]

{
  "mcpServers": {
    "mcp-server-motherduck": {
      "args": [
        "mcp-server-motherduck"
      ],
      "command": "uvx"
    }
  }
}

{
  "mcpServers": {
    "mcp-server-motherduck": {
      "args": [
        "mcp-server-motherduck"
      ],
      "command": "uvx"
    }
  }
}

This one needs environment variables set before it will start: motherduck_token (Access token for MotherDuck connections (alternative to --motherduck-token)), MOTHERDUCK_TOKEN (Access token for MotherDuck connections (alternative to --motherduck-token)), HOME (Used by DuckDB for extensions and config. Override with --home-dir if not set.), AWS_ACCESS_KEY_ID (AWS access key for S3 database connections), AWS_SECRET_ACCESS_KEY (AWS secret access key for S3 database connections), AWS_SESSION_TOKEN (AWS session token for temporary credentials), AWS_DEFAULT_REGION (AWS region for S3 database connections), AWS_ENDPOINT (AWS endpoint for S3 database connections). The author declared them in the registry entry; get the values from the project itself.