Semaphore vs Circle CI - Uptime & Outage Comparison

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.

Semaphore

Semaphore

Status monitoring since April 2020

Operational

Semaphore Incident Statistics

0
Last 7 days
0
Last 30 days
7
Last 90 days

Recent Semaphore Incidents

Resolved about 2 months ago

Network connectivity issues towards us-east

We are currently investigating the issue. Implementing the retry command should help mitigate the issue: https://doc...

Resolved 2 months ago

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.

Resolved 2 months ago

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.

Circle CI

Circle CI

Status monitoring since April 2020

Operational

Circle CI Incident Statistics

1
Last 7 days
3
Last 30 days
21
Last 90 days

Recent Circle CI Incidents

Resolved 1 day ago

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 ...

Resolved 24 days ago

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...

Resolved 28 days ago

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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