I used one simple script to remove AI from popular browsers (including Chrome and Firefox)

I used one simple script to remove AI from popular browsers (including Chrome and Firefox) ...

Heroic former PC Gamer writer creates a script to banish all the AI features from Google Chrome

Just the Browser removes a bunch of AI cruft and telemetry garbage, and it's incredibly easy to use. It supports Firefox and Edge, too!
GitHub

Turn a DevTools “Copy as fetch” snippet into a console‑ready script that downloads the response as JSON (or as a raw blob) — all client‑side.

Tip: If the request depends on cookies/session, you must run the script on the same origin you captured it from so the browser sends the right credentials.