2.5× faster: Google brings Gemini 4 Hydrogen to Search and the Gemini app
Google announced the new Gemini 4 Hydrogen model, now the default for AI Mode in Google Search worldwide.

Google put a new AI model into Search. It says the model is faster, understands long questions better, and shows pictures and tables that make comparing easy.
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Why it matters
The new model reaches Google Search for all users, and promises better handling of long questions and typos.
Try it: open AI Mode in Google Search.
The details
- On November 12, 2026 Google said Gemini 4 Hydrogen is reaching Google Search for all users worldwide, and called it its biggest model upgrade to Search yet.
- Google says it finishes tasks about 2.5 times faster than Gemini 3.8 Flash at its default setting.
- It handles multi-part questions, very specific requests and typos better, in every language AI Mode supports.
- Answers show more images, comparison tables and custom tools, and Search splits a complex question into smaller ones to reach a wider range of sites.
- In the Gemini app it is part of automatic model selection for free users, and in Antigravity for Google AI Pro and Ultra subscribers.
- Google lists a 1-million-token ; the results it published are its own.
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