OpenAI incident
Overbilling for OpenAI-hosted containers in the Agent API
OpenAI experienced a minor incident on September 19, 2026, lasting —. The incident has been resolved; the full update timeline is below.
Update timeline
- investigating Sep 18, 2026, 10:29 PM UTC
Status: 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.
- investigating Sep 18, 2026, 11:22 PM UTC
Status: 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.
- identified Sep 19, 2026, 01:08 AM UTC
Status: Identified We are still implementing the mitigation.
- monitoring Sep 19, 2026, 05:00 AM UTC
Status: Monitoring We have applied the mitigation, and any new sessions would not run into this issue. We are monitoring the recovery.
- resolved Sep 19, 2026, 07:52 AM UTC
Status: Resolved All impacted services have now fully recovered.