Aurora Alpha vs GPT-5.2 Pro
Compare Aurora Alpha by OpenRouter against GPT-5.2 Pro by OpenAI, context windows of 128K vs 400K, tested across 31 shared challenges.
Our Verdict
GPT-5.2 Pro
Aurora AlphaRunner-up
No community votes yet. On paper, GPT-5.2 Pro has the edge — bigger model tier, bigger context window, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
Aurora Alpha
Input
$0.000
Output
$0.000
GPT-5.2 Pro
Input
$21.00
Output
$168.00
Writing DNA
Style Comparison
Similarity
63%
Aurora Alpha uses 10.0x more emoji
Aurora Alpha
GPT-5.2 Pro
52%Vocabulary62%
21wSentence Length19w
0.43Hedging0.39
6.3Bold8.6
2.2Lists3.8
0.10Emoji0.00
0.69Headings1.17
0.16Transitions0.02
Based on 22 + 10 text responses
Research
What we learned reading every model
FAQ
