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Model catalogGemini 3.1 Flash TTS
GE

Gemini 3.1 Flash TTS

Audio model

Gemini 3.1 Flash TTS (preview)

Release date: 2026-04-16151
Live demoGitHubHugging FaceCompare
Parameters
Not disclosed
Context length
8K
Chinese support
Not supported
Reasoning ability

Gemini 3.1 Flash TTS (preview) is an AI model published by Google Deep Mind, released on 2026-04-16, for Audio model, and 8K tokens context length, with no open-source license.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Gemini 3.1 Flash TTS

Model basics

Reasoning traces
Not supported
Thinking modes
Thinking modes not supported
Context length
8K tokens
Max output length
655 tokens
Model type
Audio model
Release date
2026-04-16
Model file size
No data
MoE architecture
No
Total params / Active params
No data / N/A
Knowledge cutoff
No data
Gemini 3.1 Flash TTS

Open source & experience

Code license
Not open source
Weights license
Not open source
GitHub repo
GitHub link unavailable
Hugging Face
Hugging Face link unavailable
Live demo
https://aistudio.google.com/app/generate-speech
Gemini 3.1 Flash TTS

Official resources

Paper
Gemini 3.1 Flash TTS: the next generation of expressive AI speech
DataLearnerAI blog
No blog post yet
Gemini 3.1 Flash TTS

API details

API speed
3/5
💡Default unit: $/1M tokens. If vendors use other units, follow their published pricing.
Standard pricingStandard
ModalityInputOutput
Text$1.00--
Audio--$20.00
Cached pricingCache
ModalityInput cacheOutput cache
Text$0.50--
Audio--$10.00
Gemini 3.1 Flash TTS

Benchmark Results

No benchmark data to show.

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Gemini 3.1 Flash TTS

Publisher

Google Deep Mind
Google Deep Mind
View publisher details
Gemini 3.1 Flash TTS (preview)

Model Overview

Gemini 3.1 Flash TTS (preview) is an AI model published by Google Deep Mind, released on 2026-04-16, for Audio model, and 8K tokens context length, with no open-source license.

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