Rohan Paul· @rohanpaul_ai · X·· 2026-09-23AI 评分75
AI 导读
Anthropic 推出 Claude 5.5 家族首个模型 Claude Opus 5.5，多数任务达到 Claude Fable 5.1 水平，运行成本比 Opus 5 低 40%。
正文 · 原文
Claude Opus 5.5 dropped and, claiming Fable 5.1-level performance while cutting typical workload costs 40%.
Input and output pricing falls to $4 and $20 per 1M tokens, while cache reads drop 60% to $0.20, all vs Opus 5.
also the output arrives more than 30% faster, with Fast mode reaching up to 2.5x speed at double token prices.
Introducing Claude Opus 5.5, the first model in our new Claude 5.5 family. It performs at the level of Claude Fable 5.1 for most tasks, and costs 40% less to run than Opus 5.在 X 查看被引用的帖子
来源：Rohan Paul · x.com