ChatGPT-4o (March 2025)vsMiniMax M2-her
MiniMax M2-her is cheaper than ChatGPT-4o (March 2025) at $0.3/M vs $5/M input tokens.
| Spec | ChatGPT-4o (March 2025) | MiniMax M2-her |
|---|---|---|
| Input price | $5/M tokens | $0.3/M tokens |
| Output price | $15/M tokens | $1.2/M tokens |
| Context window | 128K tokens | 66K tokens |
| Released | Mar 2025 | Jan 2026 |
Our Verdict
ChatGPT-4o (March 2025)
MiniMax M2-herRunner-up
Not enough votes to call it. On the specs, ChatGPT-4o (March 2025) has the edge: bigger model tier, bigger context window, major provider backing.
MiniMax M2-her costs 13x less per token.
Too close to call
API pricing
Cost per 1M tokens
ChatGPT-4o (March 2025)
Input
$5.00
Output
$15.00
MiniMax M2-her
Input
$0.30
17× cheaper
Output
$1.20
13× cheaper
MiniMax M2-her is cheaper on both — 17× input, 13× output
Writing DNA
Style Comparison
Similarity
47%
MiniMax M2-her uses 4.2x more transitions
ChatGPT-4o (March 2025)
MiniMax M2-her
55%Vocabulary65%
24wSentence Length18w
0.52Hedging0.71
3.3Bold2.0
6.0Lists1.7
0.94Emoji0.96
0.63Headings0.31
0.05Transitions0.21
Based on 15 + 24 text responses
Research
What we learned reading every model
FAQ
Common questions
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