CircleCI outage history and postmortems
Developer tools · 27 incidents in 90 days · 99.97% implied uptime · last 38h ago
Incidents
94 on fileAbout CircleCI
The last year, day by day
Downtime, added up
CircleCI: 39m weighted downtime in range, category median 1h 52m.
27 incidents, 2 major or critical, 2d 21h of incident time (6h 20m major or critical, 2d 15h partial), longest 25h 27m, implied uptime 99.97%, between Jun 28, 2026 and Sep 25, 2026.
Across fru.dev:Company profileChangefeedUptime
Questions
Is CircleCI down right now?
Check CircleCI's own status page at https://status.circleci.com for the live state. This page shows CircleCI's incident history from that page; the most recent incident started 2026-09-23: "Delays in processing new signups and plan changes".
How often does CircleCI have outages?
CircleCI posted 27 incidents in the last 90 days and 94 in the last year, 2 of them major or critical in the last 90 days. The median incident lasted 1h 22m.
When was CircleCI's last major outage?
2026-08-17: "GitHub Incidents impacting CircleCI functionality", lasting 5h 1m.
What usually causes CircleCI incidents?
Where CircleCI explained the cause, the most common was third-party dependency (4 incidents). Most status updates do not name a cause.
Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.