xAI: Grok 4 vs GPT-1
Compare xAI: Grok 4 by xAI against GPT-1 by OpenAI, context windows of 256K vs 1K, tested across 7 shared challenges. Updated June 2026.
Which is better, xAI: Grok 4 or GPT-1?
xAI: Grok 4 and GPT-1 are both competitive models. Context windows: 256K vs 1K tokens. Compare their real outputs side by side below.
Key Differences Between xAI: Grok 4 and GPT-1
xAI: Grok 4 is made by xai while GPT-1 is from openai. xAI: Grok 4 has a 256K token context window compared to GPT-1's 1K.
API pricing
Per 1M tokens
xAI: Grok 4
Input
$3.00
Output
$15.00
GPT-1
Input
—
Output
—
Our Verdict
xAI: Grok 4
GPT-1Runner-up
No community votes yet. On paper, xAI: Grok 4 has the edge — bigger model tier, newer, bigger context window.
Slight edge
Writing DNA
Style Comparison
Similarity
32%
xAI: Grok 4 uses 267.9x more bold
xAI: Grok 4
GPT-1
53%Vocabulary65%
18wSentence Length14w
0.67Hedging0.27
2.7Bold0.0
2.7Lists0.3
0.07Emoji0.00
0.86Headings0.00
0.04Transitions0.41
Based on 21 + 7 text responses
FAQ
