Jan
jan.ai
Free, open-source ChatGPT alternative that runs models on your computer or connects to online models with your API key.
- Works with your key from
- OpenAIAnthropicGoogle GeminiMistralDeepSeekMoonshot AI
- Price
- Free, open source
- Runs on
- macOS, Windows, Linux
- Open source
- Yes, view the code
- BYOK support checked

About Jan
Jan is a free, open-source desktop chat app that runs open models such as Llama, Qwen and Gemma fully offline on your computer. You can also plug in online models by adding your own API key for providers like OpenAI, Anthropic, Google, Mistral or DeepSeek, and switch between local and cloud models in the same app.
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