GPT-5.4 Mini vs MiniMax M2.5
Compare GPT-5.4 Mini by OpenAI against MiniMax M2.5 by MiniMax, context windows of 400K vs 205K, tested across 53 shared challenges.
Our Verdict
GPT-5.4 Mini
MiniMax M2.5
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MiniMax M2.5 is 3.8x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.4 Mini
Input
$0.75
Output
$4.50
MiniMax M2.5
Input
$0.30
2.5× cheaper
Output
$1.20
3.8× cheaper
MiniMax M2.5 is cheaper on both — 2.5× input, 3.8× output
Writing DNA
Style Comparison
Similarity
72%
MiniMax M2.5 uses 1.5x more emoji
GPT-5.4 Mini
MiniMax M2.5
54%Vocabulary55%
20wSentence Length25w
0.72Hedging0.58
6.0Bold6.0
8.3Lists4.4
0.00Emoji0.01
2.11Headings1.11
0.04Transitions0.16
Based on 23 + 23 text responses
Research
What we learned reading every model
FAQ
