Sunday March 22, 2026

Resolved

We have resolved the issue that was causing users to experience authorization failures when connecting certain third-party integrations to Slack.
We apologize for any inconvenience this may have caused and thank you for your patience.

8:46 PM PST

Update

We continue to investigate the issue. At this time, it appears the impact is affecting users of certain third party Slack integrations. We’ll continue to provide updates as more information becomes available, and we apologize for any inconvenience this may be causing.

8:05 PM PST

Investigating

We are aware that customers are receiving authorization failure errors when trying to connect to the Slack MCP server. We are currently investigating the issue and will provide an update as soon as more information becomes available. We're very sorry for any inconvience this may be causing your business. 

7:40 PM PST