Claude Opus 4 vs Gemini 3.6 Flash
Compare Claude Opus 4 by Anthropic against Gemini 3.6 Flash by Google AI, context windows of 200K vs 1.0M, tested across 53 shared challenges.
Our Verdict
Claude Opus 4
Gemini 3.6 Flash
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Gemini 3.6 Flash is 10x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4
Input
$15.00
Output
$75.00
Gemini 3.6 Flash
Input
$1.50
10× cheaper
Output
$7.50
10× cheaper
Gemini 3.6 Flash is cheaper on both — 10× input, 10× output
Writing DNA
Style Comparison
Similarity
39%
Claude Opus 4 uses 4.2x more hedging
Claude Opus 4
Gemini 3.6 Flash
64%Vocabulary60%
62wSentence Length19w
0.52Hedging0.13
4.4Bold5.4
9.1Lists2.7
0.11Emoji0.04
1.87Headings0.99
0.27Transitions0.07
Based on 16 + 27 text responses
Research
What we learned reading every model
FAQ
