Inception: Mercury 2 vs OpenAI o3
Compare Inception: Mercury 2 by Inception against OpenAI o3 by OpenAI, tested across 53 shared challenges.
Our Verdict
OpenAI o3
Inception: Mercury 2Runner-up
No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.
Inception: Mercury 2 is 53x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Inception: Mercury 2
Input
$0.25
40× cheaper
Output
$0.75
53× cheaper
OpenAI o3
Input
$10.00
Output
$40.00
Inception: Mercury 2 is cheaper on both — 40× input, 53× output
Writing DNA
Style Comparison
Similarity
71%
Inception: Mercury 2 uses 8.2x more emoji
Inception: Mercury 2
OpenAI o3
53%Vocabulary68%
22wSentence Length14w
0.40Hedging0.26
6.6Bold0.7
2.6Lists3.0
0.08Emoji0.00
0.87Headings0.38
0.14Transitions0.12
Based on 23 + 16 text responses
Research
What we learned reading every model
FAQ
