GPT-5.2 Chat vs MiMo-V2.5
Compare GPT-5.2 Chat by OpenAI against MiMo-V2.5 by Xiaomi, context windows of 128K vs 1.0M, tested across 52 shared challenges.
Our Verdict
GPT-5.2 Chat
MiMo-V2.5
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 is 7.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.2 Chat
Input
$1.75
Output
$14.00
MiMo-V2.5
Input
$0.40
4.4× cheaper
Output
$2.00
7.0× cheaper
MiMo-V2.5 is cheaper on both — 4.4× input, 7.0× output
Writing DNA
Style Comparison
Similarity
56%
GPT-5.2 Chat uses 4.1x more transitions
GPT-5.2 Chat
MiMo-V2.5
66%Vocabulary57%
16wSentence Length17w
0.41Hedging0.64
9.6Bold5.9
4.4Lists2.8
0.31Emoji1.01
1.20Headings1.07
0.27Transitions0.07
Based on 16 + 27 text responses
Research
What we learned reading every model
FAQ
