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GET
/
v1
/
contacts
/
suppression
Check contact suppression status
curl --request GET \
  --url https://app.loops.so/api/v1/contacts/suppression \
  --header 'Authorization: Bearer <token>'
{
  "contact": {
    "id": "cll6b3i8901a9jx0oyktl2m4u",
    "email": "test@example.com",
    "userId": null
  },
  "isSuppressed": true,
  "removalQuota": {
    "limit": 0,
    "remaining": 0
  }
}

Documentation Index

Fetch the complete documentation index at: https://loops.so/docs/llms.txt

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​
Request

​
Query parameters

Check by email or user ID. Only one parameter is allowed.
​
email
string
The contact’s email address. Make sure it is URI-encoded.
​
userId
string
The contact’s unique user ID.

​
Response

​
Success

This endpoint will return the suppression status for a contact and the suppression removal quota.
​
contact
object
required
​
isSuppressed
boolean
required
Whether the contact is suppressed.
​
removalQuota
object
required

​
Error

If there is an issue with the request, a 400 Bad Request will be returned. If no contact is found, a 404 Not Found will be returned.
​
success
boolean
required
​
message
string
required
An error message describing the problem with the request.
{
  "contact": {
    "id": "cll6b3i8901a9jx0oyktl2m4u",
    "email": "test@example.com",
    "userId": null
  },
  "isSuppressed": true,
  "removalQuota": {
    "limit": 0,
    "remaining": 0
  }
}
Last modified on May 20, 2026