Gemma 4 31B IT
Key facts
- Released
- Apr 2, 2026
- What it does
- Text and chat: Writes, answers questions and holds a conversation.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.Sees images: Understands pictures, screenshots and charts you share with it.
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- How
- Free to download, with some licence limits
- Size
- Parameters: The numbers a model learns during training: a rough measure of its size. Bigger usually means more capable, but slower and pricier to run. 7B means 7 billion.
From trckr's archive of releases before it started watching. Date and details from Epoch AI's database of AI models (CC BY 4.0).
Price and limits
What developers pay to use it through the API: How developers plug a model into their own apps and pay per use. A model that's "in the API" can be used by programmers, even if it isn't in a chat app yet., per million Tokens: The small chunks of text a model reads and writes, about three-quarters of a word each. Prices and limits are counted in tokens. sent (input) or written back (output), and how much it can take in at once.
- Input
- $0.20
- per million tokens
- Output
- $0.40
- per million tokens
- Context window: How much a model can keep in mind at once: your question, any files you share and its own replies. Measured in tokens; 1,000 tokens is about 750 words.
- 262K tokens
- about 200,000 words
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- Longest answer
- 33K tokens (about 25,000 words)
From the lab's own listing on models.dev and OpenRouter, checked .
How it scores
From independent testers, never the lab's own claims.
- Combined test score#96 of 235
- GPT-6 Astra169
- 2GPT-6.1 Sol169
- 95Grok 4 Fast144
- 96Gemma 4 31B IT144
- 97Qwen 3.6 35B-A3B144
Source: Epoch AI · Epoch Capabilities Index
Compare Gemma 4 31B IT with
It came out 30 days after Gemini 3.1 Flash-Lite, the lab's previous model.
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