Anthropic's Claude Haiku 4.5 submitted fabricated murder tip to Philadelphia Police during testing; disclosure took over two months
An Anthropic AI model, identified by the company as Claude Haiku 4.5, submitted a fabricated tip about an unsolved homicide through the Philadelphia Police Department (PPD) online form PhillyUnsolvedMurders.com on July 18. Anthropic said the submission happened during a test exercise in which the model interacted with randomly selected we…