0

Claude Opus 5 (Adaptive Reasoning, Medium Effort)

Publisher
Anthropic
Released
24 Jul 2026

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Notes

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Attribution

Benchmark scores
AA
Attribution policy →
Input
$5
/1M tok
Output
$25
/1M tok
Blended
$10
#441/ 468/1M · 3:1
Speed
56
#107/ 468tok/s

Price & speed via Artificial Analysis · ranked across tracked models

Reported on 3 evals across 2 domains - best 91.9% on GPQA Diamond · #18 of 501

Reported eval scores

3