ChatGPT Status · History · Incident #143098

RESOLVED

Elevated latency for some API requests

Minor · Started Sep 30, 2026 · 5:05 PM

Duration

3h 30m
Severity

Minor
Detection lead

—
User reports

Peak 10/hr

Summary

Elevated latency for some API requests

All impacted services have now fully recovered.

Started

Sep 30, 2026 · 5:05 PM
Resolved

Sep 30, 2026 · 8:35 PM
Duration

3h 30m
Severity

Minor

Event timeline

How this incident unfolded

◆

Identified
Sep 30 · 5:05 PM ChatGPT

We have identified that users are experiencing elevated latency for the impacted services. We are working on implementing a mitigation.
◆

Identified
Sep 30 · 5:13 PM ChatGPT

We have identified that users are experiencing elevated latency for the impacted services. We are working on implementing a mitigation.
◆

Identified
Sep 30 · 5:51 PM ChatGPT

We have implemented an initial mitigation and are seeing improvements in API latency. We are continuing to investigate the scope of the issue and apply additional mitigations as needed. Some requests to the Responses and Chat Completions APIs may still experience elevated latency or timeouts.
◉

Monitoring
Sep 30 · 6:21 PM ChatGPT

We have applied the mitigation and are monitoring the recovery.
✓

Resolved
Sep 30 · 8:35 PM ChatGPT

All impacted services have now fully recovered.

User reports · incident window

Report volume over time

Hourly report count. Red bars mark the incident window.

Peak: 10 reports/hr

← Before incident After →

Pattern

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