How do I install mcp-rubber-duck?

Its own README gives this command: npm install -g mcp-rubber-duck. Run it where your MCP client can launch the server, and check the README for any settings it asks for.

Is mcp-rubber-duck official and is it maintained?

We found nothing naming it as a vendor’s official server. Its repository has 180 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-10-21.

What licence does mcp-rubber-duck use?

The repository declares the MIT licence.

InfratoApp / Resources / MCP servers / mcp-rubber-duck

mcp-rubber-duck

mcp-rubber-duck is an MCP server, listed under model apis. It reaches openai. Its repository has 180 GitHub stars and is licensed under MIT; we last read it on 2026-10-22.

An MCP server that acts as a bridge to query multiple OpenAI-compatible LLMs with MCP tool access. Just like rubber duck debugging, explain your problems to various AI "ducks" who can actually research and get different perspectives!

Install

Read from mcp-rubber-duck’s own README, close to verbatim -- not written by us, and not guessed.

npm install -g mcp-rubber-duck

View in mcp-rubber-duck’s own README ↗

What it reaches, and what it needs

Reaches

openai

Credential

○ none found

What it connects to

Wraps

OpenAI

Unverified means a mention in the server’s own description, not a citation. A wrong claim here costs nothing to correct and nothing to trust yet.

Maintenance

Stars

180

State

listed

Licence

MIT

From the repository

View on GitHub ↗2026-10-22

mcp-rubber-duck compared with similar servers

mcp-rubber-duck compared with the closest alternatives, by services reached, credentials, stars, last update and licence
Server	Reaches	Needs	Stars	Last update	Licence
mcp-rubber-duck (this page)	openai	None listed	180	2026-10-21	MIT
paperbanana	atlascloud, google, openai(1 shared)	ATLASCLOUD_API_KEY, GOOGLE_API_KEY, OPENAI_API_KEY	2,412	2026-09-17	MIT
ms-365-mcp-server	ms365, openai(1 shared)	MS365_MCP_ATTACHMENT_URL_KEY, MS365_MCP_CLIENT_SECRET, MS365_MCP_OAUTH_TOKEN, OPENAI_API_KEY	1,068	2026-10-23	MIT
just-prompt	anthropic, deepseek, gemini, groq, openai(1 shared)	ANTHROPIC_API_KEY, DEEPSEEK_API_KEY, GEMINI_API_KEY, GROQ_API_KEY, OPENAI_API_KEY	739	2025-08-10	—
flama	anthropic, openai(1 shared)	None listed	304	2026-10-13	Apache-2.0
mcp-ragdocs	openai, qdrant(1 shared)	OPENAI_API_KEY, QDRANT_API_KEY	265	2025-07-18	MIT

Ranked by services in common with mcp-rubber-duck, then by stars. Figures are from each repository when we last read it.

Common questions about mcp-rubber-duck

What does mcp-rubber-duck do?: An MCP server that acts as a bridge to query multiple OpenAI-compatible LLMs with MCP tool access. Just like rubber duck debugging, explain your problems to various AI "ducks" who can actually research and get different perspectives!
How do I install mcp-rubber-duck?: Its own README gives this command: npm install -g mcp-rubber-duck. Run it where your MCP client can launch the server, and check the README for any settings it asks for.
What does mcp-rubber-duck connect to, and what does it need?: It reaches openai.
Is mcp-rubber-duck official and is it maintained?: We found nothing naming it as a vendor’s official server. Its repository has 180 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-10-21.
What licence does mcp-rubber-duck use?: The repository declares the MIT licence.

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