Incident with Copilot Availability
At a glance · GitHub's status
ResolvedLasted 53 min
- First posted
- on GitHub Enterprise Cloud data residency status
- Ended
- · marked resolved
- Affects
- GitHub Enterprise Cloud EU
- Edited
- Not since we first saw it
- Source
- GitHub Enterprise Cloud data residency status · checked 1 min ago
In short
GitHub reported a major outage affecting GitHub Enterprise Cloud EU, starting 03:50 UTC on 17 Jun. GitHub marked it resolved at 04:44 UTC after 53 min. GitHub has since published a post-incident report.
GitHub says
GitHub's latest update, , in short excerpts.
On June 17, 2026, between approximately 03:35 UTC and 04:44 UTC, GitHub Copilot was degraded and most of its frontier chat models were temporarily unavailable…
Timeline
Times in UTC, GitHub's own where it gives them.
17 Jun
GitHubFirst public postFrom GitHub's own incident history, before our archive started.
+54 min
GitHubResolved
What GitHub changed
GitHub adds updates to its incidents. We save every version (checked every minute) and list what changed. Quotes are short excerpts. The full text is on GitHub's page.
One version so far. If GitHub edits it, each change shows here with what was removed and added.
First version we captured ·
As first seen: postmortem · 1 service
- Status
- postmortem
- Services
- GitHub Enterprise Cloud EU
Seen by us · GitHub's timestamp · GitHub's page
Affected services
Official updates
Posted by GitHub Enterprise Cloud data residency status, newest first. The newest are quoted in their first sentence; the full text of each is on GitHub's page.
Post-incident report ·
On June 17, 2026, between approximately 03:35 UTC and 04:44 UTC, GitHub Copilot was degraded and most of its frontier chat models were temporarily unavailable…
Resolved ·
This incident has been resolved.
Investigating ·
Copilot and Copilot are operating normally.
Investigating ·
We've applied a mitigation to unblock Copilot functionality.
Investigating ·
We are experiencing degraded availability for chat & agent models in Copilot.
Investigating ·
We are investigating reports of degraded availability for Copilot and Copilot
Last updated