DeepSeek V4 Flash 0731 vs GPT-5.2 Pro
Compare DeepSeek V4 Flash 0731 by DeepSeek against GPT-5.2 Pro by OpenAI, context windows of 1.0M vs 400K, tested across 28 shared challenges.
Our Verdict
DeepSeek V4 Flash 0731
GPT-5.2 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 600x 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
150× cheaper
Output
$0.28
600× cheaper
GPT-5.2 Pro
Input
$21.00
Output
$168.00
DeepSeek V4 Flash 0731 is cheaper on both — 150× input, 600× output
Writing DNA
Style Comparison
Similarity
62%
DeepSeek V4 Flash 0731 uses 2.3x more transitions
DeepSeek V4 Flash 0731
GPT-5.2 Pro
52%Vocabulary62%
18wSentence Length19w
0.38Hedging0.39
5.7Bold8.6
3.4Lists3.8
0.00Emoji0.00
0.83Headings1.17
0.04Transitions0.02
Based on 23 + 10 text responses
Research
What we learned reading every model
FAQ
