TPSTokens Per Second

Gemini 3.8 Flash TTS

Google DeepMind🇬🇧 United Kingdom
active
Compare with other models →
Input / 1M tokens$0.5
Output / 1M tokens$9

Pricing source: Google Gemini API pricing page, text in and audio out, until 2026-12-31.

Version History

3.8major

Google released Gemini 3.8 Flash TTS and Flash-Lite TTS, adding generative voice design, voice replication with consent verification, and granular performance direction on top of the prior Gemini 3.1 Flash TTS model.

Coverage

model release

Google Launches Gemini 3.8 Flash TTS and Flash-Lite TTS with Voice Creation from Text Prompts

Google DeepMind has released Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS, text-to-speech models that generate custom voices from natural language prompts and support line-by-line performance direction. The models top Hume AI's Voice Design Benchmark at 71.4 and claim first and second place on its Overall Quality Index.

3 min read
Geminitext-to-speechGoogle DeepMind