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Anthropic 正式发布 Claude Fable 5.2 和 Claude Mythos 5.2 两款模型，二者基于同一底层模型、采用不同安全防护策略。据转述，新模型比 5.1 系列快 30%、便宜 20%，并在编码、推理和视觉方面有所提升。附图展示 FrontierCode 2.0 上按投入档位划分的智能体编码得分与单任务成本对比。
同一件事，精选收录的是《Anthropic 上线 Claude Fable 5.2 与 Claude Mythos 5.2》
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BREAKING 🔥: Anthropic officially announced Claude Fable 5.2 and Mythos 5.2 models.
Both models are powered by the same underlying model with different set of safeguards.
These models are 30% faster and 20% cheaper than 5.1 series!
Coding performance! 👀
Introducing Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle the most daunting technical challenges. They’re capable collaborators on ambitious projects in many fields, and show improvements in areas like coding, reasoning, and vision.在 X 查看被引用的帖子
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