DeepSeek V4 Flash 0731 vs Gemini 2.5 Pro (I/O Edition)
Compare DeepSeek V4 Flash 0731 by DeepSeek against Gemini 2.5 Pro (I/O Edition) by Google AI, tested across 35 shared challenges.
Our Verdict
DeepSeek V4 Flash 0731
Gemini 2.5 Pro (I/O Edition)
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
DeepSeek V4 Flash 0731 is 36x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash 0731
Input
$0.14
8.9× cheaper
Output
$0.28
36× cheaper
Gemini 2.5 Pro (I/O Edition)
Input
$1.25
Output
$10.00
DeepSeek V4 Flash 0731 is cheaper on both — 8.9× input, 36× output
Writing DNA
Style Comparison
Similarity
58%
DeepSeek V4 Flash 0731 uses 3.1x more transitions
DeepSeek V4 Flash 0731
Gemini 2.5 Pro (I/O Edition)
52%Vocabulary58%
18wSentence Length16w
0.38Hedging0.38
5.7Bold5.8
3.4Lists5.0
0.00Emoji0.00
0.83Headings0.63
0.04Transitions0.01
Based on 23 + 16 text responses
Research
What we learned reading every model
FAQ
