GPT-5.2 Chat vs xAI: Grok 4
Compare GPT-5.2 Chat by OpenAI against xAI: Grok 4 by xAI, context windows of 128K vs 256K, tested across 52 shared challenges.
Our Verdict
GPT-5.2 Chat
xAI: Grok 4
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-5.2 Chat
Input
$1.75
1.7× cheaper
Output
$14.00
1.1× cheaper
xAI: Grok 4
Input
$3.00
Output
$15.00
GPT-5.2 Chat is cheaper on both — 1.7× input, 1.1× output
Writing DNA
Style Comparison
Similarity
24%
GPT-5.2 Chat uses 6.1x more transitions
GPT-5.2 Chat
xAI: Grok 4
66%Vocabulary53%
16wSentence Length18w
0.41Hedging0.67
9.6Bold2.7
4.4Lists2.7
0.31Emoji0.07
1.20Headings0.86
0.27Transitions0.04
Based on 16 + 21 text responses
Research
What we learned reading every model
FAQ
