Gemini 3.6 Flash vs Grok 4.5
Compare Gemini 3.6 Flash by Google AI against Grok 4.5 by xAI, context windows of 1.0M vs 500K, tested across 54 shared challenges.
Our Verdict
Gemini 3.6 Flash
Grok 4.5
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
Gemini 3.6 Flash
Input
$1.50
1.3× cheaper
Output
$7.50
Grok 4.5
Input
$2.00
Output
$6.00
1.3× cheaper
Gemini 3.6 Flash wins input (1.3× cheaper)·Grok 4.5 wins output (1.3× cheaper)
Writing DNA
Style Comparison
Similarity
55%
Gemini 3.6 Flash uses 2.2x more bold
Gemini 3.6 Flash
Grok 4.5
60%Vocabulary61%
19wSentence Length16w
0.13Hedging0.23
5.4Bold2.5
2.7Lists2.4
0.04Emoji0.09
0.99Headings0.48
0.07Transitions0.06
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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