DeepSeek V4 Pro vs OpenAI o4-mini
Compare DeepSeek V4 Pro by DeepSeek against OpenAI o4-mini by OpenAI, tested across 53 shared challenges. Updated April 2026.
Which is better, DeepSeek V4 Pro or OpenAI o4-mini?
DeepSeek V4 Pro and OpenAI o4-mini are both competitive models. DeepSeek V4 Pro costs $1.74/M input tokens vs $1.1/M for OpenAI o4-mini. Compare their real outputs side by side below.
Key Differences Between DeepSeek V4 Pro and OpenAI o4-mini
DeepSeek V4 Pro is made by deepseek while OpenAI o4-mini is from openai. On pricing, DeepSeek V4 Pro costs $1.74/M input tokens vs $1.1/M for OpenAI o4-mini.
API pricing
Per 1M tokens
DeepSeek V4 Pro
Input
$1.74
Output
$3.48
1.3× cheaper
OpenAI o4-mini
Input
$1.10
1.6× cheaper
Output
$4.40
OpenAI o4-mini wins input (1.6× cheaper)·DeepSeek V4 Pro wins output (1.3× cheaper)
Our Verdict
DeepSeek V4 Pro
OpenAI o4-miniRunner-up
No community votes yet. On paper, DeepSeek V4 Pro has the edge — bigger model tier, newer, bigger context window.
Too close to call
Writing DNA
Style Comparison
Similarity
70%
DeepSeek V4 Pro uses 328.4x more bold
DeepSeek V4 Pro
OpenAI o4-mini
57%Vocabulary73%
18wSentence Length15w
0.52Hedging0.18
3.3Bold0.0
2.3Lists2.1
0.04Emoji0.00
0.45Headings0.00
0.15Transitions0.02
Based on 27 + 10 text responses
FAQ
