xAI: Grok 4.3 vs Mistral Medium 3.1
Compare xAI: Grok 4.3 by xAI against Mistral Medium 3.1 by Mistral AI, context windows of 1.0M vs 131K, tested across 54 shared challenges.
Our Verdict
xAI: Grok 4.3
Mistral Medium 3.1Runner-up
No community votes yet. On paper, xAI: Grok 4.3 has the edge — newer, bigger context window, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
xAI: Grok 4.3
Input
$1.25
Output
$2.50
Mistral Medium 3.1
Input
$0.40
3.1× cheaper
Output
$2.00
1.3× cheaper
Mistral Medium 3.1 is cheaper on both — 3.1× input, 1.3× output
Writing DNA
Style Comparison
Similarity
23%
Mistral Medium 3.1 uses 39.3x more emoji
xAI: Grok 4.3
Mistral Medium 3.1
62%Vocabulary52%
16wSentence Length22w
0.46Hedging0.45
2.3Bold10.4
2.5Lists5.9
0.00Emoji0.39
0.34Headings1.12
0.14Transitions0.18
Based on 27 + 22 text responses
Research
What we learned reading every model
FAQ
