MotherDuck · Gemini CLI

Add the MotherDuck / DuckDB MCP server to Gemini CLI

SQL analytics over DuckDB and MotherDuck.

Official serverLocalDatabases

1. Add the server

Run in your terminal

gemini mcp add motherduck uvx mcp-server-motherduck

2. Sign in

Run /mcp auth <name> inside Gemini CLI to sign in to an OAuth server. MotherDuck / DuckDB runs locally; set any credentials MotherDuck asks for before starting Gemini CLI.

3. Try it

Ask Gemini CLI for something MotherDuck / DuckDB can do. SQL analytics over DuckDB and MotherDuck. Approve the first tool call and check the result before allowing write actions automatically.

· In settings.json, streamable HTTP servers use httpUrl, SSE servers use url, local servers use command.
· includeTools and excludeTools limit which tools the model sees.

FAQ

How do I add the MotherDuck / DuckDB MCP server to Gemini CLI?: Run: gemini mcp add motherduck uvx mcp-server-motherduck. Run /mcp auth <name> inside Gemini CLI to sign in to an OAuth server.
Is this the official MotherDuck / DuckDB MCP server?: Yes. It is published by MotherDuck as io.github.motherduckdb/mcp-server-motherduck in the official MCP registry.
Does the MotherDuck / DuckDB MCP server need an API key?: It runs locally from a package. See MotherDuck's docs for any credentials it needs.

Links

MotherDuck MCP docs Gemini CLI MCP docs MotherDuck / DuckDB server details

MotherDuck / DuckDB in other clients

Claude Code Codex Cursor VS Code (GitHub Copilot)

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Work at MotherDuck?

Feature MotherDuck / DuckDB across the directory and its category from $49/month.

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Reviewed Oct 5, 2026. Command generated from the registry record and checked against Gemini CLI's documented syntax.