Slack Service App and Companion app failing to send messages

Incident Report for Thread

Resolved

This incident has been resolved.
Posted May 14, 2026 - 15:40 UTC

Monitoring

Slack services appear to be coming back online. We are continuing to monitor the outage.
Posted May 14, 2026 - 15:00 UTC

Investigating

We are currently experiencing slowness with our Slack service and companion app. This is caused by an ongoing outage on Slack's infrastructure https://slack-status.com/. Our team is actively monitoring the situation. No action is required on your end.
Posted May 14, 2026 - 14:50 UTC
This incident affected: Slack Apps/Integrations/APIs.
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