DeepSeek V4 Flash vs MoonshotAI: Kimi K3
Compare DeepSeek V4 Flash by DeepSeek against MoonshotAI: Kimi K3 by Moonshot AI, context windows of 1.0M vs 1.0M, tested across 54 shared challenges.
Our Verdict
MoonshotAI: Kimi K3
DeepSeek V4 FlashRunner-up
No community votes yet. On paper, MoonshotAI: Kimi K3 has the edge — bigger model tier, newer.
DeepSeek V4 Flash is 54x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash
Input
$0.14
21× cheaper
Output
$0.28
54× cheaper
MoonshotAI: Kimi K3
Input
$3.00
Output
$15.00
DeepSeek V4 Flash is cheaper on both — 21× input, 54× output
Writing DNA
Style Comparison
Similarity
53%
MoonshotAI: Kimi K3 uses 77.9x more emoji
DeepSeek V4 Flash
MoonshotAI: Kimi K3
54%Vocabulary58%
17wSentence Length21w
0.52Hedging0.46
3.6Bold3.6
2.6Lists3.4
0.00Emoji0.78
0.41Headings0.89
0.19Transitions0.17
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
