Anthropic reports it blocked potential bioweapons research

Anthropic intervened in multiple attempts by scientists and other actors who were using its models to help develop biological weapons, the artificial intelligence research company said in a report released Sept. 10.

The lengthydocument details how Anthropic found and prevented various cases of its AI models being used maliciously between December 2025 and August 2026.

"The cases we share here aren’t typical misuse, but rather examples of the most notable and novel threat activity we’ve identified to date," it said. "As models become increasingly capable, their risks will increase, unless AI developers and society’s defenders act to make them safer."

In addition to biological weapons, Anthropic noted six other areas of harm it disrupted, including cyber operations, influence operations, surveillance, scams and fraud, conventional weapons development and illicit distillation, which is the unauthorized replication of one model's capabilities into another model.

Anthropic did not respond immediately to a request for comment from USA TODAY.

The report cited biological misuse as "one of the most serious risks of frontier AI models." In the biological misuse cases, researchers could not confirm whether the work was legitimate or with bad intent, so it shut down suspicious users who evaded safeguards and, in some…

Original source: https://www.usatoday.com/money/