GrowthBook · Gemini CLI

Add the GrowthBook MCP server to Gemini CLI

Manage GrowthBook feature flags and experiments through bundled skills and an authenticated API passthrough.

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1. Add the server

Run in your terminal

gemini mcp add growthbook npx -y @growthbook/mcp

Scopes, env vars, OAuth and limits: Gemini CLI MCP config guide

2. Sign in

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

3. Try it

Ask Gemini CLI for something GrowthBook can do. Manage GrowthBook feature flags and experiments through bundled skills and an authenticated API passthrough. 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.

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FAQ

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

Links

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Reviewed Oct 19, 2026. Command generated from the registry record and checked against Gemini CLI's documented syntax.