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MiniMax M2.5

MiniMaxReleased Feb 12, 2026

MiniMax-M2.5 is a SOTA large language model designed for real-world productivity. Trained in a diverse range of complex real-world digital working environments, M2.5 builds upon the coding expertise of M2.1...

Try in playground
Context window
205K tokens
Max output
197K tokens
Input
text
Output
text
Tokenizer
Other
Released
Feb 12, 2026
Reasoning
always on

Pricing

Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.

Per 1M tokensProvider+ 3% feeYou pay
Input$0.120$0.0036$0.124
Output$0.480$0.014$0.494

Benchmarks

Design Arena

CategoryEloWin rateRank
3Dmodels124657.6%#31
Codemodels125656.8%#29
Data vizmodels121651.2%#40
Game devmodels124255.5%#33
SVGmodels120854.5%#26
UI componentsmodels122853.4%#37
Websitesmodels126557.5%#26

Head-to-head preference voting. How we filter and rank

Supported parameters

  • frequency_penalty
  • include_reasoning
  • logit_bias
  • logprobs
  • max_tokens
  • min_p
  • parallel_tool_calls
  • presence_penalty
  • reasoning
  • reasoning_effort
  • repetition_penalty
  • response_format
  • seed
  • stop
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_logprobs
  • top_p

Call it

OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model minimax/minimax-m2.5.

Code sample language
curl https://api.openkey.ai/v1/chat/completions \
  -H "Authorization: Bearer $OPENKEY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "minimax/minimax-m2.5",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.openkey.ai/v1",
    api_key=os.environ["OPENKEY_API_KEY"],
)

completion = client.chat.completions.create(
    model="minimax/minimax-m2.5",
    messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.openkey.ai/v1",
  apiKey: process.env.OPENKEY_API_KEY,
});

const completion = await client.chat.completions.create({
  model: "minimax/minimax-m2.5",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

Questions

How much does MiniMax M2.5 cost via API?
Through OpenKey, MiniMax M2.5 costs $0.124 per 1M input tokens and $0.494 per 1M output tokens. That is the provider price ($0.120 / $0.480) plus a flat 3% fee — nothing else.
What is MiniMax M2.5's context window?
MiniMax M2.5 accepts up to 205K tokens of context and returns up to 197K tokens per request.
Is MiniMax M2.5 OpenAI-compatible?
Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "minimax/minimax-m2.5" using any OpenAI SDK — only the base URL and API key change.
What inputs does MiniMax M2.5 support?
MiniMax M2.5 accepts text input and produces text output.

More from MiniMax

All MiniMax models →