Claude Sonnet 3.6 (2022-10-22) vs Llama 3.1 405B
Compare Claude Sonnet 3.6 (2022-10-22) by Anthropic against Llama 3.1 405B by Meta AI, context windows of 200K vs 128K, tested across 12 shared challenges.
Our Verdict
Llama 3.1 405B
Claude Sonnet 3.6 (2022-10-22)Runner-up
No community votes yet. On paper, Llama 3.1 405B has the edge — bigger model tier, newer.
Llama 3.1 405B is 4.8x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Sonnet 3.6 (2022-10-22)
Input
$3.00
Output
$15.00
Llama 3.1 405B
Input
$2.70
1.1× cheaper
Output
$3.10
4.8× cheaper
Llama 3.1 405B is cheaper on both — 1.1× input, 4.8× output
Writing DNA
Style Comparison
Similarity
54%
Claude Sonnet 3.6 (2022-10-22) uses 33.5x more bold
Claude Sonnet 3.6 (2022-10-22)
Llama 3.1 405B
66%Vocabulary56%
74wSentence Length15w
0.72Hedging0.41
0.3Bold0.0
8.9Lists1.9
0.00Emoji0.03
0.06Headings0.00
0.09Transitions0.16
Based on 21 + 5 text responses
Research
What we learned reading every model
FAQ
