Claude Opus 4.6 vs Gemini 3 Flash Preview
Compare Claude Opus 4.6 by Anthropic against Gemini 3 Flash Preview by Google AI, in 4 community votes, gemini 3 flash preview wins 75% of head-to-head duels, context windows of 1.0M vs 1.0M, tested across 53 shared challenges.
Web Design: Claude Opus 4.6 and Gemini 3 Flash Preview are tied
Our Verdict
Gemini 3 Flash PreviewWinner
Claude Opus 4.6Runner-up
Pick Gemini 3 Flash Preview. In 4 blind votes, Gemini 3 Flash Preview wins 75% of the time. That's not luck.
Gemini 3 Flash Preview is 8.3x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude Opus 4.6
Input
$5.00
Output
$25.00
Gemini 3 Flash Preview
Input
$0.50
10× cheaper
Output
$3.00
8.3× cheaper
Gemini 3 Flash Preview is cheaper on both — 10× input, 8.3× output
Writing DNA
Style Comparison
Similarity
57%
Claude Opus 4.6 uses 20.7x more emoji
Claude Opus 4.6
Gemini 3 Flash Preview
53%Vocabulary55%
35wSentence Length18w
0.68Hedging0.42
5.2Bold7.1
2.9Lists4.5
0.21Emoji0.00
1.34Headings0.84
0.03Transitions0.07
Based on 23 + 24 text responses
Research
What we learned reading every model
FAQ
