Unverified50% confidenceBenchmarkExact time
Claude Sonnet 5.5 achieves Opus 5-level accuracy in document understanding, parsing, and search.
1
Sources
50%
Confidence
Long-term
Relevance
9/29/2026
First Seen
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Related Claims
UnverifiedIn agentic search tests, Sonnet 5 outperformed Sonnet 4.6 across all effort levels, but its overall performance was below Opus 4.8, placing it at approximately the Opus 4.7 level overall.78% similarVerifiedClaude Sonnet 5 scores 63.22% on SWE-bench Verified (Agentic Coding), approximately 6 percentage points behind Opus 4.8.77% similarUnverifiedSonnet 5's Intelligence Index is 6 points higher than Sonnet 4.6's and surpasses Opus 4.8 on agentic knowledge work tasks.76% similarUnverifiedClaude Sonnet 5 在 GDP-WoW 基准上得 1619 分，反超 Opus72% similar
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