OpenAI: GPT-5.6 Luna Pro vs Mistral Large 2
Compare OpenAI: GPT-5.6 Luna Pro by OpenAI against Mistral Large 2 by Mistral AI, context windows of 1.1M vs 128K, tested across 23 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Luna Pro
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.
OpenAI: GPT-5.6 Luna Pro is 4.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
OpenAI: GPT-5.6 Luna Pro
Input
$1.00
8.0× cheaper
Output
$6.00
4.0× cheaper
Mistral Large 2
Input
$8.00
Output
$24.00
OpenAI: GPT-5.6 Luna Pro is cheaper on both — 8.0× input, 4.0× output
Writing DNA
Style Comparison
Similarity
45%
OpenAI: GPT-5.6 Luna Pro uses 8.9x more transitions
OpenAI: GPT-5.6 Luna Pro
Mistral Large 2
58%Vocabulary43%
18wSentence Length21w
0.81Hedging0.39
2.9Bold14.4
5.1Lists7.4
0.54Emoji0.80
1.10Headings1.41
0.09Transitions0.01
Based on 27 + 10 text responses
Research
What we learned reading every model
FAQ
