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Claude Sonnet 5.5 正式登陸 B.AI,API 與 Web Chat 雙端開放

2026-09-29 16:55:58

ChainCatcher 消息,9 月 29 日,B.AI 宣布 Anthropic 最新 Sonnet 模型 Claude Sonnet 5.5 正式登陸平台。作為 Claude Opus 5.5 更快、更低成本的補充,Claude Sonnet 5.5 輸出速度提升 30% 以上,單任務成本最高降低約 30%,面向邊界清晰的軟體工程、日常 Agent 工作流與專業文檔創作場景。

該模型支持圖像與 PDF 理解,可生成報告、演示文稿、電子表格與 UI,並提供五檔可調推理強度與 100 萬 Token 上下文窗口,且長上下文不另收費。目前,B.AI API 與 Web Chat 雙端已同步開放,開發者與用戶可直接調用這一兼顧速度、成本與長上下文能力的新一代 Sonnet 模型。

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