Expired50% confidenceFactExact time
In the comparison test, Opus 5 competed in its fully powered Max configuration.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/21/2026
First Seen
Valid until: 10/5/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedIn a test using the same prompt to create a knight sprite, Fable 5 and Opus 5 showed significant differences in depth of task understanding and delivery standards.64% similarUnverifiedOpus 5's pass rate at Low Effort is approximately 60%, surpassing Opus 4.8's 59% at the Max level, for which the per-task cost is as high as $13.62% similarUnverifiedClaude Opus 5's capabilities are close to the level of the previous-generation flagship Opus, but with significantly reduced inference costs.61% similar
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