Scheduled changes to the Slack platform

Here are scheduled changes, deprecations, and retirements planned ahead for the Slack platform.

We tweet about most of these updates from @slackapi but we also offer this wonderfully antiquated RSS feed. Slack, the service and product, has its own changelog too.


Effective February 24, 2021

  • APIsApps created after February 24, 2021 will no longer be able to send token as a query parameter. All existing apps require no changes. Learn more.

Effective June 10, 2020

  • APIsBeginning June 10th, 2020, all newly created Slack apps will be unable to use the deprecated methods in channels.*, im.*, mpim.*, and groups.*. Existing apps have until February 24th, 2021 to migrate to the Conversations API. Learn more.

Effective August 30, 2019

  • APIsUsing the SCIM API's GET /Users or /Groups methods? Their count parameters will no longer accept values above 1000 beginning August 30, 2019. Learn how to prepare.

Effective October 16, 2018

  • APIsWe're postponing planned changes around scope requirements for app and bot access to email addresses. The new date is in autumn, on October 16th, 2018. If you haven't already prepared, read on.

Effective September 26, 2018

  • APIsCatch up on recent changes to presence in the RTM and Web APIs and changes to come, including the deprecation of users.list's presence parameter. Read on.