MiniMax M3.1 Flash (free)

MiniMax-M3.1-Flash is a multimodal model from MiniMax. Compared with M3, it delivers significant improvements across multiple benchmarks, particularly in complex agentic tasks, coding, and cybersecurity. It is built for complex, multi-step co-work automation, understanding real codebases, fixing bugs, and building features, and visual understanding and creation, including frontend and presentation creation. Open weights are planned.

ChatMiniMax1M tokensFree

minimax/minimax-m3.1-flash:free

Context
1M tokens
Completion cap
524,288
Tools
Yes
JSON
Yes
Released
2026-10-19

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": "minimax/minimax-m3.1-flash:free",
    "messages": [{"role": "user", "content": "Hola"}]
  }'
Get an API key

Frequently asked questions

What is MiniMax M3.1 Flash (free)?
MiniMax-M3.1-Flash is a multimodal model from MiniMax. Compared with M3, it delivers significant improvements across multiple benchmarks, particularly in complex agentic tasks, coding, and cybersecurity. It is built for complex, multi-step co-work automation, understanding real codebases, fixing bugs, and building features, and visual understanding and creation, including frontend and presentation creation. Open weights are planned. MiniMax M3.1 Flash (free) runs on the Geek Hub API (OpenAI-compatible). Model id: minimax/minimax-m3.1-flash:free.
Is MiniMax M3.1 Flash (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 MiniMax M3.1 Flash (free)?
MiniMax M3.1 Flash (free) has a 1M tokens context window. It supports up to 524,288 completion tokens.
Does MiniMax M3.1 Flash (free) support tool calling and structured outputs?
MiniMax M3.1 Flash (free) accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.
When was MiniMax M3.1 Flash (free) released?
MiniMax M3.1 Flash (free) was released on 2026-10-19.

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