Grok 3 vs OpenAI o4 Mini High
Compare Grok 3 by xAI against OpenAI o4 Mini High by OpenAI, context windows of 128K vs 200K, tested across 53 shared challenges.
Our Verdict
Grok 3
OpenAI o4 Mini High
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
Grok 3
Input
—
Output
—
OpenAI o4 Mini High
Input
$1.10
Output
$4.40
Writing DNA
Style Comparison
Similarity
51%
Grok 3 uses 246.4x more bold
Grok 3
OpenAI o4 Mini High
49%Vocabulary70%
18wSentence Length18w
0.94Hedging0.33
2.5Bold0.0
3.0Lists1.3
0.04Emoji0.02
0.65Headings0.00
0.08Transitions0.04
Based on 17 + 14 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
