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Gemini 3.8 Flash TTS

Google's Flash-tier Gemini text-to-speech model, served through the Gemini API.

  • Google
  • Closed
  • Released 23 Sep 2026

Official page

Where it ranks

  • A
    Text to speech
    Models · Cloud · 1,278 on Artificial Analysis Speech Arena: Text to Speech (provider voices)

Facts

Vendor
Google
Family
Gemini Flash TTS
Released
23 Sep 2026
Weights
Closed: API and apps only
License
proprietary
API price
$16 per 1M characters (Artificial Analysis normalised price for Gemini 3.8 Flash TTS (USD per 1M characters).)
Last verified
18 Oct 2026

Price from artificialanalysis.ai, 18 Oct 2026.

Benchmark results

BenchmarkResultEntry on the leaderboardAs ofSource
Artificial Analysis Speech Arena: Text to Speech (provider voices)1,278Gemini 3.8 Flash TTS
Provider Voice Arena, all categories and accents; rank 5 of 96, 2806 appearances, 95% CI ±15; raw value from the page's embedded data (shown rounded); no last-updated date shown, so as_of = retrieval date.
18 Oct 2026artificialanalysis.ai

Where you can use it

No tracked tool lists this model yet.

Earlier versions

  • Gemini 3.1 Flash TTS · 15 Apr 2026
  • Gemini 2.5 Flash TTS · 10 Dec 2025

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Alternatives to Gemini 3.8 Flash TTS

Sources