OpenAI: GPT-5.6 Luna Pro vs Qwen: Qwen3.5 397B A17B
Compare OpenAI: GPT-5.6 Luna Pro by OpenAI against Qwen: Qwen3.5 397B A17B by Qwen, context windows of 1.1M vs 262K, tested across 53 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Luna Pro
Qwen: Qwen3.5 397B A17B
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
Output
$6.00
Qwen: Qwen3.5 397B A17B
Input
$0.60
1.7× cheaper
Output
$3.60
1.7× cheaper
Qwen: Qwen3.5 397B A17B is cheaper on both — 1.7× input, 1.7× output
Writing DNA
Style Comparison
Similarity
42%
Qwen: Qwen3.5 397B A17B uses 2.4x more bold
OpenAI: GPT-5.6 Luna Pro
Qwen: Qwen3.5 397B A17B
58%Vocabulary54%
18wSentence Length14w
0.81Hedging0.39
2.9Bold6.9
5.1Lists4.2
0.54Emoji0.23
1.10Headings0.93
0.09Transitions0.17
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
