MiniMax M2.5 vs GPT-5

Compare MiniMax M2.5 by MiniMax against GPT-5 by OpenAI, context windows of 205K vs 400K, tested across 46 shared challenges. Updated April 2026.

Which is better, MiniMax M2.5 or GPT-5?

MiniMax M2.5 and GPT-5 are both competitive models. MiniMax M2.5 costs $0.3/M input tokens vs $1.25/M for GPT-5. Context windows: 205K vs 400K tokens. Compare their real outputs side by side below.

Key Differences Between MiniMax M2.5 and GPT-5

MiniMax M2.5 is made by minimax while GPT-5 is from openai. MiniMax M2.5 has a 205K token context window compared to GPT-5's 400K. On pricing, MiniMax M2.5 costs $0.3/M input tokens vs $1.25/M for GPT-5.

Our Verdict
GPT-5
GPT-5
MiniMax M2.5
MiniMax M2.5Runner-up

No community votes yet. On paper, GPT-5 has the edge — bigger model tier, bigger context window, major provider backing.

MiniMax M2.5 is 8.3x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
94%

MiniMax M2.5 uses 1.5x more emoji

MiniMax M2.5
GPT-5
55%Vocabulary65%
25wSentence Length13w
0.58Hedging0.20
6.0Bold0.2
4.4Lists4.6
0.01Emoji0.00
1.11Headings0.16
0.16Transitions0.03
Based on 23 + 16 text responses
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Ask them anything yourself

MiniMax M2.5GPT-5

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