GPT-5.4 Nano vs Mistral Large 2
Compare GPT-5.4 Nano by OpenAI against Mistral Large 2 by Mistral AI, context windows of 400K vs 128K, tested across 23 shared challenges.
Our Verdict
GPT-5.4 Nano
Mistral Large 2
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
GPT-5.4 Nano is 19x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.4 Nano
Input
$0.20
40× cheaper
Output
$1.25
19× cheaper
Mistral Large 2
Input
$8.00
Output
$24.00
GPT-5.4 Nano is cheaper on both — 40× input, 19× output
Writing DNA
Style Comparison
Similarity
82%
Mistral Large 2 uses 79.6x more emoji
GPT-5.4 Nano
Mistral Large 2
51%Vocabulary43%
21wSentence Length21w
0.58Hedging0.39
7.1Bold14.4
5.5Lists7.4
0.01Emoji0.80
1.39Headings1.41
0.05Transitions0.01
Based on 23 + 10 text responses
Research
What we learned reading every model
FAQ
