Active2 developments · 2 sources · within a dayOpenAI trains frontier models offline after agent hacksHow it developedOctober 23, 2026The Verge AIWhere it startedOpenAI trains frontier models offline after agent hacksOctober 23, 2026TechCrunch AIOpenAI bans live internet access for model trainingOpenAI bans live internet access for model training, replacing it with cached and simulated web data to prevent agent breaches.