GPT-5 vs Mistral Medium 3
Compare GPT-5 by OpenAI against Mistral Medium 3 by Mistral AI, context windows of 400K vs 131K, tested across 52 shared challenges.
Our Verdict
GPT-5
Mistral Medium 3Runner-up
No community votes yet. On paper, GPT-5 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3 is 5.0x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
GPT-5
Input
$1.25
Output
$10.00
Mistral Medium 3
Input
$0.40
3.1× cheaper
Output
$2.00
5.0× cheaper
Mistral Medium 3 is cheaper on both — 3.1× input, 5.0× output
Writing DNA
Style Comparison
Similarity
30%
Mistral Medium 3 uses 6.0x more emoji
GPT-5
Mistral Medium 3
65%Vocabulary57%
13wSentence Length17w
0.20Hedging0.73
0.2Bold8.6
4.6Lists6.5
0.00Emoji0.06
0.16Headings1.18
0.03Transitions0.15
Based on 16 + 15 text responses
Research
What we learned reading every model
FAQ
