MiniMax M3

• GPQA DiamondVery hard multiple-choice questions in biology, physics and chemistry, written by PhD experts. Random guessing scores 25%.90.9%#24 of 116
• AIME mathCompetition-level math problems in the style of the American Invitational Mathematics Examination. Share solved.71.1%#74 of 112

Benchmark data: Epoch AI, licensed CC BY 4.0

Companies that serve this model through an API: 13. Prices per million tokens, cheapest first.

Availability and prices come from OpenRouter’s public API and are refreshed daily. Uptime is the share of successful requests over the last 24 hours. Some providers run a compressed version of open models (fp8, int4), which is cheaper but can be slightly less accurate.

Call MiniMax M3 through OpenRouter’s OpenAI-compatible API: create a key on openrouter.ai, then run one of these examples.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "minimax/minimax-m3", "messages": [{"role": "user", "content": "Hello! What can you do?"}]}'

import os
from openai import OpenAI

client = OpenAI(base_url="https://openrouter.ai/api/v1", api_key=os.environ["OPENROUTER_API_KEY"])
reply = client.chat.completions.create(
    model="minimax/minimax-m3",
    messages=[{"role": "user", "content": "Hello! What can you do?"}],
)
print(reply.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({ baseURL: "https://openrouter.ai/api/v1", apiKey: process.env.OPENROUTER_API_KEY });
const reply = await client.chat.completions.create({
  model: "minimax/minimax-m3",
  messages: [{ role: "user", content: "Hello! What can you do?" }],
});
console.log(reply.choices[0].message.content);

The same code works with every model on this site: only the model ID changes. Many labs also offer their own API and SDK.

• 1,000 chat replies

  ≈ 500 tokens in, 300 out each
  $0.51
• Summarise a 100-page document

  ≈ 50,000 tokens in, 1,000 out
  $0.016
• An app with 10,000 requests a day for a month

  ≈ 1,000 tokens in, 400 out each
  $234

Cost calculator →

How much does MiniMax M3 cost?

MiniMax M3 costs $0.30 per million input tokens and $1.20 per million output tokens through the API. For example, 1,000 chat replies of about 500 tokens in and 300 out cost around $0.51.

What is the context window of MiniMax M3?

MiniMax M3 can read up to 1,048,576 tokens in one request, about 1,966 pages of text. It can write up to 512,000 tokens in a single answer.

Is MiniMax M3 open source?

Yes. Its weights are published (MiniMaxAI/Minimax-M3), so you can download it and run it on your own hardware, or use it through one of 13 API providers.

Who makes MiniMax M3?

MiniMax M3 is made by MiniMax. It became available through the API on May 31, 2026.

How good is MiniMax M3?

MiniMax M3 has an overall index of 147.0 in Epoch AI’s independent tests, ranking #57 of 136 models we track.

Can MiniMax M3 read images?

Yes. Besides text, it accepts images and video as input.

What are the alternatives to MiniMax M3?

Models with a similar price from other companies include Command A+, DeepSeek V4.1 Flash and Gemini 3.5 Flash Lite. You can compare them side by side on this page.