GPT-4.1 vs Sonoma Sky Alpha
Compare GPT-4.1 by OpenAI against Sonoma Sky Alpha by OpenRouter, context windows of 1.0M vs 2.0M, tested across 35 shared challenges. Updated April 2026.
Which is better, GPT-4.1 or Sonoma Sky Alpha?
GPT-4.1 and Sonoma Sky Alpha are both competitive models. GPT-4.1 costs $2/M input tokens vs $0/M for Sonoma Sky Alpha. Context windows: 1048K vs 2000K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-4.1 and Sonoma Sky Alpha
GPT-4.1 is made by openai while Sonoma Sky Alpha is from openrouter. GPT-4.1 has a 1048K token context window compared to Sonoma Sky Alpha's 2000K. On pricing, GPT-4.1 costs $2/M input tokens vs $0/M for Sonoma Sky Alpha.
API pricing
Per 1M tokens
GPT-4.1
Input
$2.00
Output
$8.00
Sonoma Sky Alpha
Input
$0.000
Output
$0.000
Our Verdict
GPT-4.1
Sonoma Sky Alpha
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
Writing DNA
Style Comparison
Similarity
50%
GPT-4.1 uses 5.6x more bold
GPT-4.1
Sonoma Sky Alpha
58%Vocabulary62%
19wSentence Length16w
0.38Hedging0.41
9.0Bold1.6
6.1Lists2.8
0.24Emoji0.13
1.01Headings1.42
0.07Transitions0.06
Based on 25 + 14 text responses
FAQ
