DeepSeek Prover V2 vs OpenAI o3
Compare DeepSeek Prover V2 by DeepSeek against OpenAI o3 by OpenAI, tested across 6 shared challenges. Updated May 2026.
Which is better, DeepSeek Prover V2 or OpenAI o3?
DeepSeek Prover V2 and OpenAI o3 are both competitive models. DeepSeek Prover V2 costs $0/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.
Key Differences Between DeepSeek Prover V2 and OpenAI o3
DeepSeek Prover V2 is made by deepseek while OpenAI o3 is from openai. On pricing, DeepSeek Prover V2 costs $0/M input tokens vs $10/M for OpenAI o3.
API pricing
Per 1M tokens
DeepSeek Prover V2
Input
$0.000
Output
$0.000
OpenAI o3
Input
$10.00
Output
$40.00
Our Verdict
DeepSeek Prover V2
OpenAI o3
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
Writing DNA
Style Comparison
Similarity
44%
OpenAI o3 uses 26.0x more hedging
DeepSeek Prover V2
OpenAI o3
47%Vocabulary68%
8wSentence Length14w
0.00Hedging0.26
3.1Bold0.7
0.0Lists3.0
0.00Emoji0.00
0.35Headings0.38
0.19Transitions0.12
Based on 1 + 16 text responses
FAQ
