GPT-5.4 Mini vs Grok 4.1 Fast
Compare GPT-5.4 Mini by OpenAI against Grok 4.1 Fast by xAI, tested across 53 shared challenges.
Our Verdict
GPT-5.4 Mini
Grok 4.1 Fast
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
GPT-5.4 Mini
Input
$0.75
Output
$4.50
Grok 4.1 Fast
Input
—
Output
—
Writing DNA
Style Comparison
Similarity
34%
GPT-5.4 Mini uses 4.2x more hedging
GPT-5.4 Mini
Grok 4.1 Fast
54%Vocabulary67%
20wSentence Length15w
0.72Hedging0.17
6.0Bold4.7
8.3Lists3.7
0.00Emoji0.00
2.11Headings0.99
0.04Transitions0.14
Based on 23 + 24 text responses
Research
What we learned reading every model
FAQ
