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Jan vs Page Assist: catalog facts
Jan	Page Assist
Free Free and open source. Using a third-party cloud model through Jan costs whatever that…	Free Free and open source.
Windows, macOS, Linux	Browser extension
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	Sidebar for chatting alongside any web page Works with locally running models such as Ollama
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	Needs a separate local model server to be useful
Downloadable app	Browser extension
Open source	Open source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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