Record · witsyMCP clientOpen sourceVerified Sep 23, 2026

Witsy

A desktop AI assistant and universal MCP client that runs MCP servers with almost any LLM.

Sources and review

Checked against public documentation on September 23, 2026. Suitability guidance is our editorial judgment; this is not a performance benchmark or an endorsement.

Repository and README

Best for

Using MCP tools with whichever model provider you prefer, including local models.

Avoid if

You don't want to manage API keys; Witsy uses your own provider keys unless you run models locally.

About Witsy

Witsy is a bring-your-own-keys desktop assistant that works with OpenAI, Anthropic, Google, xAI, Mistral, DeepSeek, OpenRouter, Groq and other providers, or local models through Ollama and LM Studio, and runs MCP servers with any of them. It adds prompt-anywhere shortcuts, AI commands, document chat, transcription and dictation, and an HTTP API.

Witsy is an open-source project written primarily in TypeScript, with 2.0k stars on GitHub. It was last updated in April 2026.

Install

brew install --cask witsy

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Witsy vs. the alternatives

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