99designs Coupons API

openapi: 3.0.3
info:
  title: 99designs Briefs Coupons API
  description: 'The 99designs API lets platforms and partners embed a fully-managed creative marketplace: search and match designers, collect design briefs, place orders against 99designs products, and generate partner coupons. Authentication uses a pair of API key headers (Api-Key-Id and Api-Key-Secret) issued by 99designs after a partner requests access.'
  version: v1
  contact:
    name: 99designs API
    url: https://99designs.com/api
  x-apis-json-source: https://api.99designs.com/resources/docs/
  x-provenance:
    generated: '2026-07-17'
    method: searched
    source: https://api.99designs.com/resources/docs/
servers:
- url: https://api.99designs.com/resources/v1
  description: Production
security:
- ApiKeyId: []
  ApiKeySecret: []
tags:
- name: Coupons
  description: Generate partner coupon tokens.
paths:
  /coupons:
    post:
      operationId: createCoupon
      tags:
      - Coupons
      summary: Generate a partner coupon
      description: Generate a partner coupon token via the REST API.
      responses:
        '201':
          description: Coupon created
        '400':
          $ref: '#/components/responses/ValidationError'
components:
  responses:
    ValidationError:
      description: Validation error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
  schemas:
    ErrorEnvelope:
      type: object
      properties:
        errors:
          type: array
          items:
            type: object
            properties:
              path:
                type: string
              message:
                type: string
        message:
          type: string
  securitySchemes:
    ApiKeyId:
      type: apiKey
      in: header
      name: Api-Key-Id
    ApiKeySecret:
      type: apiKey
      in: header
      name: Api-Key-Secret