DeepSeek V3.2 Exp vs GPT-5.4 Pro
Compare DeepSeek V3.2 Exp by DeepSeek against GPT-5.4 Pro by OpenAI, context windows of 164K vs 1.1M, tested across 18 shared challenges.
Our Verdict
GPT-5.4 Pro
DeepSeek V3.2 ExpRunner-up
No community votes yet. On paper, GPT-5.4 Pro has the edge — bigger model tier, newer, bigger context window.
DeepSeek V3.2 Exp is 450x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
DeepSeek V3.2 Exp
Input
$0.20
150× cheaper
Output
$0.40
450× cheaper
GPT-5.4 Pro
Input
$30.00
Output
$180.00
DeepSeek V3.2 Exp is cheaper on both — 150× input, 450× output
Writing DNA
Style Comparison
Similarity
69%
DeepSeek V3.2 Exp uses 1.5x more emoji
DeepSeek V3.2 Exp
GPT-5.4 Pro
55%Vocabulary50%
17wSentence Length35w
0.44Hedging0.70
5.8Bold7.5
4.2Lists8.3
0.02Emoji0.00
0.95Headings2.52
0.03Transitions0.01
Based on 20 + 12 text responses
Research
What we learned reading every model
FAQ
