Growthbook MCP Server

by growthbookio.github.growthbook/growthbook-mcpv2.2.0

Create and read feature flags, review experiments, generate flag types, search docs, and interact with GrowthBook's feature flagging and experimentation platform.

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Active1d ago

Install Growthbook MCP server

claude mcp add growthbook -- npx -y @growthbook/mcp

{
  "mcpServers": {
    "growthbook": {
      "command": "npx",
      "args": [
        "-y",
        "@growthbook/mcp"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "growthbook": {
      "command": "npx",
      "args": [
        "-y",
        "@growthbook/mcp"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "growthbook": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@growthbook/mcp"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "growthbook": {
      "command": "npx",
      "args": [
        "-y",
        "@growthbook/mcp"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
GB_API_KEY	—	—	A GrowthBook API key or personal access token.
GB_API_URL	—	—	Your GrowthBook API URL. Defaults to https://api.growthbook.io.
GB_SKILLS_ENABLED	—	—	Set to false to disable bundled skill tools (growthbook_list_skills, growthbook_read_skill). Defaults to true.
GB_HTTP_HEADER_*	—	—	Custom HTTP headers via GB_HTTP_HEADER_<NAME> (e.g. GB_HTTP_HEADER_CF_ACCESS_TOKEN).