GitHub outage on June 17, 2026
GitHub users likely saw failed connections, degraded availability, or session instability for this Developer Tools service. The incident reached Minor severity and lasted 2h 59m. The stored report window does not show a preserved user-report spike.
Jun 17, 04:26 UTC Update - 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, 03:52 UTC Update - 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, 03:50 UTC Investigating - We are investigating reports of degraded availability for Copilot
Deterministic readout · awaiting AI summary pass
Incident detected
Minor confidence crossed the incident threshold for GitHub: incident with Copilot Availability.
Marked resolved
The incident was closed after 2h 59m of observed impact.
No per-source signal payloads were preserved in this incident's snapshot window.
Confidence scoring
45.00The incident reached 45.00 peak confidence across available stored status snapshots.
User reports
0 / 15mNo elevated user-report volume was preserved in the incident window snapshots.
Status samples
0 affectedThe incident row exists, but the bounded snapshot window does not include affected status samples.
Recovery signal
ResolvedRecovery was recorded at Wed, Jun 17, 2026, 07:25 AM UTC.