Gemini 2.5 Pro (I/O Edition) vs Grok Code Fast 1
Compare Gemini 2.5 Pro (I/O Edition) by Google AI against Grok Code Fast 1 by xAI, in 5 community votes, grok code fast 1 wins 100% of head-to-head duels, tested across 41 shared challenges.
Web Design: Grok Code Fast 1 wins 100% of votes
Our Verdict
Grok Code Fast 1Winner
Gemini 2.5 Pro (I/O Edition)Runner-up
Pick Grok Code Fast 1. In 5 blind votes, Grok Code Fast 1 wins 100% of the time. That's not luck.
Grok Code Fast 1 particularly excels in Web Design. Grok Code Fast 1 is 6.7x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Gemini 2.5 Pro (I/O Edition)
Input
$1.25
Output
$10.00
Grok Code Fast 1
Input
$0.20
6.3× cheaper
Output
$1.50
6.7× cheaper
Grok Code Fast 1 is cheaper on both — 6.3× input, 6.7× output
Writing DNA
Style Comparison
Similarity
46%
Grok Code Fast 1 uses 6.0x more emoji
Gemini 2.5 Pro (I/O Edition)
Grok Code Fast 1
58%Vocabulary60%
16wSentence Length17w
0.38Hedging0.97
5.8Bold2.8
5.0Lists2.5
0.00Emoji0.06
0.63Headings0.89
0.01Transitions0.11
Based on 16 + 23 text responses
Research
What we learned reading every model
FAQ
