xAI: Grok 4 vs Nova Premier 1.0
Compare xAI: Grok 4 by xAI against Nova Premier 1.0 by Amazon, context windows of 256K vs 1.0M, tested across 50 shared challenges.
Our Verdict
xAI: Grok 4
Nova Premier 1.0
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
xAI: Grok 4
Input
$3.00
Output
$15.00
Nova Premier 1.0
Input
$2.50
1.2× cheaper
Output
$12.50
1.2× cheaper
Nova Premier 1.0 is cheaper on both — 1.2× input, 1.2× output
Writing DNA
Style Comparison
Similarity
64%
xAI: Grok 4 uses 7.0x more emoji
xAI: Grok 4
Nova Premier 1.0
53%Vocabulary56%
18wSentence Length39w
0.67Hedging0.90
2.7Bold4.3
2.7Lists5.9
0.07Emoji0.00
0.86Headings0.54
0.04Transitions0.21
Based on 21 + 23 text responses
Research
What we learned reading every model
FAQ
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