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DegradedMajor · Resolvedai

ChatGPT login and conversation history outage

Users were unable to sign in or load conversation history. New chats failed with an authentication error. The web app, API, and mobile clients were all affected.

Started
Apr 29, 2026, 08:17 AM UTC
Resolved
Apr 29, 2026, 11:02 AM UTC
Duration
2h 45m
Reports
6,240

Timeline

  1. Apr 29, 2026, 08:17 AM UTCReports begin spiking on login failures.
  2. Apr 29, 2026, 08:41 AM UTCOpenAI status page acknowledges a major incident.
  3. Apr 29, 2026, 09:58 AM UTCAuth subsystem isolated; mitigation rollout begins.
  4. Apr 29, 2026, 11:02 AM UTCSign-in and history fully restored.

Affected systems

  • Login
  • Conversation history
  • ChatGPT API
  • Mobile apps

Data sources

user reportsofficial status
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