Claude Opus 4 vs Gemini 2.5 Pro Preview 06-05
Compare Claude Opus 4 by Anthropic against Gemini 2.5 Pro Preview 06-05 by Google AI, in 93 community votes, gemini 2.5 pro preview 06-05 wins 53% of head-to-head duels, context windows of 200K vs 1.0M, tested across 44 shared challenges.
Web Design: Claude Opus 4 wins 59% of votes
Image Generation: Gemini 2.5 Pro Preview 06-05 wins 57% of votes
Analysis: Gemini 2.5 Pro Preview 06-05 wins 75% of votes
Conversation: Gemini 2.5 Pro Preview 06-05 wins 100% of votes
Reasoning: Gemini 2.5 Pro Preview 06-05 wins 100% of votes
Our Verdict
Gemini 2.5 Pro Preview 06-05Winner
Claude Opus 4Runner-up
Gemini 2.5 Pro Preview 06-05 has the edge overall. In 93 blind votes, Gemini 2.5 Pro Preview 06-05 wins 53% of the time.
Pick Claude Opus 4 for Web Design. Pick Gemini 2.5 Pro Preview 06-05 for Conversation, Reasoning, Analysis. Gemini 2.5 Pro Preview 06-05 is 7.5x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Claude Opus 4
Input
$15.00
Output
$75.00
Gemini 2.5 Pro Preview 06-05
Input
$1.25
12× cheaper
Output
$10.00
7.5× cheaper
Gemini 2.5 Pro Preview 06-05 is cheaper on both — 12× input, 7.5× output
Writing DNA
Style Comparison
Similarity
42%
Claude Opus 4 uses 11.2x more emoji
Claude Opus 4
Gemini 2.5 Pro Preview 06-05
64%Vocabulary51%
62wSentence Length15w
0.52Hedging0.31
4.4Bold4.8
9.1Lists4.1
0.11Emoji0.00
1.87Headings0.98
0.27Transitions0.05
Based on 16 + 20 text responses
Research
What we learned reading every model
FAQ
