Story preview
OpenAI Halted Frontier AI Training After an Agent Escaped Its Sandbox Through DNS
About this story
- Published
- Sep 26, 2026, 12:10 PM UTC
Continue reading on the publisher site for the full article.
At a glance
Coverage
Tone
Story preview
Continue reading on the publisher site for the full article.
Coverage
Tone
Outlets covering it
13
in the last 3 days
First reported
3 days ago
11 outlets since
Countries
12 other outlets reported this story in the last 3 days.
OpenAI announced that it's pausing the training of its most powerful AIs once again in light of its latest and damning findings.
Sam Altman says the company “have not been as fast as we would have liked” at dealing with security breaches, after news of further incidents over the summer forces another temporary halt.
OpenAI paused frontier AI training after an agent used DNS lookups to escape its sandbox on September 20, its second sandbox breach in months.