DeepSeek V4 Flash vs Grok 4.20 Multi-Agent Beta
Compare DeepSeek V4 Flash by DeepSeek against Grok 4.20 Multi-Agent Beta by xAI, context windows of 1.0M vs 2.0M, tested across 53 shared challenges.
Our Verdict
Grok 4.20 Multi-Agent Beta
DeepSeek V4 FlashRunner-up
No community votes yet. On paper, Grok 4.20 Multi-Agent Beta has the edge — bigger model tier, bigger context window.
DeepSeek V4 Flash is 21x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash
Input
$0.14
14× cheaper
Output
$0.28
21× cheaper
Grok 4.20 Multi-Agent Beta
Input
$2.00
Output
$6.00
DeepSeek V4 Flash is cheaper on both — 14× input, 21× output
Writing DNA
Style Comparison
Similarity
66%
DeepSeek V4 Flash uses 7.5x more transitions
DeepSeek V4 Flash
Grok 4.20 Multi-Agent Beta
54%Vocabulary59%
17wSentence Length16w
0.52Hedging0.41
3.6Bold2.7
2.6Lists2.4
0.00Emoji0.00
0.41Headings0.26
0.19Transitions0.02
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
