MCP ServerSTDIOOfficialv1.0.4

mcp-server-motherduck MCP Server

SQL analytics and data engineering for AI Assistants and IDEs

io.github.motherduckdb/mcp-server-motherduck

Hosted URL

https://github.com/motherduckdb/mcp-server-motherduck

Transport

STDIO

Auth

No auth required

Connect to mcp-server-motherduck

Hosted endpoint — paste into any MCP client.

https://github.com/motherduckdb/mcp-server-motherduck

Environment variables

Configuration this server reads at startup.

  • motherduck_tokenSecret

    Access token for MotherDuck connections (alternative to --motherduck-token)

  • MOTHERDUCK_TOKENSecret

    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_IDSecret

    AWS access key for S3 database connections

  • AWS_SECRET_ACCESS_KEYSecret

    AWS secret access key for S3 database connections

  • AWS_SESSION_TOKENSecret

    AWS session token for temporary credentials

  • AWS_DEFAULT_REGION

    AWS region for S3 database connections

  • AWS_ENDPOINT

    AWS endpoint for S3 database connections

Resources

Where to find authoritative docs and source for mcp-server-motherduck.

Try mcp-server-motherduck with 30+ AI models

Open MCP Agent Studio and connect this server to Claude, GPT, Gemini, DeepSeek and more — no install required.

Open Agent Studio

Related servers

More on MCP Playground