Gemini 4 Hydrogen goes live as the new default model in Google Search AI Mode

inductionheads · x · 2026-11-13

Google's Gemini 4 Hydrogen (codename kept) is now live, becoming the new default model in Search AI Mode and powering the hardest questions in AI Overviews. Key claims:

Gemini 4 Carbon is also live right now in Search AI Mode, no Ultra subscription required.

Related event: Google Launches Gemini 4 Hydrogen, Its Fast Everyday Model Across All Products(44 posts)→

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