Unverified50% confidenceBenchmarkExact time
Across multiple benchmarks, the gap between Sonnet 5.5 and Opus 5.5 is minimal, such as GDP Val at 1844 vs. 1846, OS World at 80.1% vs. 81%, and Humanity's Last Exam at 64.5 vs. 67.7.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/4/2026
First Seen
Valid until: 1/2/2027
Sources
Related Entities
Related Claims
UnverifiedAn independent evaluation organization measured Opus 5.5 as ranking fourth among 60 models, with a score slightly lower than the previous generation.70% similarUnverifiedOn GDPval, the Max Effort cost of Sonnet 5 is approximately 6 times that of Low Effort.65% similarUnverified智能体能力的提升伴随Token消耗的指数级增长，Sonnet 5在最大努力模式下Token消耗量堪比OPUS但效果更差63% similarUnverifiedIn the Artificial Analysis composite index, Opus 5.5 scored 58, Sol scored 48, and Luna scored 37.62% similarUnverifiedThe tester concluded that only a difference of approximately 5% or more would be statistically meaningful on a dataset of this size, and since the actual gap is under 4%, it has not reached a significant level.62% similar
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