Claude 3.7 Sonnet vs Claude Opus 4
Compare Claude 3.7 Sonnet and Claude Opus 4, both from Anthropic, in 15 community votes, claude 3.7 sonnet and claude opus 4 are closely matched, context windows of 200K vs 200K, tested across 53 shared challenges. Updated May 2026.
Which is better, Claude 3.7 Sonnet or Claude Opus 4?
Claude 3.7 Sonnet and Claude Opus 4 are closely matched based on 15 community votes. Claude 3.7 Sonnet costs $3/M input tokens vs $15/M for Claude Opus 4. Context windows: 200K vs 200K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Sonnet and Claude Opus 4
Claude 3.7 Sonnet is made by anthropic while Claude Opus 4 is from anthropic. Claude 3.7 Sonnet has a 200K token context window compared to Claude Opus 4's 200K. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $15/M for Claude Opus 4. In community voting, In 15 community votes, Claude 3.7 Sonnet and Claude Opus 4 are closely matched.
In 15 community votes, Claude 3.7 Sonnet and Claude Opus 4 are closely matched. Claude 3.7 Sonnet leads in Web Design, while Claude Opus 4 leads in Image Generation. Based on blind community voting from the Rival open dataset of 15+ human preference judgments for this pair.
Per 1M tokens
Claude 3.7 Sonnet is cheaper on both — 5.0× input, 5.0× output
Too close to call. Pick based on your use case.
Pick Claude 3.7 Sonnet for Web Design. Pick Claude Opus 4 for Image Generation. Claude 3.7 Sonnet is 5.0x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Opus 4 uses 11.2x more emoji
