GitHub Enterprise Cloud AU incident

Some OpenAI models degraded in Copilot

Minor Resolved View vendor source →

GitHub Enterprise Cloud AU experienced a minor incident on March 5, 2026 affecting prod-ae-01 - Copilot (Copilot), lasting 25m. The incident has been resolved; the full update timeline is below.

Started
Mar 05, 2026, 12:47 AM UTC
Resolved
Mar 05, 2026, 01:13 AM UTC
Duration
25m
Detected by Pingoru
Mar 05, 2026, 12:47 AM UTC

Affected components

prod-ae-01 - Copilot (Copilot)

Update timeline

  1. investigating Mar 05, 2026, 12:47 AM UTC

    We are investigating reports of degraded performance for Copilot

  2. investigating Mar 05, 2026, 12:48 AM UTC

    Copilot is experiencing degraded performance. We are continuing to investigate.

  3. investigating Mar 05, 2026, 12:50 AM UTC

    Copilot is experiencing degraded performance. We are continuing to investigate.

  4. 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.

  5. investigating Mar 05, 2026, 01:02 AM UTC

    Copilot is experiencing degraded performance. We are continuing to investigate.

  6. 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.

  7. 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.