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mcp/harbor
Claude Code

three.ws Knock for Claude Code

io.github.nirholas/knock-mcp

Reach a real person: quote their door, browse who is reachable, knock, and read the reply.

client:Claude Code transport:stdio runtime:npm

Install three.ws Knock in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add knock-mcp -e THREE_WS_API_KEY=<THREE_WS_API_KEY> -e THREE_WS_BASE=<THREE_WS_BASE> -e THREE_WS_TIMEOUT_MS=<THREE_WS_TIMEOUT_MS> -- npx -y @three-ws/knock-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

three.ws Knock in other clients

three.ws Knock MCP server