MiniMax M2.1 API

Model details

Context window

197K tokens

Max output

131K tokens

Input

Text

Output

Text

Capabilities

Reasoning, Tool calling, Streaming

Interfaces

OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses

Why teams pick it

• MiniMax M2.1 for OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses.

Call MiniMax M2.1

MiniMax M2.1 answers on any of the APIs below — pick the one your code already speaks and just swap in your Inferray key.

curl https://api.inferray.com/v1/chat/completions \
  -H "Authorization: Bearer inferray_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "minimax-m2.1",
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ]
}'

curl https://api.inferray.com/v1/messages \
  -H "Authorization: Bearer inferray_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "minimax-m2.1",
  "max_tokens": 1024,
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ]
}'

curl https://api.inferray.com/v1/responses \
  -H "Authorization: Bearer inferray_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "minimax-m2.1",
  "input": "Hello"
}'

Use MiniMax M2.1 in your tools

Every coding agent below has a setup guide. Set the model to minimax-m2.1.

• Claude Code
• Codex
• opencode
• Cline
• Roo Code
• Aider
• Continue

More from MiniMax

Alternatives to MiniMax M2.1

• DeepSeek V4.1 Flash CyberDeepSeek V4.1 Flash Cyber for OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses.DeepSeek
• Llama 4 Maverick 17B InstructLlama 4 Maverick 17B Instruct for OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses.Meta
• GPT-5.4 NanoGPT-5.4 Nano for OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses.OpenAI

Questions about this model

How much does the MiniMax M2.1 API cost?

MiniMax M2.1 costs $0.27 per 1M input tokens and $1.1 per 1M output tokens on Inferray. That is the list price, with no gateway fee on top.

Is there a free tier for MiniMax M2.1?

No. You add credit and pay MiniMax M2.1's list rate for each request — seats, projects, and API keys are free, and pay-as-you-go credit never expires.

Am I charged for failed requests?

No. A request that fails without returning a result is not billed. If a response fails part-way, the tokens already processed before the failure are charged.

Is MiniMax M2.1 included in Token Plans?

No. MiniMax M2.1 is pay-as-you-go only; Token Plans cover the other text models in the catalog.

Can I use MiniMax M2.1 in Claude Code?

Yes. Set ANTHROPIC_BASE_URL to https://api.inferray.com, ANTHROPIC_AUTH_TOKEN to your Inferray key, and ANTHROPIC_MODEL to minimax-m2.1. The same key works in Codex, opencode, Cline, and other agents.

Does MiniMax M2.1 support tool calling and vision?

MiniMax M2.1 supports tool calling, reasoning and streaming on Inferray. It does not take image input.

Is it the real MiniMax M2.1?

Yes. A request for minimax-m2.1 is answered by MiniMax M2.1 from MiniMax, billed at its published list price. Inferray never substitutes a different or smaller model.