GitHub Enterprise Cloud AU incident
Some OpenAI models degraded in Copilot
Resolved after 25 minutes, affecting prod-ae-01 - Copilot (Copilot), on March 5, 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 Mar 05, 2026, 12:47 AM UTC
We are investigating reports of degraded performance for Copilot
- investigating Mar 05, 2026, 12:48 AM UTC
Copilot is experiencing degraded performance. We are continuing to investigate.
- investigating Mar 05, 2026, 12:50 AM UTC
Copilot is experiencing degraded performance. We are continuing to investigate.
- investigating Mar 05, 2026, 12:53 AM UTC
We are experiencing degraded availability for the gpt-5.3-codex model in Copilot Chat, VS Code and other Copilot products. This is due to an issue with an upstream model provider. We are working with them to resolve the issue.
- investigating Mar 05, 2026, 01:02 AM UTC
Copilot is experiencing degraded performance. We are continuing to investigate.
- investigating Mar 05, 2026, 01:13 AM UTC
The issues with our upstream model provider have been resolved, and gpt-5.3-codex is once again available in Copilot Chat and across IDE integrations. We will continue monitoring to ensure stability, but mitigation is complete.
- resolved Mar 05, 2026, 01:13 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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