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OpenAPI Specification

openapi: 3.2.0
info:
  title: Kurly Logistics Services (KLS) Open API Authentication Delivery Tracking (배송추적) Delivery Tracking (배송추적) API
  version: 1.3.12
  description: Kurly Logistics Services (KLS) Open API lets contracted shipper clients (화주사) integrate their systems with Kurly's fulfillment (물류대행) and delivery-agency (배송대행) services. This document was reconstructed by API Evangelist from Kurly's own published API reference at https://developers.kurly.com — every path, method, summary and response status below is taken from that reference. Request/response schemas are rendered client-side on the provider's site and are NOT reproduced here; treat the referenced page (externalDocs) as authoritative for payloads.
  contact:
    email: logistics-dev@kurlycorp.com
    url: https://developers.kurly.com/docs/faq
  x-generated-by: api-evangelist enrichment pipeline
  x-generated: '2026-07-19'
  x-source: https://developers.kurly.com/docs/api
servers:
- url: https://{host}
  description: KLS Open API base host. Kurly does not publish the base host publicly; it is issued to contracted shippers together with clientId/secretKey after IP allowlisting.
  variables:
    host:
      default: kls.kurly.com
      description: Kurly Logistics Services host referenced in the KLS FAQ.
security: []
tags:
- name: Delivery Tracking (배송추적)
paths:
  /v1/couriers/{courier}/trackings/{invoiceNumber}:
    get:
      operationId: findDeliveryTracking
      summary: 배송 추적 조회
      tags:
      - Delivery Tracking (배송추적)
      externalDocs:
        description: KLS API reference
        url: https://developers.kurly.com/docs/api/%EB%B0%B0%EC%86%A1%EC%B6%94%EC%A0%81/%EB%B0%B0%EC%86%A1-%EC%B6%94%EC%A0%81-%EC%A1%B0%ED%9A%8C/
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
        '400':
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '429':
          description: Rate limit exceeded (added to all APIs in KLS docs v1.3.5)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      description: 운송장 번호로 배송 추적 이벤트를 조회합니다. 추적 이벤트가 없는 경우 currentStatus는 null로, trackingEvents는 빈 배열로 반환됩니다. 현재 KURLY(넥스트마일) 택배사만 지원합니다. 3개월 이내의 정보만 조회 가능합니다.
      parameters:
      - name: courier
        in: path
        required: true
        schema:
          type: string
      - name: invoiceNumber
        in: path
        required: true
        schema:
          type: string
      security:
      - bearerAuth: []
components:
  schemas:
    Error:
      type: object
      description: KLS error envelope. Delivery-agency errors carry a `DA` domain prefix (e.g. DA60400, DA60404, DA60500) as of docs v1.3.8.
      properties:
        code:
          type: string
          description: KLS error code
        message:
          type: string
          description: Human readable error message
externalDocs:
  description: KLS Developer Center
  url: https://developers.kurly.com/