Compare uptime, outage statistics, and incident history between Semaphore and Circle CI. See which service has better reliability.
Note: Each service has different practices when updating its status page. One service may report more incidents due to transparency, not necessarily worse reliability. Compare these stats with context.
Status monitoring since April 2020
Network connectivity issues towards us-east
We are currently investigating the issue. Implementing the retry command should help mitigate the issue: https://doc...
Network congestion on route to AWS ECR us-east region
Operations towards the AWS US-East region might present some slowness. We are currently investigating this issue.
Network congestion on route to AWS ECR us-east region
We are currently investigating this issue. Operations towards the AWS US-East region might present some slowness.
Status monitoring since April 2020
Issues with jobs starting for certain Bitbucket users
A small subset of Bitbucket users are currently affected by an issue causing jobs to fail to start. This presents as ...
Higher wait times for Linux, Remote Docker and Mac resource classes
Customers using Machine, Linux Remote Docker, and Mac resource classes may be experiencing elevated wait times when s...
Usage API Data Unavailable for December 11, 2025
We are currently investigating an issue affecting Usage API data availability for December 11, 2025. Customers queryi...
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