Llama 3.1 70B (Instruct) vs OpenAI o3
Compare Llama 3.1 70B (Instruct) by Meta AI against OpenAI o3 by OpenAI, tested across 51 shared challenges.
Our Verdict
OpenAI o3
Llama 3.1 70B (Instruct)Runner-up
No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, newer.
Llama 3.1 70B (Instruct) is 51x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Llama 3.1 70B (Instruct)
Input
$0.59
17× cheaper
Output
$0.79
51× cheaper
OpenAI o3
Input
$10.00
Output
$40.00
Llama 3.1 70B (Instruct) is cheaper on both — 17× input, 51× output
Writing DNA
Style Comparison
Similarity
35%
OpenAI o3 uses 37.9x more headings
Llama 3.1 70B (Instruct)
OpenAI o3
51%Vocabulary68%
18wSentence Length14w
0.46Hedging0.26
3.4Bold0.7
5.6Lists3.0
0.00Emoji0.00
0.00Headings0.38
0.06Transitions0.12
Based on 15 + 16 text responses
Research
What we learned reading every model
FAQ
