Mistral Nemo vs OpenAI o3
Compare Mistral Nemo by Mistral AI against OpenAI o3 by OpenAI, tested across 53 shared challenges.
Our Verdict
OpenAI o3
Mistral NemoRunner-up
No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, newer, major provider backing.
Mistral Nemo is 571x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Mistral Nemo
Input
$0.03
333× cheaper
Output
$0.07
571× cheaper
OpenAI o3
Input
$10.00
Output
$40.00
Mistral Nemo is cheaper on both — 333× input, 571× output
Writing DNA
Style Comparison
Similarity
31%
OpenAI o3 uses 37.9x more headings
Mistral Nemo
OpenAI o3
46%Vocabulary68%
19wSentence Length14w
1.08Hedging0.26
3.6Bold0.7
8.0Lists3.0
0.00Emoji0.00
0.00Headings0.38
0.17Transitions0.12
Based on 10 + 16 text responses
Research
What we learned reading every model
FAQ
