Gemini 3.5 Flash arrives: 4x faster and built for agents
Google unveiled Gemini 3.5 Flash at I/O 2026, now the default model in the Gemini app and AI Mode in Search.
What's new
At Google I/O 2026, Google launched Gemini 3.5 Flash, a model it says is built for AI agents, not just chat.
Speed
- 4x faster than other frontier models.
- An optimized version is 12x faster at the same quality.
- Per Koray Kavukcuoglu, it beats Gemini 3.1 Pro "on nearly all the benchmarks."
Availability
- Default model in the Gemini app and AI Mode in Search, globally.
- Available in the Gemini API, Gemini Enterprise and Antigravity.
Also
- Antigravity 2.0 launched as a stand-alone desktop app.
- Gemini 3.5 Pro is coming.
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