GPT-5.6 Luna vs Nova Premier 1.0
Compare GPT-5.6 Luna by OpenAI against Nova Premier 1.0 by Amazon, context windows of 1.1M vs 1.0M, tested across 50 shared challenges.
Our Verdict
GPT-5.6 Luna
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
GPT-5.6 Luna
Input
$1.00
2.5× cheaper
Output
$6.00
2.1× cheaper
Nova Premier 1.0
Input
$2.50
Output
$12.50
GPT-5.6 Luna is cheaper on both — 2.5× input, 2.1× output
Writing DNA
Style Comparison
Similarity
75%
GPT-5.6 Luna uses 2.2x more headings
GPT-5.6 Luna
Nova Premier 1.0
59%Vocabulary56%
19wSentence Length39w
0.84Hedging0.90
2.7Bold4.3
4.5Lists5.9
0.00Emoji0.00
1.20Headings0.54
0.10Transitions0.21
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
