Gemini Flash 3.1 TTS

Closed weights Google DeepMind April 2026

No estimate

No hardware requirements for this model

The weights for this model have not been published, so it cannot be downloaded or run on your own hardware at any size. It is reachable only through its provider, and no graphics card changes that.

On record

Full specification

Everything on record for this model. Most of it describes how it was trained rather than how it runs — useful context for judging how much work went into it, and how it compares with models built at a different scale.

Origin

Who built this model, where, and when it was published.

Organisation
Google DeepMind
Organisation type
Industry
Country
United States of America
Published
15 April 2026

What it does

The problem areas the model was built for. A model can carry several of each.

Domain
Audio
Task
Audio generation

Size

How large the model is and how much data it was trained on. Parameters are the figure that decides whether it fits on a given graphics card.

Training data
tokens

Availability

Whether you can obtain the model and run it on your own hardware, which is what decides if any of the graphics-card figures on this page apply.

Weights
Closed — provider access only
Model access
API access

How it is classified

Labels the source dataset applies when tracking notable models, and how confident it is in the entry.

Why it is tracked
Discretionary
Record confidence
Confident

Sources

Where this record came from and when it was last checked.

Reference
Gemini 3.1 Flash TTS: the next generation of expressive AI speech
Last updated
13 May 2026

What the numbers mean

Where it came from

Gemini Flash 3.1 TTS was published by Google DeepMind, in United States of America, in April 2026. It comes out of industry.

It works in Audio, and is recorded as doing audio generation.

Its weights were never published, so it can only be reached through its provider. No graphics card changes that.

What went into building it

The reason it appears in this catalogue at all is discretionary.

Answers

Gemini Flash 3.1 TTS — common questions

01

Who created Gemini Flash 3.1 TTS?

Gemini Flash 3.1 TTS was published by Google DeepMind, based in United States of America, categorised as industry.

02

When was Gemini Flash 3.1 TTS released?

Gemini Flash 3.1 TTS was published in April 2026.

03

What is Gemini Flash 3.1 TTS used for?

Gemini Flash 3.1 TTS works in Audio, and is recorded as handling audio generation. A model can carry several of each, so these are the areas it was built for rather than a limit on what it will attempt.

04

What GPU do I need to run Gemini Flash 3.1 TTS?

None. Gemini Flash 3.1 TTS is a closed model — its weights were never published, so it cannot be downloaded or run on your own hardware at any price. It is reachable only through its provider.

05

Is Gemini Flash 3.1 TTS open source?

No. Gemini Flash 3.1 TTS has not had its weights published, so it exists only as a service controlled by its owner.

06

How many parameters does Gemini Flash 3.1 TTS have?

No parameter count has been published for Gemini Flash 3.1 TTS, which is why no memory or speed figure appears on this page.

Source

Original publication

Record last updated 13 May 2026

The other direction

Looking at it from the other side?

This page starts from the model. If you already own a card and want to know everything it will run, start from the hardware instead.