# Anthropic's bio-weapons filter was down for nearly a year, exposing 133 million requests

> Source: <https://the-decoder.com/anthropics-bio-weapons-filter-was-down-for-nearly-a-year-exposing-133-million-requests/>
> Published: 2026-08-16 07:20:06+00:00

In a safety report, Anthropic reveals that its internal filtering system for biological and chemical weapons risks was inactive for nearly a year. During that time, around 50,000 external feedback contractors ran about 133 million unfiltered interactions with the models.

The article [Anthropic's bio-weapons filter was down for nearly a year, exposing 133 million requests](https://the-decoder.com/anthropics-bio-weapons-filter-was-down-for-nearly-a-year-exposing-133-million-requests/) appeared first on [The Decoder](https://the-decoder.com).