Remove a single contact’s membership from a list without deleting the contact
contacts:write permission. Only the list membership is removed — the contact itself is preserved. Fires the list.contacts_removed webhook event.| Status | Code | Description |
|---|---|---|
| 401 | invalid_key | Invalid or expired API key |
| 403 | insufficient_permissions | Missing contacts:write permission |
| 404 | list_not_found | No list with this ID |
| 404 | membership_not_found | Contact is not a member of this list |
| 429 | rate_limited | Rate limit exceeded |