Event ·Official first-hand

Anthropic发布Claude Fable 5.1和Mythos 5.1

Anthropic发布了Claude Fable 5.1和Claude Mythos 5.1两个版本模型。Fable 5.1在Terminal-Bench-Science 0.1基准测试中得分为52.6%,较Fable 5的24.7%有显著提升。新模型支持1M token上下文窗口,缓存读取成本降低75%至每百万token 0.25美元。Fable 5.1已开放API访问,而Mythos 5.1仍限制在Glasswing项目内的经过审核的组织使用。

Current read

Anthropic推出Claude 5.1双版本,科学基准分翻倍,缓存成本降75%,API有重大变更

11 sources73° AI heatLast updated 2026/9/1 20:30:21

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Related source 6Simon Willison’s Weblog
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Related source 7Latent Space (swyx)
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Related source 8Mike Krieger
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