Gatekeeper MCP Server: Install & Setup

Install Gatekeeper in Claude Code

Claude Code

claude mcp add gatekeeper -e GATEKEEPER_ROLE=... -- npx -y @runestone-labs/gatekeeper-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "gatekeeper": {
      "command": "npx",
      "args": [
        "-y",
        "@runestone-labs/gatekeeper-mcp"
      ],
      "env": {
        "GATEKEEPER_ROLE": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Gatekeeper MCP server do?

Run MCP tool calls through Runestone Gatekeeper — policy enforcement, human approval, audit.

Is the Gatekeeper MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Gatekeeper run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Gatekeeper to Claude Code?

Run: claude mcp add gatekeeper -e GATEKEEPER_ROLE=... -- npx -y @runestone-labs/gatekeeper-mcp

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