MiniMax M2-her vs OpenAI o3

Compare MiniMax M2-her by MiniMax against OpenAI o3 by OpenAI, tested across 54 shared challenges. Updated April 2026.

Which is better, MiniMax M2-her or OpenAI o3?

MiniMax M2-her and OpenAI o3 are both competitive models. MiniMax M2-her costs $0.3/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.

Key Differences Between MiniMax M2-her and OpenAI o3

MiniMax M2-her is made by minimax while OpenAI o3 is from openai. On pricing, MiniMax M2-her costs $0.3/M input tokens vs $10/M for OpenAI o3.

Our Verdict
OpenAI o3
OpenAI o3
MiniMax M2-her
MiniMax M2-herRunner-up

No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.

MiniMax M2-her is 33x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
97%

MiniMax M2-her uses 96.5x more emoji

MiniMax M2-her
OpenAI o3
65%Vocabulary68%
18wSentence Length14w
0.71Hedging0.26
2.0Bold0.7
1.7Lists3.0
0.96Emoji0.00
0.31Headings0.38
0.21Transitions0.12
Based on 24 + 16 text responses
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Ask them anything yourself

MiniMax M2-herOpenAI o3

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
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