GPT-5 Codex vs Mistral Large 2
Compare GPT-5 Codex by OpenAI against Mistral Large 2 by Mistral AI, tested across 22 shared challenges. Updated June 2026.
Which is better, GPT-5 Codex or Mistral Large 2?
GPT-5 Codex and Mistral Large 2 are both competitive models. Compare their real outputs side by side below.
Key Differences Between GPT-5 Codex and Mistral Large 2
GPT-5 Codex is made by openai while Mistral Large 2 is from mistral.
Our Verdict
GPT-5 Codex
Mistral Large 2Runner-up
No community votes yet. On paper, GPT-5 Codex has the edge — bigger model tier, newer, major provider backing.
Slight edge
API pricing
Cost per 1M tokens
GPT-5 Codex
Input
—
Output
—
Mistral Large 2
Input
$8.00
Output
$24.00
Writing DNA
Style Comparison
Similarity
30%
GPT-5 Codex uses 5.5x more transitions
GPT-5 Codex
Mistral Large 2
64%Vocabulary43%
17wSentence Length21w
0.38Hedging0.39
2.3Bold14.4
3.5Lists7.4
0.15Emoji0.80
0.49Headings1.41
0.05Transitions0.01
Based on 13 + 10 text responses
Research
What we learned reading every model
FAQ
