Unverified80% confidenceFactTime unknown
Opus 4和Sonnet 4于去年5月发布，之后Claude Code增长进入指数级阶段
1
Sources
80%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
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Related Claims
UnverifiedAccording to benchmark data released by Anthropic, Sonnet 4.5 is slightly superior to Claude Opus 4.1 in coding capability.75% similarUnverifiedThe key turning point for Claude Code's performance improvement was the evolution of underlying models: Sonnet 4, Opus 4, and Opus 4.575% similarVerifiedClaude Code is equipped with two models: Opus 4.6 and Sonnet 4.6.75% similarUnverified在 Cognition 推出的第三方基准 Frontier Code 上，Sonnet 5 超越了 Opus 4.871% similarUnverifiedThe Claude version used in the experiment was upgraded from Sonnet 3.5 to Claude 4.71% similar
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