List ticket links

Returns the tickets linked to a ticket (related, duplicates, caused by and so on)

Get all links for a ticket

get

Retrieves the ticket's links with enriched ticket details. Linked tickets the caller cannot view are left out of items but counted.

Authorizations

AuthorizationstringRequired

Harmony access key, sent as Authorization: AccessKey <your-key>. Create keys in Settings > Access Keys. The tenant is resolved from the key.

Path parameters

ticket_idstringRequired

Responses

200

Successful Response

application/json

422

Validation Error

application/json

get/api/v1/tickets/{ticket_id}/links

GET /service-desk/api/v1/tickets/{ticket_id}/links HTTP/1.1
Host: api.harmony.io
Authorization: YOUR_API_KEY
Accept: */*

{
  "items": [
    {
      "id": 1,
      "link_type": "duplicate_of",
      "linked_ticket": {
        "id": "text",
        "title": "text",
        "status": "open",
        "priority": "low",
        "assignee": "text"
      },
      "created_at": "2026-01-01T00:00:00.000Z",
      "updated_at": "2026-01-01T00:00:00.000Z"
    }
  ],
  "counts": [
    {
      "link_type": "duplicate_of",
      "total": 1,
      "open": 1
    }
  ]
}