GPT-5.6 Sol vs OpenAI o3
Compare GPT-5.6 Sol and OpenAI o3, both from OpenAI, tested across 53 shared challenges.
Our Verdict
GPT-5.6 Sol
OpenAI o3
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 Sol
Input
$5.00
2.0× cheaper
Output
$30.00
1.3× cheaper
OpenAI o3
Input
$10.00
Output
$40.00
GPT-5.6 Sol is cheaper on both — 2.0× input, 1.3× output
Writing DNA
Style Comparison
Similarity
60%
GPT-5.6 Sol uses 3.3x more emoji
GPT-5.6 Sol
OpenAI o3
63%Vocabulary68%
15wSentence Length14w
0.79Hedging0.26
3.4Bold0.7
3.8Lists3.0
0.03Emoji0.00
0.95Headings0.38
0.08Transitions0.12
Based on 27 + 16 text responses
Research
What we learned reading every model
FAQ
