OpenAI: GPT-5.6 Sol vs MiMo-V2.5
Compare OpenAI: GPT-5.6 Sol by OpenAI against MiMo-V2.5 by Xiaomi, context windows of 1.1M vs 1.0M, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Sol
MiMo-V2.5Runner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer, major provider backing.
MiMo-V2.5 is 15x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
OpenAI: GPT-5.6 Sol
Input
$5.00
Output
$30.00
MiMo-V2.5
Input
$0.40
13× cheaper
Output
$2.00
15× cheaper
MiMo-V2.5 is cheaper on both — 13× input, 15× output
Writing DNA
Style Comparison
Similarity
45%
MiMo-V2.5 uses 30.6x more emoji
OpenAI: GPT-5.6 Sol
MiMo-V2.5
63%Vocabulary57%
15wSentence Length17w
0.79Hedging0.64
3.4Bold5.9
3.8Lists2.8
0.03Emoji1.01
0.95Headings1.07
0.08Transitions0.07
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
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