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Gemini 3.1 Flash TTS

Google just shipped text-to-speech that rivals the best. Gemini 3.1 Flash TTS is live.

Reporting by Simon Willison 1 min brief
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The KeyNews take

Why it matters

Google extends the Gemini ecosystem with native TTS capabilities, expanding accessibility and multimodal product surface for developers and enterprises building on Gemini APIs.

The key facts

4 to know

  1. Gemini 3.1 Flash TTS released April 15, 2026

  2. New text-to-speech feature adds voice synthesis to Gemini model suite

  3. Expands multimodal capabilities of Gemini 3.1 Flash

  4. Published on Simon Willison's tech news feed (credible source for product launches)

Go to the source

Simon Willisonsimonwillison.net

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