# Anthropic 发布 Claude Opus 5.5：对标 Fable 5.1 性能，成本较 Opus 5 降 40%

- 来源：Rohan Paul (@rohanpaul_ai)
- 发布时间：2026-09-23 01:10
- AIHOT 分数：75
- AIHOT 链接：https://aihot.news/items/cmucxpi0w0018ronilfizqy4u
- 原文链接：https://x.com/rohanpaul_ai/status/2102445447952683037

## AI 摘要

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

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.

### 引用推文

> Claude：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 ru...