OpenAI o4-mini vs Sonoma Dusk Alpha
Compare OpenAI o4-mini by OpenAI against Sonoma Dusk Alpha by OpenRouter, tested across 35 shared challenges. Updated April 2026.
Which is better, OpenAI o4-mini or Sonoma Dusk Alpha?
OpenAI o4-mini and Sonoma Dusk Alpha are both competitive models. OpenAI o4-mini costs $1.1/M input tokens vs $0/M for Sonoma Dusk Alpha. Compare their real outputs side by side below.
Key Differences Between OpenAI o4-mini and Sonoma Dusk Alpha
OpenAI o4-mini is made by openai while Sonoma Dusk Alpha is from openrouter. On pricing, OpenAI o4-mini costs $1.1/M input tokens vs $0/M for Sonoma Dusk Alpha.
API pricing
Per 1M tokens
OpenAI o4-mini
Input
$1.10
Output
$4.40
Sonoma Dusk Alpha
Input
$0.000
Output
$0.000
Our Verdict
Sonoma Dusk Alpha
OpenAI o4-miniRunner-up
No community votes yet. On paper, Sonoma Dusk Alpha has the edge — bigger model tier, newer, bigger context window.
Too close to call
Writing DNA
Style Comparison
Similarity
68%
Sonoma Dusk Alpha uses 119.9x more bold
OpenAI o4-mini
Sonoma Dusk Alpha
73%Vocabulary65%
15wSentence Length15w
0.18Hedging0.54
0.0Bold1.2
2.1Lists2.1
0.00Emoji0.00
0.00Headings1.44
0.02Transitions0.33
Based on 10 + 14 text responses
FAQ
