Resolved after 1 hour 22 minutes, affecting API Requests, on July 16, 2026.
This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.
Affected components
Update timeline
- investigating Jul 16, 2026, 10:51 PM UTC
We are investigating reports of impacted performance for some GitHub services.
- investigating Jul 16, 2026, 10:58 PM UTC
We are aware of degraded REST API availability and are investigating
- investigating Jul 16, 2026, 10:58 PM UTC
API Requests is experiencing degraded performance. We are continuing to investigate.
- investigating Jul 16, 2026, 11:29 PM UTC
We are continuing to investigate an issue causing approximately 35% of REST API requests to fail. Based on our current understanding, requests are not consistently reaching the application layer, resulting in failed requests returning HTML responses instead of the expected API response format. We are actively investigating the issue and will provide another update as soon as more information is available.
- monitoring Jul 17, 2026, 12:00 AM UTC
The degradation affecting API Requests has been mitigated. We are monitoring to ensure stability.
- monitoring Jul 17, 2026, 12:14 AM UTC
As of 23:46 UTC, the REST API service is reachable and responding to requests normally.
- resolved Jul 17, 2026, 12:14 AM UTC
This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.
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