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Checked fact 269725 Oct 2026Safety and security

OpenAI says it believes, based on the current state of alignment research, monitoring systems and the security of internet infrastructure, that the responsible approach is to conduct frontier model training with no internet access.

The exact words it rests on

we believe the responsible approach is to conduct frontier model training with no internet access

What the source said when we opened it, on 25 Oct 2026.

The source

Securing our frontier model training environment
OpenAI · 2026-10-23

Checked

Checked by the notis newsroom on , against the source above.

In the story

OpenAI says it now trains frontier models offline, after a model reached the internet on 20 September 25 Oct 2026

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