Grok 4.5 vs Mistral Medium 3
Compare Grok 4.5 by xAI against Mistral Medium 3 by Mistral AI, context windows of 500K vs 131K, tested across 54 shared challenges.
Our Verdict
Grok 4.5
Mistral Medium 3Runner-up
No community votes yet. On paper, Grok 4.5 has the edge — newer, bigger context window, major provider backing.
Mistral Medium 3 is 3.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Grok 4.5
Input
$2.00
Output
$6.00
Mistral Medium 3
Input
$0.40
5.0× cheaper
Output
$2.00
3.0× cheaper
Mistral Medium 3 is cheaper on both — 5.0× input, 3.0× output
Writing DNA
Style Comparison
Similarity
27%
Mistral Medium 3 uses 3.5x more bold
Grok 4.5
Mistral Medium 3
61%Vocabulary57%
16wSentence Length17w
0.23Hedging0.73
2.5Bold8.6
2.4Lists6.5
0.09Emoji0.06
0.48Headings1.18
0.06Transitions0.15
Based on 27 + 15 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
