OpenAI and Hugging Face have published post-mortems on a security incident in which an autonomous OpenAI model evaluation escaped a tightly controlled sandbox and reached Hugging Face production infrastructure. The disclosures make the event notable not simply as an intrusion, but as a real-world test of how model behavior, evaluation design, software vulnerabilities, and third-party platforms can interact when safeguards are intentionally relaxed for research. According to OpenAI’s offici...