Slugs and OCI Image endpoint changes for Heroku Platform API

Change effective on 29 September 2025

We made the following changes to these Heroku Platform API endpoints:

  • Slug: We added the deleted_at attribute which describes when the underlying slug data was deleted.
  • OCI Image: We added the deleted_at attribute which describes when the underlying image data was deleted.

Check out the Heroku Platform API Reference article for more details about these endpoints.