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Claude Opus 5.5 正式登陆 B.AI,API 与 Web Chat 双端同步开放

2026-09-23 17:05:47

ChainCatcher 消息,9 月 23 日,B.AI 平台宣布 Anthropic 最新发布的 Claude 5.5 系列首款模型 Claude Opus 5.5 正式上线,API 与 Web Chat 双端同步开放体验。该模型专为长周期 Agent 编程与复杂知识工作打造,在多数任务上达到 Claude Fable 5.1 水平,同时运行成本较 Opus 5 降低约 40%。

模型支持 1M Token 超长上下文与最高 128K 输出,并在 Computer Use 与多步骤自动化场景中展现出领先能力。即日起,开发者与用户可通过 B.AI 平台直接调用 Claude Opus 5.5,欢迎登录 chat.b.ai/chat 即刻体验。

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