DeepSeek V4 Flash 0731 vs DeepSeek V4 Pro
Compare DeepSeek V4 Flash 0731 and DeepSeek V4 Pro, both from DeepSeek, context windows of 1.0M vs 1.0M, tested across 42 shared challenges.
Our Verdict
DeepSeek V4 Flash 0731
DeepSeek V4 Pro
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 12x 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
12× cheaper
Output
$0.28
12× cheaper
DeepSeek V4 Pro
Input
$1.74
Output
$3.48
DeepSeek V4 Flash 0731 is cheaper on both — 12× input, 12× output
Writing DNA
Style Comparison
Similarity
59%
DeepSeek V4 Pro uses 3.5x more emoji
DeepSeek V4 Flash 0731
DeepSeek V4 Pro
52%Vocabulary57%
18wSentence Length18w
0.38Hedging0.52
5.7Bold3.3
3.4Lists2.3
0.00Emoji0.04
0.83Headings0.45
0.04Transitions0.15
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
