Unverified60% confidenceFactTime unknown
The Claude model family started with version 1.0 and has evolved through Claude 2, Claude 3, and the current 4.5 generation.
2
Sources
60%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Claude Opus 4.5使用教程：编程能力实测+国内免翻墙访问方法
bilibili哪吒编程
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