Chrome’s AI features may be hogging 4GB of your computer storage
TL;DR
Google Chrome may be taking up more of your storage than expected thanks to a large on-device AI model file that, in some cases, is being automatically downloaded to the browser's system folders. Users who have noticed unexplained drops in their available desktop device storage are now discovering that Chrome is installing a 4GB weights. bin file inside their browser directory when certain AI features are enabled. The weights.
Nauti's Take
4 GB for Gemini Nano sounds drastic, but on-device AI is a real upside for latency and privacy because requests stay off Google servers. The problem is the lack of transparency: Chrome quietly downloads the model in the background and most users never notice.
Anyone working with tight SSDs should deliberately disable the browser AI features; everyone else gets useful local tools but should know what Chrome actually stores.
Sources