---
title: "List add-ons on a reservation"
url: "https://portal.konghotels.cloud/apis/kong-hotels-partner-api-1/versions/23cc133a-2f87-4d55-9490-0b8b2bb7dd78/operations/listReservationAddOns"
---

> Full API specification: https://portal.konghotels.cloud/apis/kong-hotels-partner-api-1/versions/23cc133a-2f87-4d55-9490-0b8b2bb7dd78.md

# List add-ons on a reservation

`GET` `/reservations/{confirmationNumber}/add-ons`

Operation ID: `listReservationAddOns`

## Path parameters

- `confirmationNumber` (string, required)

## Responses

- `200` - Priced add-on lines.
- `404` - Not found, or owned by another partner.

## OpenAPI definition

```yaml
openapi: 3.1.0
info:
  title: Kong Hotels Partner API
  version: 1.0.0
servers:
  - url: https://api.konghotels.cloud
    description: Kong Gateway
paths:
  /reservations/{confirmationNumber}/add-ons:
    get:
      tags:
        - Add-ons
      operationId: listReservationAddOns
      summary: List add-ons on a reservation
      parameters:
        - $ref: "#/components/parameters/ConfirmationNumber"
      responses:
        "200":
          description: Priced add-on lines.
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: "#/components/schemas/AddOnLine"
                  meta:
                    type: object
                    properties:
                      currency:
                        type: string
                      add_ons_total:
                        $ref: "#/components/schemas/Money"
        "404":
          $ref: "#/components/responses/NotFound"
security:
  - KongKeyAuth: []
  - KongConsumer: []
components:
  parameters:
    ConfirmationNumber:
      name: confirmationNumber
      in: path
      required: true
      schema:
        type: string
        examples:
          - KH4DEMO01
  schemas:
    AddOnLine:
      type: object
      properties:
        code:
          type: string
        name:
          type: string
        pricing_unit:
          type: string
          enum:
            - per_stay
            - per_night
            - per_guest_per_night
        unit_price:
          $ref: "#/components/schemas/Money"
        quantity:
          type: integer
        amount:
          $ref: "#/components/schemas/Money"
          description: unit_price × quantity × (1 | nights | guests × nights)
    Money:
      type: string
      pattern: ^-?\d+\.\d{2}$
      description: Decimal amount in the property currency.
      examples:
        - "389.00"
    Problem:
      type: object
      description: RFC 9457 problem details. Extra members (e.g. `available_units`,
        `restrictions`, `reasons`) may be present.
      required:
        - type
        - title
        - status
      properties:
        type:
          type: string
          format: uri
        title:
          type: string
        status:
          type: integer
        detail:
          type: string
        instance:
          type: string
        request_id:
          type: string
      additionalProperties: true
  responses:
    NotFound:
      description: Not found, or owned by another partner.
      content:
        application/problem+json:
          schema:
            $ref: "#/components/schemas/Problem"
          example:
            type: https://developers.konghotels.example/problems/not-found
            title: Resource not found
            status: 404
            detail: Property not found.
            instance: /properties/KXXXX
            request_id: 9a8b7c6d-5e4f-4a3b-2c1d-0e9f8a7b6c5d
  securitySchemes:
    KongKeyAuth:
      type: apiKey
      in: header
      name: apikey
      description: Your API key, validated by Kong Gateway. The header name depends on
        the gateway's key-auth configuration.
    KongConsumer:
      type: apiKey
      in: header
      name: X-Consumer-ID
      description: "**Local development only.** Simulates the consumer identity Kong
        Gateway injects after authentication."
```