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mcp/harbor
Claude Code

rubber duck for Claude Code

io.github.nesquikm/rubber-duck

Bridge to multiple LLMs and CLI agents: councils, debates, voting, and more

client:Claude Code transport:stdio runtime:npm

Install rubber duck 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 rubber-duck -e OPENAI_API_KEY=<OPENAI_API_KEY> -e GEMINI_API_KEY=<GEMINI_API_KEY> -e GROQ_API_KEY=<GROQ_API_KEY> -e DEFAULT_PROVIDER=<DEFAULT_PROVIDER> -- npx -y mcp-rubber-duck

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

rubber duck in other clients

rubber duck MCP server