DeepSeek V4 Flash 0731 vs Llama 3.1 405B
Compare DeepSeek V4 Flash 0731 by DeepSeek against Llama 3.1 405B by Meta AI, context windows of 1.0M vs 128K, tested across 11 shared challenges.
Our Verdict
DeepSeek V4 Flash 0731
Llama 3.1 405B
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
DeepSeek V4 Flash 0731 is 11x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash 0731
Input
$0.14
19× cheaper
Output
$0.28
11× cheaper
Llama 3.1 405B
Input
$2.70
Output
$3.10
DeepSeek V4 Flash 0731 is cheaper on both — 19× input, 11× output
Writing DNA
Style Comparison
Similarity
46%
DeepSeek V4 Flash 0731 uses 568.3x more bold
DeepSeek V4 Flash 0731
Llama 3.1 405B
52%Vocabulary56%
18wSentence Length15w
0.38Hedging0.41
5.7Bold0.0
3.4Lists1.9
0.00Emoji0.03
0.83Headings0.00
0.04Transitions0.16
Based on 23 + 5 text responses
Research
What we learned reading every model
FAQ
