Google-Extended

Google
AI training control

About

Google-Extended is not a separate crawler: it is a robots.txt control token. Disallowing it tells Google not to use your content for Gemini training and grounding, while normal Google crawling and indexing continue via Googlebot.

Gemini training and grounding

Details

Type
AI training control
Operator
Google
Access
Direct — crawls on the operator’s own schedule
Traffic rank