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Auto-drafted postmortem

ChatGPT outage on May 4 — 33-minute disruption

May 4, 01:30 AM → May 4, 02:04 AM · 33 minutes · high

On May 4, 2026, ChatGPT experienced a service disruption. The incident began at approximately 01:30 UTC and was resolved by 02:04 UTC, lasting 33 minutes.

Peak reports
10
in 15 min
Total reports
18
during the incident
Duration
33 minutes
tracked by PulseWatch

Impact

The service disruption was detected via user reports, indicating a high severity impact on service availability. Users primarily reported issues with slow or unresponsive service, accounting for 12 of the 18 total reports received during the incident. Additionally, 6 reports cited AI API issues. No specific regional impacts were recorded.

Top reported issues

  • Slow / unresponsive12
  • AI API issues6

Incident timeline

  1. May 4, 01:30 AM

    PulseWatch detected elevated report volume (high severity)

  2. May 4, 01:45 AM

    Peak of 7 reports in 15 minutes (baseline 1.3)

  3. May 4, 02:04 AM

    Report volume returned to baseline — incident resolved

Official updates

  1. May 4, 01:30 AM

    ChatGPT status page acknowledged the incident.

    View official source
Draft auto-generated by PulseWatch when the incident resolved. Based on aggregated user-report signals and the sources listed above.
This postmortem was auto-generated from PulseWatch's record of the incident. · Model: gemini-2.5-flash