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Google's new Flash TTS models let you design AI voices from scratch using text descriptions

Google released Gemini 3.8 Flash TTS and Flash-Lite TTS for designed, cloned, and multilingual synthetic voices.

Google is rolling out Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS through the Gemini API and Google AI Studio. Flash TTS creates voices from text descriptions, offers more than 2,000 presets, and can clone a voice from a 30-second sample after a spoken consent statement. Both support over 100 languages, line-level stage directions, and inaudible SynthID watermarks. Through the end of 2026, an hour of audio output costs about $0.81 on Flash TTS and $0.54 on Flash-Lite, rising to $1.62 and $1.08 in 2027.

The Decoderupdated Sep 24, 19:59 UTC · 2d agofirst Sep 23, 17:39 UTC · 3d agoModel release 7 sources

Gemini 3.8 text-to-speech says hello

Google released Gemini 3.8 Flash TTS and Flash-Lite TTS for expressive multilingual speech generation.

Google introduced Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS in Google AI Studio, the Gemini API, Gemini Enterprise, Gemini Notebook, and Google Vids. Flash TTS supports generative voice design, a library of more than 2,000 voices, and replication from a 30-second sample, with consent verification, SynthID watermarking, and C2PA credentials across more than 100 languages. Google says Flash TTS ranked first on Hume AI’s Voice Design Benchmark at 71.4 and first on the Overall Quality Index, with Flash-Lite second.

Hacker News · AIupdated Sep 24, 19:59 UTC · 2d agofirst Sep 23, 15:29 UTC · 3d agoModel release 7 sources HN 51↑ · 23 comments

Gemini 3.8 text-to-speech says hello

Google DeepMind introduced Gemini 3.8 Flash and Flash-Lite text-to-speech models for expressive audio.

Google DeepMind announced Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS for Google AI Studio, the Gemini API, Gemini Enterprise, Gemini Notebook, and Google Vids. The models add natural-language voice design, more than 2,000 production voices, line-level performance control, and replication from a 30-second consented sample, with SynthID watermarking and C2PA credentials. Flash TTS placed first on Hume AI’s Voice Design Benchmark at 71.4 and first on the Overall Quality Index, ahead of Flash-Lite, with support for over 100 languages.

Google DeepMindupdated Sep 24, 19:59 UTC · 2d agofirst Sep 23, 15:25 UTC · 3d agoModel release 7 sources

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Google's new Flash TTS models let you design AI voices from scratch using text descriptions

Gemini 3.8 text-to-speech says hello

Gemini 3.8 text-to-speech says hello