GPT-4o (Omni) vs MiMo-V2.5-Pro
Compare GPT-4o (Omni) by OpenAI against MiMo-V2.5-Pro by Xiaomi, context windows of 128K vs 1.0M, tested across 52 shared challenges.
Our Verdict
GPT-4o (Omni)
MiMo-V2.5-Pro
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MiMo-V2.5-Pro is 3.3x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-4o (Omni)
Input
$2.50
Output
$10.00
MiMo-V2.5-Pro
Input
$1.00
2.5× cheaper
Output
$3.00
3.3× cheaper
MiMo-V2.5-Pro is cheaper on both — 2.5× input, 3.3× output
Writing DNA
Style Comparison
Similarity
42%
MiMo-V2.5-Pro uses 24.9x more emoji
GPT-4o (Omni)
MiMo-V2.5-Pro
54%Vocabulary58%
18wSentence Length22w
0.72Hedging0.61
7.3Bold5.7
5.6Lists3.1
0.03Emoji0.63
1.40Headings1.40
0.26Transitions0.02
Based on 24 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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