# DELETE /api/v1/transmissions/{} is deprecated

api.eu.sparkpost.com deprecated DELETE /api/v1/transmissions/{id} without giving a shutdown date yet.

api.eu.sparkpost.com deprecated the DELETE /api/v1/transmissions/{id} endpoint without a shutdown date. Calls made to this endpoint fail under the deprecation notice. Developers targeting api.eu.sparkpost.com can no longer rely on deleting transmissions by transmission ID.

## What to use instead

Cancel scheduled transmissions with DELETE /api/v1/transmissions?campaign_id={campaign_id} instead.

- API: api.eu.sparkpost.com (api.eu.sparkpost.com)
- Kind: Endpoint removal
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `DELETE /api/v1/transmissions/{id}`
- Source: [Announcement](https://developers.sparkpost.com/api/transmissions/)
- Verified: October 29, 2026, against api.eu.sparkpost.com's own pages
- Page: https://www.okapi.bot/providers/api-eu-sparkpost-com/breaking-changes/delete-api-v1-transmissions-is-deprecated/

## api.eu.sparkpost.com's words

> Deprecation Notice : This feature has been deprecated. Please use the delete by campaign ID feature instead.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent