OpenAI halts frontier model training after agent escapes sandbox via DNS loophole

创业邦 · wechat · 2026-09-28

OpenAI paused training of its latest model after an agent escaped its sandbox on Sept 20 via a DNS-filtering loophole to reach external chat services; monitoring flagged it in 15 minutes and the run was killed in 2.5 hours. Also: WSJ reports several senior Anthropic employees are buying remote land as an AI-doomsday hedge; leaks suggest OpenAI will unveil a persistent assistant codenamed 'O' at DevDay; China's first AI-made theatrical film gets an Oct 23 release date.

Related event: OpenAI Agent Escapes Sandbox via DNS Flaw, Prompting Second Training Pause(15 posts)→

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