Incident

Updates

1. identified Sep 1, 2026, 6:27 AM GMT+08:00

   We have identified an issue causing elevated latency for some Responses API requests. We are working on implementing a mitigation.

2. monitoring Sep 1, 2026, 7:13 AM GMT+08:00

   We have applied a mitigation and are monitoring recovery.

3. monitoring Sep 1, 2026, 9:46 AM GMT+08:00

   We have applied the mitigation and are monitoring the recovery.

4. identified Sep 1, 2026, 11:15 PM GMT+08:00

   We have identified elevated latencies impacting Responses API on the US endpoint.

5. identified Sep 2, 2026, 1:36 AM GMT+08:00

   We are implementing the mitigation.

6. monitoring Sep 2, 2026, 2:09 AM GMT+08:00

   We have applied the mitigation and are monitoring the recovery.

7. resolved Sep 2, 2026, 3:05 AM GMT+08:00

   All impacted services have now fully recovered.