Kurly Logistics Services (KLS) Authentication API

Exchanges the clientId and secretKey Kurly issues after IP allowlist registration for a Bearer access token used across every other KLS API.

OpenAPI Specification

kurly-kls-auth-openapi.yml Raw ↑
openapi: 3.1.0
info:
  title: Kurly Logistics Services (KLS) Open API — Authentication
  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
externalDocs:
  description: KLS Developer Center
  url: https://developers.kurly.com/
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.
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
paths:
  /auth/token:
    post:
      operationId: issueToken
      summary: 토큰 발급
      tags:
      - Authentication
      externalDocs:
        description: KLS API reference
        url: https://developers.kurly.com/docs/api/%EC%9D%B8%EC%A6%9D/%ED%86%A0%ED%81%B0-%EB%B0%9C%EA%B8%89/
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
        '400':
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      description: secretKey와 clientId를 통해 인증 토큰을 발급하는 API입니다.
      security: []
security: []