Google releases Gemini 4 Hydrogen, claiming 2.5x faster task completion than 3.8 Flash

Google says Gemini 4 Hydrogen is rolling out today to all tiers of Google AI Studio, the Gemini API, the Gemini App, Search, and paid Google AI Pro and Ultra subscribers in Google Antigravity. The company claims it finishes tasks 2.5x faster than 3.8 Flash. The model offers 4 thinking levels, so users only wait and pay for the reasoning depth a task requires. Google positions it as built for speed and efficiency for everyday tasks, coding and agentic workflows, following Carbon + Argon.

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