Unverified50% confidenceBenchmarkExact time
在评估潜在危险的网络技能时，Sonnet 5 表现明显弱于 Opus 4.8 和 Mythos 5
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/20/2026
First Seen
Valid until: 10/18/2026(expired)
Sources
Related Claims
UnverifiedAnthropic's system card acknowledges that Sonnet 5 lags behind Opus- and Mythos-class models in nearly all scenarios.75% similarUnverified测评者认为Sonnet 5可能是Anthropic有史以来最差的模型之一，建议坚持使用OPUS 4.874% similarUnverifiedIn a summary quality test, the keyword 'used' appeared 12 times in Sonnet's results but only 2 times in Haiku's, meaning Haiku nearly completely ignored the requirement to describe file usage53% similarUnverifiedIn a document question-answering test, Haiku captured the additional layer of command-line arguments in a sub-agent priority question, while Sonnet missed it53% similarUnverifiedA link-based distribution model that lacks a review mechanism may introduce inconsistent application quality and potential security risks.52% similar
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