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Rohan Paul· @rohanpaul_ai · X·· 2026-09-23AI 评分75
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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%。

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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Claude@claudeai
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.
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来源：Rohan Paul · x.com

Anthropic / Claude模型发布#Anthropic#OpenAI#模型发布

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