Overbilling for OpenAI-hosted containers in the Agent API

resolved

All impacted services have now fully recovered.

9/19/2026, 7:52:40 AM

monitoring

We have applied the mitigation, and any new sessions would not run into this issue. We are monitoring the recovery.

9/19/2026, 5:00:57 AM

identified

We are still implementing the mitigation.

9/19/2026, 1:08:42 AM

investigating

We’re continuing to work on a fix for the container overbilling issue. We’re also reviewing affected usage to identify impacted customers and calculate refunds.

9/18/2026, 11:22:34 PM

investigating

We’re investigating an issue causing higher-than-expected charges for OpenAI-hosted containers in the Agent API. We’re working on a fix and preparing refunds for affected customers. We’ll share further updates as we make progress.

9/18/2026, 10:29:53 PM