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Gemini 3.1 Flash TTS Preview

Low-latency speech generation with steerable prompts and expressive audio tags

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Gemini 3.1 Flash TTS Preview FAQ

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Gemini 3.1 Flash TTS Preview

google/gemini-3.1-flash-tts-preview

Low-latency speech generation with steerable prompts and expressive audio tags

Model family

Gemini

-

Focus areas

Multimodal AIResearch

Core specifications

Released
2026-04-15
Context window
8.2K
Max output
16K
Weights
Closed

Modalities

Input
Text
Output
Audio

Identity

Version
gemini-3.1-flash-tts-preview
Knowledge cutoff
2025-01
Aliases
Gemini 3.1 Flash TTS Preview

Capabilities

Temperature

Pricing

IN $1/M
OUT $20/M

Capabilities and fit

Model summary

Low-latency speech generation with steerable prompts and expressive audio tags

Audio
Temperature
Output
Audio
Capabilities
1
Catalog updated
2026-04-15T00:00:00.000Z
Status

Provider coverage

ProviderInputOutputPricing
Google
IN $1/M
OUT $20/M

FAQ