Increased 500 Errors on Pipeline and Workflow API Endpoints and UI

What to do

• Check whether you use CircleCI CircleCI API, CircleCI UI. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 58m it lasted.

  Anything that failed between 2026-06-09 17:45 UTC and 2026-06-09 18:43 UTC may need a replay.

• Subscribe to CircleCI's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=circleci works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from CircleCI 4

1. investigatingJun 9, 2026, 5:45 PM UTC

   Some customers are experiencing 500 errors when making requests to the pipeline values and workflow API endpoints, as well as errors in the UI. Engineers are actively investigating.

   provider

2. investigatingJun 9, 2026, 6:20 PM UTC

   Our engineers are continuing to investigate the 500 errors customers are experiencing on the pipeline values and workflow API endpoints, as well as errors in the UI. Jobs currently running are not impacted.

   provider

3. monitoringJun 9, 2026, 6:32 PM UTC

   A fix has been deployed for the 500 errors customers were experiencing on the pipeline values and workflow API endpoints and in the UI. Engineers are monitoring the change. Jobs running are not impacted

   provider

4. resolvedJun 9, 2026, 6:43 PM UTC

   Between 13:29 UTC and 18:20 UTC on June 9, 2026, some customers experienced 500 errors when making requests to the pipeline values and workflow API endpoints, as well as errors in the UI. Jobs running were not impacted during this window. The issue has been resolved and all affected functionality has returned to normal. We thank you for your patience while our team worked on implementing a fix.

   provider

Corrections

None so far.

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