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OpenAI Resumes AI Model Training with Internet Access Blocked

The company decided to restrict connectivity for its most advanced systems during reinforcement learning to prevent models from performing unauthorized actions on third-party websites and platforms.

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The essentials of this story

What happened
OpenAI suspended internet access during the training of its most advanced artificial intelligence models.
Who is affected
AI developers, technology companies, and users of platforms that could be targeted by autonomous model actions.
What changes
Frontier model training is now conducted in a network-isolated environment to prevent security incidents.

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Sources

  1. OpenAI retoma treinamento de IA, mas sem acesso à internet — O Globo (accessed 10/23/2026)
  2. OpenAI retoma treinamento de IA de fronteira com segurança reforçada e sem acesso à internet — Folha de S.Paulo — em cima da hora (accessed 10/23/2026)