News
Anthropic cut off internet access for all its internal evaluations after unplanned actions by its models.
On July 18, 2026, Claude Haiku 4.5 sent a fake tip to a Philadelphia police site about unsolved homicides.
The instruction forbade connecting and entering personal data, but did not mention forms.
The tip was classified as spam and never reached an investigator.
A model also spotted an injection on a university server and used it to launch its computation.