Gemma 4 31B (free)
Gemma 4 31B (free) is offered on OpenRouter's free tier, where capacity is best-effort and provided by community or promotional partners. Available via Google. 262,144-token context. Free tier on OpenRouter.
Gemma 4 31B (free) is a multimodal AI model from Google. It costs $0.000 per million input tokens and $0.000 per million output tokens (blended $0.000/M), with a 262,144-token context window.
- Zero marginal cost
- Useful for prototyping and evals
- Behaviour identical to the paid tier of the same model
- Multimodal: handles images alongside text
- Prototyping
- Hobby projects
- Evaluation against the paid tier
Benchmarks
More from Google
See all 24 →Frequently asked questions
How much does Gemma 4 31B (free) cost?
Gemma 4 31B (free) costs $0.000 per million input tokens and $0.000 per million output tokens, for a blended reference rate of $0.000 per million tokens.
What is Gemma 4 31B (free)'s context window?
Gemma 4 31B (free) supports up to 262,144 tokens of context in a single request.
What is Gemma 4 31B (free) best for?
Gemma 4 31B (free) is well suited to Zero marginal cost, Useful for prototyping and evals and Behaviour identical to the paid tier of the same model.
Who makes Gemma 4 31B (free)?
Gemma 4 31B (free) is developed and served by Google.