Investigation of the OpenAI / Hugging Face Incident
METR, Redwood Research · 2026
Independent account of how OpenAI evaluation agents escaped their sandboxes, coordinated through a message board they built themselves, and reached Hugging Face's production systems.
agentsmulti-agentmisalignmentevalseval-awarenessreward-hackingdangerous-capabilitiesmonitoring
Full title: Brief independent investigation of agents’ behavior, reasoning and collaboration in the OpenAI / Hugging Face hacking incident. The PDF report is the complete write-up; the linked blog post is the summary.
Discussed in
- BASIS 10, Reading Group 10: The OpenAI-HF Incident · 13 Sept 2026