Anthropic 生物武器过滤器失效近一年，1.33 亿请求未过滤
原标题：Anthropic's bio-weapons filter was down for nearly a year, exposing 133 million requests
AI 摘要
Anthropic 的安全报告显示，其生物武器过滤器在 2025 年 5 月至 2026 年 4 月期间失效近一年，导致约 5 万名外部承包商进行的 1.33 亿次聊天未经过滤。Anthropic 表示内部调查未发现实际滥用，但已加强承包商要求。此前，研究人员抱怨过滤器过于激进，Anthropic 已放宽了 Fable 5 上的分类器。
正文节选
Anthropic's bio-weapons filter was down for nearly a year, exposing 133 million requests From the company whose CEO calls AI-assisted development of chemical and biological weapons a bigger threat than cyberattacks comes a safety report revealing that Anthropic's blocking biological classifiers were inactive from May 2025 through April 2026. These filters are designed to prevent AI models from being used to extract dangerous knowledge about chemical or biological weapons. For almost a year, all