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Gemma 4 31B (batch)

by GoogleReleased 2 April 2026

Gemma 4 31B is a model you can download and run yourself that uses all of itself on every word. It reads text and images and answers in text, keeps about 256 pages in mind at once, can think before it answers and uses your tools. Pick it when quality per answer matters more than speed.

TakesTextImagesVideo
GivesText

Reads about 260 pages · writes up to 230 pages

Parameters you can send

Standard OpenAI fields, grouped by what they control. Anything not listed is accepted and ignored.

Shaping the reply

How long, how varied, where to stop.

max_tokenstemperaturetop_ptop_kmin_pstopfrequency_penaltypresence_penaltyrepetition_penaltylogit_bias

Reasoning

Let it think before answering — and see the thinking.

reasoninginclude_reasoning

Structured output

Get JSON you can parse instead of prose.

response_formatstructured_outputs

Tools

Let the model call your functions.

toolstool_choice

Questions about Gemma 4 31B (batch)

  • Is Gemma 4 31B (batch) still on sale?

    No. Google has retired it. Other Google models are on sale.

  • What is Gemma 4 31B (batch) best for?

    Gemma 4 31B is a model you can download and run yourself that uses all of itself on every word. It reads text and images and answers in text, keeps about 256 pages in mind at once, can think before it answers and uses your tools. Pick it when quality per answer matters more than speed.

  • Does Gemma 4 31B (batch) work in Arabic, French or Darja?

    Google names no languages for Gemma 4 31B (batch). Arabic, French and Darja: not stated.

  • Can it read PDFs, images or a whole book?

    It reads text, images and video. Up to 262K tokens in one request, about 260 pages. It writes up to 177 000 words at once.

  • Is Gemma 4 31B (batch) open source?

    Yes, its weights are public. Open weights on Hugging Face

  • Who makes Gemma 4 31B (batch), and when was it released?

    Google. Released 2 April 2026.

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