OnlyFans API
Smart Link Postbacks

Create Smart Link Postback

Create a postback that fires for selected Smart Link conversion types

POST
/api/smart-link-postbacks
AuthorizationBearer <token>

Get your API Key from OnlyFansAPI Console - https://app.onlyfansapi.com/api-keys

In: header

Request Body

application/json

url*string

The destination URL. Variables such as {click_id}, {fbclid}, {gclid}, and {ttclid} are replaced when the postback is dispatched.

smart_link_scope*string

global fires for all Smart Links. campaign_specific fires only for selected Smart Links.

Value in"global" | "campaign_specific"
conversion_types*array<string>

One or more Smart Link conversion types that should trigger this postback.

smart_link_ids?array<string>

Smart Link ULIDs. Required when smart_link_scope is campaign_specific.

Response Body

application/json

curl -X POST "https://app.onlyfansapi.com/api/smart-link-postbacks" \  -H "Content-Type: application/json" \  -d '{    "url": "https://example.com/postback?click={click_id}&type={conversion_type}&gclid={gclid}",    "smart_link_scope": "campaign_specific",    "conversion_types": [      "new_subscriber",      "new_transaction"    ]  }'
{
  "data": {
    "id": 123,
    "url": "https://example.com/postback?click={click_id}&type={conversion_type}&gclid={gclid}",
    "smart_link_scope": "global",
    "conversion_types": [
      "new_subscriber",
      "new_transaction"
    ],
    "smart_link_ids": [],
    "smart_links": [],
    "latest_response": null,
    "created_at": "2026-01-31T21:45:00+00:00",
    "updated_at": "2026-01-31T21:45:00+00:00"
  },
  "_meta": {
    "_credits": {
      "used": 0,
      "balance": 999999,
      "note": "Free endpoint"
    },
    "_cache": {
      "is_cached": false,
      "note": "Cache disabled for this endpoint"
    }
  }
}