GPT-5 CodexvsMiniMax M2-her
MiniMax M2-her is the newer model, released after GPT-5 Codex.
| Spec | GPT-5 Codex | MiniMax M2-her |
|---|---|---|
| Input price | — | $0.3/M tokens |
| Output price | — | $1.2/M tokens |
| Context window | — | 66K tokens |
| Free API (OpenRouter) | No | No |
| Released | Sep 2025 | Jan 2026 |
Our Verdict
GPT-5 Codex
MiniMax M2-herRunner-up
Not enough votes to call it. On the specs, GPT-5 Codex has the edge: bigger model tier, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GPT-5 Codex
Input
—
Output
—
MiniMax M2-her
Input
$0.30
Output
$1.20
Where to run it
1 host
GPT-5 Codex
No hosts listed on OpenRouter.
MiniMax M2-her1 host
Per million tokens. Prices and uptime via OpenRouter, checked 12 Sep 2026.
Writing DNA
Style Comparison
Similarity
54%
MiniMax M2-her uses 5.7x more emoji
GPT-5 Codex
MiniMax M2-her
64%Vocabulary68%
17wSentence Length20w
0.38Hedging0.61
2.3Bold1.8
3.5Lists2.8
0.15Emoji0.83
0.49Headings0.49
0.05Transitions0.18
Based on 13 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
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