DeepSeek V4 Pro vs GPT-4o mini
Compare DeepSeek V4 Pro by DeepSeek against GPT-4o mini by OpenAI, context windows of 1.0M vs 128K, tested across 53 shared challenges.
Our Verdict
DeepSeek V4 Pro
GPT-4o miniRunner-up
No community votes yet. On paper, DeepSeek V4 Pro has the edge — bigger model tier, newer, bigger context window.
GPT-4o mini is 5.8x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
DeepSeek V4 Pro
Input
$1.74
Output
$3.48
GPT-4o mini
Input
$0.15
12× cheaper
Output
$0.60
5.8× cheaper
GPT-4o mini is cheaper on both — 12× input, 5.8× output
Writing DNA
Style Comparison
Similarity
61%
DeepSeek V4 Pro uses 3.5x more emoji
DeepSeek V4 Pro
GPT-4o mini
57%Vocabulary54%
18wSentence Length18w
0.52Hedging0.84
3.3Bold3.8
2.3Lists3.3
0.04Emoji0.00
0.45Headings1.03
0.15Transitions0.23
Based on 27 + 22 text responses
Research
What we learned reading every model
FAQ
