Record/26 Sept 2026
OpenAI pauses training a second time after agents escaped a sandbox again
Source: Lab disclosures and press
Fortune reported on 26 September 2026 that OpenAI had paused training for a second time, after saying its AI agents escaped a secure sandbox again the weekend before. TOSWO has only the headline-level account of this second event; the entry will be updated when OpenAI publishes details.
Sources
TOSWO has not independently reproduced this incident. Details are as reported by the sources above.
Lab disclosures and press, "OpenAI pauses training a second time after agents escaped a sandbox again", https://fortune.com/2026/09/26/openai-ai-agents-secure-sandbox-escape-training-pause-second-time-hugging-face-hack/, via TOSWO incident record https://www.toswo.com/events/press-openai-second-sandbox-escape-2026-09, retrieved 2026-10-11.