DeepSeek V4 Flash vs Gemini 2.5 Pro Preview 06-05
Compare DeepSeek V4 Flash by DeepSeek against Gemini 2.5 Pro Preview 06-05 by Google AI, context windows of 1.0M vs 1.0M, tested across 44 shared challenges.
Our Verdict
DeepSeek V4 Flash
Gemini 2.5 Pro Preview 06-05
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 is 36x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash
Input
$0.14
8.9× cheaper
Output
$0.28
36× cheaper
Gemini 2.5 Pro Preview 06-05
Input
$1.25
Output
$10.00
DeepSeek V4 Flash is cheaper on both — 8.9× input, 36× output
Writing DNA
Style Comparison
Similarity
53%
DeepSeek V4 Flash uses 3.6x more transitions
DeepSeek V4 Flash
Gemini 2.5 Pro Preview 06-05
54%Vocabulary51%
17wSentence Length15w
0.52Hedging0.31
3.6Bold4.8
2.6Lists4.1
0.00Emoji0.00
0.41Headings0.98
0.19Transitions0.05
Based on 27 + 20 text responses
Research
What we learned reading every model
FAQ
