What Happened
GitHub experienced an outage on May 28, 2026. The incident lasted approximately 35 minutes.
World's largest source code hosting platform with version control, CI/CD (Actions), code review, project management, and AI coding assistant (Copilot).
Timeline
| Time (UTC) | Status | Details |
|---|---|---|
| 01:27 | Monitoring | The degradation affecting Webhooks has been mitigated. We are monitoring to ensure stability. |
| 01:13 | Investigating | We are investigating reports of degraded performance for Webhooks |
| 20:06 | Investigating | Open AI models are currently unavailable. We are shifting requests to other models to reduce impact. |
| 19:40 | Investigating | We are investigating errors with Copilot requests using OpenAI models |
| 19:20 | Investigating | Copilot is experiencing degraded performance. We are continuing to investigate. |
| 19:01 | Investigating | We are investigating reports of impacted performance for some GitHub services. |
| 20:46 | Resolved | All systems operational |
Impact
The outage lasted approximately 35 minutes. GitHub runs on Azure — check those status pages if you experienced cascading issues.
Resolution
GitHub has recovered and is now operational.
What To Do Next
- View GitHub live status and outage history
- Set up alerts to get notified instantly next time GitHub has an issue
- Compare GitHub reliability with other services
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This post was automatically generated by ServiceAlert.ai's monitoring system. View live status →