Amid heightened debates about threats from and responsible use of artificial intelligence, Anthropic, the research-based U.S. company behind the Claude family of large language models and other AI products, has released several cases of misuse of its systems, warning of growing risks as AI models become more capable.

In a 154-page report published on Thursday (September 10, 2026), the firm released information about several malicious activities detected and disrupted between December 2025 and August 2026, which had serious implications across seven key areas: scams and fraud, cyber operations, illicit distillation, influence operations, surveillance operations, conventional weapons and biological misuse. The actors behind the detected misuse included suspected state-sponsored groups, financially motivated criminals, state propaganda institutions and politically motivated individuals.