Claude Opus 4.8 vs Gemini 2.5 Pro Experimental
Compare Claude Opus 4.8 by Anthropic against Gemini 2.5 Pro Experimental by Google AI, context windows of 1.0M vs 1.0M, tested across 42 shared challenges.
Our Verdict
Claude Opus 4.8
Gemini 2.5 Pro Experimental
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Gemini 2.5 Pro Experimental is 13x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.8
Input
$5.00
Output
$25.00
Gemini 2.5 Pro Experimental
Input
$1.00
5.0× cheaper
Output
$2.00
13× cheaper
Gemini 2.5 Pro Experimental is cheaper on both — 5.0× input, 13× output
Writing DNA
Style Comparison
Similarity
35%
Claude Opus 4.8 uses 77.6x more emoji
Claude Opus 4.8
Gemini 2.5 Pro Experimental
60%Vocabulary54%
19wSentence Length15w
0.46Hedging0.35
4.7Bold5.6
3.2Lists3.9
0.78Emoji0.00
1.15Headings0.39
0.04Transitions0.17
Based on 27 + 18 text responses
Research
What we learned reading every model
FAQ
