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text-to-speech1 min read

Gemini 3.8 TTS Playground

Tool: Gemini 3.8 TTS Playground Google released two new Gemini text-to-speech models today - gemini-3.8-flash-tts and gemini-3.8-flash-lite-tts. They come with a library of over 2,000 voices, plus the ability to create a custom voice with "just a 30-second audio sample of your voice or a voice you…

By Simon WillisonSimon Willison

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Originally published by Simon Willison on Sep 23, 2026.

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