GitHub Enterprise Cloud US incident

Incident with Copilot Availability

Major Resolved View vendor source →

GitHub Enterprise Cloud US experienced a major incident on June 17, 2026 affecting prod-cus-01 - Copilot (Copilot), lasting 53m. The incident has been resolved; the full update timeline is below.

Started
Jun 17, 2026, 03:50 AM UTC
Resolved
Jun 17, 2026, 04:44 AM UTC
Duration
53m
Detected by Pingoru
Jun 17, 2026, 03:50 AM UTC

Affected components

prod-cus-01 - Copilot (Copilot)

Update timeline

  1. investigating Jun 17, 2026, 03:50 AM UTC

    We are investigating reports of degraded availability for Copilot

  2. investigating Jun 17, 2026, 03:52 AM UTC

    We are experiencing degraded availability for chat & agent models in Copilot. Multiple models are impacted and customers may experience requests failing. We are investigating and will provide an update as soon as possible.

  3. investigating Jun 17, 2026, 04:26 AM UTC

    We've applied a mitigation to unblock Copilot functionality. Users may start to see signs of recovery. Relaunching your client should accelerate signs of recovery. We will continue to monitor the situation.

  4. investigating Jun 17, 2026, 04:44 AM UTC

    Copilot is operating normally.

  5. resolved Jun 17, 2026, 04:44 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.