Gemini 3.8 TTS tops Hume Voice Design Benchmark and leads Voice Arena in 6 languages
_philschmid · x · 2026-09-23
Philschmid shares key details on Gemini 3.8 Flash TTS and Flash-Lite TTS:
- Clone a voice from 30 seconds of audio or describe one in a sentence; voice library filterable by language, accent, gender, pitch, persona.
- Line-by-line direction: style, <laugh>, <sigh>, backchannels, and 2-speaker scenes.
- Benchmarks: #1 on Hume Voice Design, #1 and #2 on Hume Quality, top of Voice Arena in 6 languages.
- Safety: consent check on voice replication and SynthID watermarking on all clips.
Voices are created once and reusable in any TTS call, available via the Gemini API and Google AI Studio.
Related event: Google Launches Gemini 3.8 Flash TTS with 30-Second Voice Cloning(27 posts)→
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