Live / Incidents / Slack

Slack: Free Plan Customers Are Experiencing Message Failures

Slack · slack.cominvestigating2026-10-01 12:56 UTC

Public — what happened

Summary

We identified that a third-party app is stuck in a loop that has triggered billions of messages. This is causing free plan users to exceed messaging limits. We apologize for the inconvenience and will provide another update as soon as we have more details to share.

Timeline

Started — 2026-10-01 12:39 UTC
Last update — 2026-10-01 12:56 UTC
Ongoing at last check.

Source of record: provider status page. Mirrored as reported; times in UTC.

With SquidGrid — where it starts on the route

Independent path health

The status page is the symptom. SquidGrid measures the paths that reach Slack against their own baselines — whether the routes carrying your traffic degraded, at which handoff, and who owns that stretch.

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Customers get the live Provider Assessment Report for Slack: its full incident track record, what tends to break, and recent public reports of problems.

Included with any paid plan.

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Related: Slack status & history. SquidGrid is not affiliated with Slack.