Google AI Overviews are now being powered by Gemini 3 globally, by default. Robby Stein, VP of Product, Google Search announced, "We’re making Gemini 3 the new default model for AI Overviews globally, so you get a best-in-class AI response right on the search results page, for questions where it’s helpful."
Yes, this comes a week after Stein announced that Gemini 3 Pro would be used for AI Overviews some complex queries. That was/is live in English globally for Google AI Pro & Ultra subscribers.
This is Gemini 3 globally, by default, for most AI Overview responses.
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