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Every recorded change for this model by Anthropic, newest first. Back to the entity page →
18 events
Claude Opus 4.5 scores 74.4% on SWE-bench Verified
Claude Opus 4.5 scores 76.8% on SWE-bench Verified
Claude Opus 4.5 scores 79.2% on SWE-bench Verified
Claude Opus 4.5 scores 79.2% on SWE-bench Verified
Claude Opus 4.5 scores 52.62% on SWE-bench (full test split)
Claude Opus 4.5 scores 70.7% on SWE-bench Multilingual
Claude Opus 4.5 scores 40.91% on Terminal-Bench
Claude Opus 4.5 scores 86.26% on τ²-bench
Claude Opus 4.5 scores 71.21% on MMMU-Pro
Claude Opus 4.5 scores 42.99% on IFBench
Claude Opus 4.5 scores 13.16% on Humanity's Last Exam
Claude Opus 4.5 scores 81.01% on GPQA
Claude Opus 4.5 scores 23.68 on Artificial Analysis Intelligence Index
Claude Opus 4.5: reasoning changed from true to false
Anthropic API lists Claude Opus 4.5 at $2.5 in / $12.5 out per 1M tokens
Anthropic API lists Claude Opus 4.5 at $5 in / $25 out per 1M tokens
Anthropic API lists Claude Opus 4.5 at $5 in / $25 out per 1M tokens
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