DeepSeek V4 Flash 0731 vs GPT-5.6 Sol
Compare DeepSeek V4 Flash 0731 by DeepSeek against GPT-5.6 Sol by OpenAI, context windows of 1.0M vs 1.1M, tested across 42 shared challenges.
Our Verdict
GPT-5.6 Sol
DeepSeek V4 Flash 0731Runner-up
No community votes yet. On paper, GPT-5.6 Sol has the edge — bigger model tier.
DeepSeek V4 Flash 0731 is 107x 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
36× cheaper
Output
$0.28
107× cheaper
GPT-5.6 Sol
Input
$5.00
Output
$30.00
DeepSeek V4 Flash 0731 is cheaper on both — 36× input, 107× output
Writing DNA
Style Comparison
Similarity
34%
GPT-5.6 Sol uses 3.3x more emoji
DeepSeek V4 Flash 0731
GPT-5.6 Sol
52%Vocabulary63%
18wSentence Length15w
0.38Hedging0.79
5.7Bold3.4
3.4Lists3.8
0.00Emoji0.03
0.83Headings0.95
0.04Transitions0.08
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
