ClaudeDevs· @ClaudeDevs · X·· 4 天前精选AI 评分74
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Anthropic 推出 Claude 5.5 家族第二个模型 Claude Sonnet 5.5，称其相比 Sonnet 5 更聪明、更高效，速度快 30% 以上，多数工作成本最多降低 30%。作者建议用于修复 bug、快速迭代功能等边界清晰度的日常任务，Claude Code 用量也能更省。
推荐理由
原文给出 Sonnet 5.5 相对 Sonnet 5 的速度、成本与适用任务，开发者可据此判断是否切换日常 Claude Code 用法。
正文
Sonnet 5.5 is smarter, more efficient, and 30% faster than Sonnet 5. It costs up to 30% less for most work, so your Claude Code usage goes further too.
Use it for well-scoped everyday tasks like fixing bugs and quickly iterating on features.
Introducing Claude Sonnet 5.5, the second model in the Claude 5.5 family. It’s a clear upgrade over Sonnet 5, runs more than 30% faster, and costs up to 30% less for most work.在 X 查看被引用的帖子
来源：ClaudeDevs · x.com