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Incident with Copilot Availability

Critical Impact Investigating Ongoing June 17, 2026

Incident Lifecycle

Investigating Investigating Investigating

Incident Timeline

Investigating
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.
Jun 17, 2026 at 4:26 AM UTC
Investigating
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.
Jun 17, 2026 at 3:52 AM UTC
Investigating
We are investigating reports of degraded availability for Copilot
Jun 17, 2026 at 3:50 AM UTC
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Similar GitHub Incidents

Delays starting Actions runs Critical Jul 9, 2026 Authentication issues related to API requests Critical Jun 10, 2026 Pull Requests and Issues unavailable for signed-out users Critical Jun 8, 2026 Live updates degraded Critical Jun 4, 2026 Copilot Code Review Failing Critical Jun 4, 2026