Claude Sonnet 4 vs Inception: Mercury
Compare Claude Sonnet 4 by Anthropic against Inception: Mercury by Inception, context windows of 200K vs 32K, tested across 54 shared challenges.
Our Verdict
Claude Sonnet 4
Inception: MercuryRunner-up
No community votes yet. On paper, Claude Sonnet 4 has the edge — bigger model tier, bigger context window, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
Claude Sonnet 4
Input
$3.00
3.3× cheaper
Output
$15.00
Inception: Mercury
Input
$10.00
Output
$10.00
1.5× cheaper
Claude Sonnet 4 wins input (3.3× cheaper)·Inception: Mercury wins output (1.5× cheaper)
Writing DNA
Style Comparison
Similarity
65%
Claude Sonnet 4 uses 20.7x more emoji
Claude Sonnet 4
Inception: Mercury
62%Vocabulary55%
111wSentence Length40w
0.40Hedging0.39
5.0Bold4.9
9.3Lists3.8
0.88Emoji0.04
2.16Headings1.04
0.33Transitions0.03
Based on 17 + 17 text responses
Research
What we learned reading every model
FAQ
