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SemiAnalysis:Anthropic 因监管压力对 Mythos 设置严格分类器,Mythos 2 已完成训练但未发布

2026-08-18 16:13:25

ChainCatcher 消息,据 SemiAnalysis 播客披露,Anthropic 因监管压力对其旗舰模型 Mythos 的公开版本 Fable 设置了极为严格的分类器(Classifiers),用户尝试特定操作时会被立即降级至 Opus 模型,且对话中无法撤回。SemiAnalysis 创始人 Dylan Patel 表示,分类器限制“过于严苛”,内部员工甚至无法用其完成常规任务。

播客中提到,Mythos 模型早在 2 月便完成训练,但 Anthropic 直至 5 月才以 Fable 名义发布。Jordan 在讨论中称,据其了解 Mythos 2 已完成训练但未发布,内部研发团队被认为仍在继续迭代。分析师认为,Anthropic 此前长期呼吁监管,如今监管落地反而限制了自身模型的发布节奏。类似地,OpenAI 也在推迟下一代模型的公开发布,但内部训练仍在推进,内部模型与公开模型之间的能力差距或持续扩大。

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