MiniMax M3.1 Flash
MiniMax M3.1 Flash is a language model from MiniMax. It is currently free at 1 provider with up to — tokens of context. The model supports step-by-step reasoning, is suited to coding, supports tool calling. Its weights are open, so it can also run locally.
- Developer
- MiniMax
- Type
- Text
- License
- Open weights
- Free since
- October 23, 2026
Where to use MiniMax M3.1 Flash for free
Each row is a separate free endpoint with its own limits.
| Provider | Context | Limit | Card | |
|---|---|---|---|---|
NVIDIA Build minimaxai/minimax-m3.1-flash |
— | Free serverless inference for development; limits and model availability may change. | No | Open |
Quick start
curl https://integrate.api.nvidia.com/v1/chat/completions \
-H "Authorization: Bearer $NVIDIA_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "minimaxai/minimax-m3.1-flash",
"messages": [{"role": "user", "content": "Hello!"}]
}'from openai import OpenAI
client = OpenAI(
base_url="https://integrate.api.nvidia.com/v1",
api_key="YOUR_NVIDIA_API_KEY",
)
reply = client.chat.completions.create(
model="minimaxai/minimax-m3.1-flash",
messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://integrate.api.nvidia.com/v1",
apiKey: process.env.NVIDIA_API_KEY,
});
const reply = await client.chat.completions.create({
model: "minimaxai/minimax-m3.1-flash",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(reply.choices[0].message.content);Example for NVIDIA Build. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.
Benchmarks
This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.
Similar free models
FAQ
Is MiniMax M3.1 Flash free?
Yes. As of November 2, 2026, MiniMax M3.1 Flash is free at NVIDIA Build. Each provider has its own limits — see the table above.
How do I call MiniMax M3.1 Flash via API?
Use any OpenAI-compatible client with base URL https://integrate.api.nvidia.com/v1, model ID minimaxai/minimax-m3.1-flash, and a NVIDIA Build key.
Is MiniMax M3.1 Flash open-weight?
Yes, the weights are published — you can download and run it locally, for example with Ollama or LM Studio.