DeepSeek V4 Pro vs Grok 4.20 Beta
Compare DeepSeek V4 Pro by DeepSeek against Grok 4.20 Beta by xAI, context windows of 1.0M vs 2.0M, tested across 53 shared challenges.
Our Verdict
DeepSeek V4 Pro
Grok 4.20 Beta
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Pro
Input
$1.74
1.1× cheaper
Output
$3.48
1.7× cheaper
Grok 4.20 Beta
Input
$2.00
Output
$6.00
DeepSeek V4 Pro is cheaper on both — 1.1× input, 1.7× output
Writing DNA
Style Comparison
Similarity
69%
DeepSeek V4 Pro uses 3.5x more emoji
DeepSeek V4 Pro
Grok 4.20 Beta
57%Vocabulary57%
18wSentence Length20w
0.52Hedging0.35
3.3Bold4.2
2.3Lists3.7
0.04Emoji0.00
0.45Headings0.62
0.15Transitions0.14
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
