Gemma 4 31B (free)

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 calling, and multilingual support across 140+ languages. Strong on coding, reasoning, and document understanding tasks. Apache 2.0 license.

ChatGoogle262k tokensFree

google/gemma-4-31b-it:free

Context
262k tokens
Completion cap
32,768
Tools
Yes
JSON
Yes
Released
2026-04-02

Call it from Geek Hub

Same OpenAI SDK. Change the base URL and the model id.

curl https://api.geekhub.mx/v1/chat/completions \
  -H "Authorization: Bearer $GEEKHUB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemma-4-31b-it:free",
    "messages": [{"role": "user", "content": "Hola"}]
  }'
Get an API key

Frequently asked questions

What is Gemma 4 31B (free)?
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 calling, and multilingual support across 140+ languages. Strong on coding, reasoning, and document understanding tasks. Apache 2.0 license. Gemma 4 31B (free) runs on the Geek Hub API (OpenAI-compatible). Model id: google/gemma-4-31b-it:free.
Is Gemma 4 31B (free) free?
Yes. The listed price is zero — you are not charged for prompt or completion tokens. Free endpoints are rate limited.
What is the context length of Gemma 4 31B (free)?
Gemma 4 31B (free) has a 262k tokens context window. It supports up to 32,768 completion tokens.
Does Gemma 4 31B (free) support tool calling and structured outputs?
Gemma 4 31B (free) accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.
When was Gemma 4 31B (free) released?
Gemma 4 31B (free) was released on 2026-04-02.

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