GitHub Enterprise Cloud US incident
Incident with Copilot AI Model Providers
GitHub Enterprise Cloud US experienced a minor incident on July 29, 2026 affecting prod-cus-01 - Copilot AI Model Providers (Copilot AI Model Providers), lasting 1h 44m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 29, 2026, 08:07 PM UTC
We are investigating reports of degraded performance for Copilot AI Model Providers
- investigating Jul 29, 2026, 08:07 PM UTC
We are seeing increased error rates with requests to specific model providers.
- investigating Jul 29, 2026, 08:18 PM UTC
We are investigating increased error rates affecting GitHub Copilot requests to external AI model providers. Some users may experience failures or degraded performance when using Copilot features.
- investigating Jul 29, 2026, 08:38 PM UTC
The external AI model provider has identified the issue and is working to resolve.
- investigating Jul 29, 2026, 09:08 PM UTC
The external AI model provider is continuing to investigate.
- investigating Jul 29, 2026, 09:51 PM UTC
The external ai model provider has resolved the issues, and we have verified Copilot's traffic is fully recovered.
- resolved Jul 29, 2026, 09:51 PM 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.