观点：Opus 5.5 抢先登场，Astra 失去热度窗口

Haider. @haider1原推发布于 2026.10.09

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openai has nothing to really hype until 6.1 astra as the world is already captivated by opus 5.5 this was supposed to be their big moment with astra on top of the world but instead anthropic jumped four model versions from 5.1 straight to 5.5 and delivering a model competitive with astra at a lower cost