CircleCI

All Systems Operational

Docker Jobs Operational
90 days ago
100.0 % uptime
Today
Machine Jobs Operational
90 days ago
100.0 % uptime
Today
macOS Jobs Operational
90 days ago
99.59 % uptime
Today
Windows Jobs Operational
90 days ago
100.0 % uptime
Today
Pipelines & Workflows Operational
90 days ago
99.99 % uptime
Today
CircleCI API Operational
90 days ago
99.89 % uptime
Today
CircleCI UI Operational
90 days ago
99.99 % uptime
Today
Artifacts Operational
90 days ago
100.0 % uptime
Today
Runner Operational
90 days ago
100.0 % uptime
Today
CircleCI Webhooks Operational
90 days ago
100.0 % uptime
Today
CircleCI Insights Operational
90 days ago
100.0 % uptime
Today
CircleCI Releases Operational
90 days ago
100.0 % uptime
Today
Notifications & Status Updates Operational
Billing & Account Operational
CircleCI Dependencies Operational
90 days ago
100.0 % uptime
Today
AWS Operational
Google Cloud Platform Google Cloud DNS Operational
Google Cloud Platform Google Cloud Networking Operational
Google Cloud Platform Google Cloud Storage Operational
Google Cloud Platform Google Compute Engine Operational
mailgun API Operational
mailgun Outbound Delivery Operational
mailgun SMTP Operational
OpenAI Operational
90 days ago
100.0 % uptime
Today
Auth0 User Authentication Operational
Upstream Services Operational
Atlassian Bitbucket API Operational
Atlassian Bitbucket Source downloads Operational
Atlassian Bitbucket SSH Operational
Atlassian Bitbucket Webhooks Operational
Docker Hub Operational
GitHub Git Operations Operational
GitHub Pull Requests Operational
GitHub API Requests Operational
GitHub Packages Operational
GitHub Webhooks Operational
GitLab Operational
Docker Registry Operational
Docker Authentication Operational
Anthropic api.anthropic.com Operational
packagecloud.io Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

Scheduled Maintenance

Machine Cloud Maintenance Jun 4, 2026 00:30-01:00 UTC

Machine Job Infrastructure will be undergoing scheduled maintenance on Thursday, June 4th from 12:30 AM to 1:00 AM UTC. While we do not anticipate disruption, customers utilizing Linux Machine or Remote Docker executors could experience job queuing during this time.
Posted on Jun 01, 2026 - 15:37 UTC
Jun 1, 2026
Completed - The scheduled maintenance has been completed.
Jun 1, 15:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Jun 1, 14:00 UTC
Scheduled - Machine Job Infrastructure will be undergoing scheduled maintenance on Monday, June 1st from 2:00 PM to 3:00 PM UTC. While we do not anticipate disruption, customers utilizing Linux Machine or Remote Docker executors could experience job queuing during this time.
May 28, 20:05 UTC
Resolved - All Mac jobs are running successfully.

Our infrastructure provider has confirmed that the DDoS attack has been mitigated and that services have been restored.

Thank you for your patience during this incident.

Jun 1, 03:26 UTC
Update - Mac jobs are running successfully, and we are continuing to monitor the performance of our Mac fleet.

Thank you for your patience.

Jun 1, 02:05 UTC
Monitoring - We are seeing Mac jobs starting successfully and improved network connectivity to the Mac fleet, however our infrastructure provider is continuing to experience a DDoS attack.

We will continue to monitor the recovery while bringing additional capacity to our platform.

Jun 1, 01:36 UTC
Update - We are continuing to investigate this issue.
Jun 1, 01:05 UTC
Investigating - Mac jobs are continuing to experience failures. Our infrastructure provider is continuing to report that they are experiencing a DDoS attack causing high network latency and packet loss for our Mac fleet. We are working to bring up additional capacity to restore service.
Jun 1, 01:04 UTC
Resolved - Mac jobs have now fully recovered.

Thank you for your patience during this incident.

Jun 1, 00:45 UTC
Update - We have processed the backlog of Mac jobs and job start times are recovering to normal parameters.
Jun 1, 00:42 UTC
Monitoring - We are seeing Mac jobs starting successfully and improved network connectivity to the Mac fleet. We will continue to monitor the recovery.
Jun 1, 00:24 UTC
Update - Mac jobs are continuing to experience failures. Our infrastructure provider is reporting they are experiencing a DDoS attack causing high network latency and packet loss for our Mac fleet. We are working to bring up additional capacity to restore service.

We will continue to update as more information is available.

May 31, 22:38 UTC
Update - We are continuing to investigate failures with Mac jobs starting due to high network latency and packet loss. Our engineers remain engaged with our infrastructure provider to restore service.

We will provide another update within the hour, or sooner if circumstances change. We thank you for your patience while our engineers work to resolve this.

May 31, 21:24 UTC
Update - We are still seeing failures with Mac jobs starting due to high network latency and packet loss. We will continue to update as we have more information on a resolution.
May 31, 20:05 UTC
Update - We are continuing to work on resolving the networking issue for Mac jobs.
May 31, 19:09 UTC
Identified - We have identified a network outage that is preventing Mac jobs from starting. This include m4pro.medium and m4pro.large resource types.

We are working with our infrastructure provider to restore service.

We will update this incident as we work to resolve the issue.

May 31, 18:15 UTC
May 31, 2026
May 30, 2026

No incidents reported.

May 29, 2026
Resolved - The Usage API incident has been resolved.
May 29, 18:10 UTC
Update - We've identified a small number of duplicate records in the Usage API data. Data is available, but may be inaccurate. We continue to investigate.
May 29, 14:57 UTC
Investigating - We are currently investigating this issue.
May 29, 14:51 UTC
May 28, 2026

No incidents reported.

May 27, 2026

No incidents reported.

May 26, 2026

No incidents reported.

May 25, 2026

No incidents reported.

May 24, 2026

No incidents reported.

May 23, 2026

No incidents reported.

May 22, 2026

No incidents reported.

May 21, 2026

No incidents reported.

May 20, 2026

No incidents reported.

May 19, 2026

No incidents reported.

May 18, 2026

No incidents reported.