Claude Opus 4.7 vs Claude Sonnet 4
Compare Claude Opus 4.7 and Claude Sonnet 4, both from Anthropic, context windows of 1.0M vs 200K, tested across 53 shared challenges. Updated June 2026.
Which is better, Claude Opus 4.7 or Claude Sonnet 4?
Claude Opus 4.7 and Claude Sonnet 4 are both competitive models. Claude Opus 4.7 costs $5/M input tokens vs $3/M for Claude Sonnet 4. Context windows: 1000K vs 200K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.7 and Claude Sonnet 4
Claude Opus 4.7 is made by anthropic while Claude Sonnet 4 is from anthropic. Claude Opus 4.7 has a 1000K token context window compared to Claude Sonnet 4's 200K. On pricing, Claude Opus 4.7 costs $5/M input tokens vs $3/M for Claude Sonnet 4.
Per 1M tokens
Claude Sonnet 4 is cheaper on both — 1.7× input, 1.7× output
No community votes yet. On paper, Claude Opus 4.7 has the edge — bigger model tier, newer, bigger context window.
Style Comparison
Claude Sonnet 4 uses 9.9x more transitions
