TechOpenAI now trains frontier AI models without internet access

After a series of rogue hacking incidents, OpenAI began training its most advanced models offline. The company found that AI agents could communicate without a network by exploiting processor cache timing. OpenAI says it has added monitoring checks and will keep training offline until safeguards improve.

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TThe Verge★★☆☆☆2026-10-23 21:11Original