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Jan vs Chatbox: catalog facts
Jan	Chatbox
Free Free and open source. Using a third-party cloud model through Jan costs whatever that…	Freemium The community edition is free and open source, and using it with your own API keys costs…
Windows, macOS, Linux	Windows, macOS, Linux
Runs fully offline on your own computer when you want it to Same interface for local models and for OpenAI, Anthropic, Google, Mistral and others	Works with OpenAI, Claude, Gemini, Grok, DeepSeek, Azure and local Ollama models from one window Conversations are stored locally rather than on someone else's server
Still pre-1.0 and moving fast; features appear and change between releases Adding a cloud provider means putting that provider’s API key into the app	You need your own API keys, and those cost money per use It is a client, so it cannot run a model itself without Ollama or similar
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 21, 2026

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