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Gai vs Jan: catalog facts
Gai	Jan
Free Free download; listed on Flathub under GPL-3.0-or-later.	Free Free and open source. Using a third-party cloud model through Jan costs whatever that…
Linux	Windows, macOS, Linux
Prompts and generated content stored locally No account needed for core features	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
Generation depends on the developer's server APIs Little public detail on which models are used	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
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: Apache-2.0
No account needed	No account needed
Needs internet	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.