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ChatGPTBox vs Page Assist: catalog facts
ChatGPTBox	Page Assist
Free Free and open source; model providers may charge for API use.	Free Free and open source.
Browser extension	Browser extension
Works on any web page Open source with an active community	Sidebar for chatting alongside any web page Works with locally running models such as Ollama
Needs access to a model provider such as ChatGPT or an API Repository moved, so older links point to the previous owner	Needs a separate local model server to be useful
Browser extension	Browser extension
Open source	Open source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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