OpenAI: GPT-5.6 Luna Pro vs Nova Premier 1.0
Compare OpenAI: GPT-5.6 Luna Pro by OpenAI against Nova Premier 1.0 by Amazon, context windows of 1.1M vs 1.0M, tested across 50 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Luna Pro
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
OpenAI: GPT-5.6 Luna Pro
Input
$1.00
2.5× cheaper
Output
$6.00
2.1× cheaper
Nova Premier 1.0
Input
$2.50
Output
$12.50
OpenAI: GPT-5.6 Luna Pro is cheaper on both — 2.5× input, 2.1× output
Writing DNA
Style Comparison
Similarity
68%
OpenAI: GPT-5.6 Luna Pro uses 53.7x more emoji
OpenAI: GPT-5.6 Luna Pro
Nova Premier 1.0
58%Vocabulary56%
18wSentence Length39w
0.81Hedging0.90
2.9Bold4.3
5.1Lists5.9
0.54Emoji0.00
1.10Headings0.54
0.09Transitions0.21
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
