OpenAI experienced a minor incident on April 16, 2026 affecting Responses, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Responses
Update timeline
- investigating Apr 16, 2026, 07:40 PM UTC
Status: Investigating We have identified an issue affecting some customers using the OpenAI Java SDK with Responses API streaming.
- monitoring Apr 16, 2026, 08:31 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Responses (Degraded performance)
- resolved Apr 16, 2026, 09:21 PM UTC
Status: Resolved All impacted services have now fully recovered. Affected components Responses (Operational)