Anthropic's original performance take-home, now open for you to try! - anthropics/original_performance_takehome

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Anthropic has open-sourced their original performance optimization take-home challenge, which Claude Opus 4.5 can now solve better than humans in 2 hours. The challenge measures solutions in simulated clock cycles, with Claude Opus 4.5 achieving 1363 cycles in an improved harness. Developers can attempt to beat the 1487-cycle threshold (Claude Opus 4.5's launch performance) and submit their solutions for potential recruitment consideration.

anthropics/original_performance_takehome: Anthropic's original performance take-home, now open for you to try!