OpenAI: GPT-5.6 Sol vs Mistral Medium 3
Compare OpenAI: GPT-5.6 Sol by OpenAI against Mistral Medium 3 by Mistral AI, context windows of 1.1M vs 131K, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Sol
Mistral Medium 3Runner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3 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
Mistral Medium 3
Input
$0.40
13× cheaper
Output
$2.00
15× cheaper
Mistral Medium 3 is cheaper on both — 13× input, 15× output
Writing DNA
Style Comparison
Similarity
53%
Mistral Medium 3 uses 2.5x more bold
OpenAI: GPT-5.6 Sol
Mistral Medium 3
63%Vocabulary57%
15wSentence Length17w
0.79Hedging0.73
3.4Bold8.6
3.8Lists6.5
0.03Emoji0.06
0.95Headings1.18
0.08Transitions0.15
Based on 27 + 15 text responses
Research
What we learned reading every model
FAQ
