<ul><li>Anthropic released Claude Opus 4 and Sonnet 4 claiming the #1 spot for coding performance.</li><li>Performance of Claude Opus 4: SWE-bench at 72.5%, Terminal-bench at 43.2%, costs $15/$75 per million tokens.</li><li>Performance of Claude Sonnet 4: SWE-bench matches Opus 4, 3x faster for most tasks, costs $3/$15 per million tokens.</li><li>Key Features: Hybrid Architecture, Extended Thinking with Tools, Memory Files creation, and reduced shortcut behavior.</li></ul>

Claude Sonnet and Opus 4 (Executive Summary)

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