Gemma 4 31B

Google· released 2 Apr 2026

google/gemma-4-31b-it

Input / 1M tokens: $0.09
Output / 1M tokens: $0.34

Context window262K tokens

Longest answer: 16K tokens

reads imagereads textreads videoopen weightstool callingvisionreasoning

About

Gemma 4 31B Instruct is Google DeepMind's 30.7B dense multimodal model supporting text and image input with text output. Features a 256K token context window, configurable thinking/reasoning mode, native function...

Details

Lab: Googleopenrouter.ai · 3 Oct 2026
Context: 262Kopenrouter.ai · 3 Oct 2026
Input price: $0.09 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $0.34 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 16,384 tokensopenrouter.ai · 3 Oct 2026
Inputs: image, text, videoopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/google/gemma-4-31b-it· checked 3 Oct 2026