OpenAI experienced a minor incident on September 1, 2026 affecting Responses, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Aug 31, 2026, 10:27 PM UTC
Status: Identified We have identified an issue causing elevated latency for some Responses API requests. We are working on implementing a mitigation. Affected components Responses (Degraded performance)
- monitoring Aug 31, 2026, 11:13 PM UTC
Status: Monitoring We have applied a mitigation and are monitoring recovery. Affected components Responses (Degraded performance)
- monitoring Sep 01, 2026, 01:46 AM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Responses (Degraded performance)
- identified Sep 01, 2026, 03:15 PM UTC
Status: Identified We have identified elevated latencies impacting Responses API on the US endpoint. Affected components Responses (Degraded performance)
- identified Sep 01, 2026, 05:36 PM UTC
Status: Identified We are implementing the mitigation. Affected components Responses (Degraded performance)
- monitoring Sep 01, 2026, 06:09 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Responses (Degraded performance)
- resolved Sep 01, 2026, 07:05 PM UTC
Status: Resolved All impacted services have now fully recovered. Affected components Responses (Operational)