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ModelGemini 2.5 Flash / Gemini 3.1 Flash / Gemini 3.1 Flash TTS

Gemini 3.5 Flash

Timeline (last 90 days)

Oct 13

In 2026 Google shipped four major Flash architecture versions: 3.5 Flash (May 19), 3.6 Flash (midsummer), 3.7 Flash (late summer), and 3.8 Flash (early September), while the Pro tier received no updates.

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Oct 11

In the test, the top tier (Overall 83.33) is occupied by Gemini 3.5 Flash, Claude Sonnet 5, and Claude Opus 5.

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Sep 21

Compared to 3.5 Flash, 3.6 Flash reduces average output tokens by approximately 17%, with some code tasks seeing reductions of up to 65%.

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All Facts (6)

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