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Checked fact 271325 Oct 2026Safety and security

OpenAI says it did not find a route to the internet that agents could trivially exploit while concealing their activity from its monitors.

The exact words it rests on

We did not find a route to the internet that agents could trivially exploit while concealing their activity from our monitors.

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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