DeepSeek V4 Pro vs GPT-4o (Omni)
Compare DeepSeek V4 Pro by DeepSeek against GPT-4o (Omni) by OpenAI, context windows of 1.0M vs 128K, tested across 53 shared challenges.
Our Verdict
DeepSeek V4 Pro
GPT-4o (Omni)Runner-up
No community votes yet. On paper, DeepSeek V4 Pro has the edge — newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Pro
Input
$1.74
1.4× cheaper
Output
$3.48
2.9× cheaper
GPT-4o (Omni)
Input
$2.50
Output
$10.00
DeepSeek V4 Pro is cheaper on both — 1.4× input, 2.9× output
Writing DNA
Style Comparison
Similarity
39%
GPT-4o (Omni) uses 3.1x more headings
DeepSeek V4 Pro
GPT-4o (Omni)
57%Vocabulary54%
18wSentence Length18w
0.52Hedging0.72
3.3Bold7.3
2.3Lists5.6
0.04Emoji0.03
0.45Headings1.40
0.15Transitions0.26
Based on 27 + 24 text responses
Research
What we learned reading every model
FAQ
