Anthropic launches Claude Fable 5.1 and says it’s up to 45 percent cheaper for a...

Anthropic says its newest AI models, Fable 5.1 and Mythos 5.1, address criticisms from customers about price, data retention, and ...

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该事件已进入 3qk7 高价值新闻/事件层；新闻来源用于补充背景与验证，一手官方状态变化仍拥有更高证据优先级。

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• 新闻系统补充：Anthropic launches Claude Fable 5.1 and says it’s up to 45 percent cheaper for a...

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• The Verge AI · 2026-09-01T22:05:21Z
• The Verge AI · 2026-09-01T18:01:36-04:00