Claude Sonnet 5 vs Gemini Pro 1.0
Compare Claude Sonnet 5 by Anthropic against Gemini Pro 1.0 by Google AI, context windows of 1.0M vs 33K, tested across 26 shared challenges.
Our Verdict
Claude Sonnet 5
Gemini Pro 1.0Runner-up
No community votes yet. On paper, Claude Sonnet 5 has the edge — newer, bigger context window.
Gemini Pro 1.0 is 6.7x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Sonnet 5
Input
$2.00
Output
$10.00
Gemini Pro 1.0
Input
$0.50
4.0× cheaper
Output
$1.50
6.7× cheaper
Gemini Pro 1.0 is cheaper on both — 4.0× input, 6.7× output
Writing DNA
Style Comparison
Similarity
27%
Claude Sonnet 5 uses 79.4x more emoji
Claude Sonnet 5
Gemini Pro 1.0
59%Vocabulary61%
35wSentence Length13w
0.53Hedging0.41
3.5Bold5.3
3.5Lists5.4
0.79Emoji0.00
1.25Headings0.46
0.06Transitions0.38
Based on 27 + 13 text responses
Research
What we learned reading every model
FAQ
