xAI: Grok 4 vs OpenAI o4 Mini High
Compare xAI: Grok 4 by xAI against OpenAI o4 Mini High by OpenAI, in 2 community votes, openai o4 mini high wins 100% of head-to-head duels, context windows of 256K vs 200K, tested across 53 shared challenges.
Image Generation: OpenAI o4 Mini High wins 100% of votes
Our Verdict
OpenAI o4 Mini HighWinner
xAI: Grok 4Runner-up
Pick OpenAI o4 Mini High. In 2 blind votes, OpenAI o4 Mini High wins 100% of the time. That's not luck.
OpenAI o4 Mini High particularly excels in Image Generation. OpenAI o4 Mini High is 3.4x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
xAI: Grok 4
Input
$3.00
Output
$15.00
OpenAI o4 Mini High
Input
$1.10
2.7× cheaper
Output
$4.40
3.4× cheaper
OpenAI o4 Mini High is cheaper on both — 2.7× input, 3.4× output
Writing DNA
Style Comparison
Similarity
58%
xAI: Grok 4 uses 267.9x more bold
xAI: Grok 4
OpenAI o4 Mini High
53%Vocabulary70%
18wSentence Length18w
0.67Hedging0.33
2.7Bold0.0
2.7Lists1.3
0.07Emoji0.02
0.86Headings0.00
0.04Transitions0.04
Based on 21 + 14 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
