DeepSeek V4 Flash 0731 vs Kimi K2 Thinking
Compare DeepSeek V4 Flash 0731 by DeepSeek against Kimi K2 Thinking by Moonshot AI, context windows of 1.0M vs 262K, tested across 42 shared challenges.
Our Verdict
DeepSeek V4 Flash 0731
Kimi K2 Thinking
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 8.9x 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
4.3× cheaper
Output
$0.28
8.9× cheaper
Kimi K2 Thinking
Input
$0.60
Output
$2.50
DeepSeek V4 Flash 0731 is cheaper on both — 4.3× input, 8.9× output
Writing DNA
Style Comparison
Similarity
49%
Kimi K2 Thinking uses 1.8x more lists
DeepSeek V4 Flash 0731
Kimi K2 Thinking
52%Vocabulary57%
18wSentence Length26w
0.38Hedging0.36
5.7Bold5.8
3.4Lists6.0
0.00Emoji0.00
0.83Headings0.56
0.04Transitions0.06
Based on 23 + 14 text responses
Research
What we learned reading every model
FAQ
