OpenSend docs
Delete Suppression
Remove one tenant-scoped suppression by email address.
DELETE /api/suppressions/{email}
Authentication
Use a full-access OpenSend API key for public API clients. The dashboard uses the same handler with an authenticated dashboard session.
http
Authorization: Bearer os_YOUR_API_KEYSafety
Deleting a suppression is an irreversible operational action. Future sends to the address can proceed unless another suppression or consent rule blocks them. For bounce and complaint suppressions, remove the row only after confirming address health and consent.
Response
json
{
"object": "suppression",
"deleted": true
}A missing or cross-tenant suppression returns 404.