Claude Opus 4.1 vs Sonoma Dusk Alpha
Compare Claude Opus 4.1 by Anthropic against Sonoma Dusk Alpha by OpenRouter, context windows of 200K vs 2.0M, tested across 34 shared challenges. Updated June 2026.
Which is better, Claude Opus 4.1 or Sonoma Dusk Alpha?
Claude Opus 4.1 and Sonoma Dusk Alpha are both competitive models. Claude Opus 4.1 costs $15/M input tokens vs $0/M for Sonoma Dusk Alpha. Context windows: 200K vs 2000K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.1 and Sonoma Dusk Alpha
Claude Opus 4.1 is made by anthropic while Sonoma Dusk Alpha is from openrouter. Claude Opus 4.1 has a 200K token context window compared to Sonoma Dusk Alpha's 2000K. On pricing, Claude Opus 4.1 costs $15/M input tokens vs $0/M for Sonoma Dusk Alpha.
Per 1M tokens
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Style Comparison
Claude Opus 4.1 uses 38.4x more emoji
