Salesforce Knowledge Management Categories API

openapi: 3.1.0
info:
  title: Salesforce Knowledge Management REST Articles Categories API
  description: REST API for accessing and managing Salesforce Knowledge articles, categories, and knowledge base content. Enables creating, reading, updating, publishing, and archiving knowledge articles for customer self-service and agent-assisted support scenarios.
  version: 59.0.0
  termsOfService: https://www.salesforce.com/company/legal/agreements/
  contact:
    name: Salesforce Developer Support
    url: https://developer.salesforce.com/
  license:
    name: Salesforce Master Subscription Agreement
    url: https://www.salesforce.com/company/legal/agreements/
servers:
- url: https://{instance}.salesforce.com/services/data/v59.0
  description: Salesforce Production or Developer Edition
  variables:
    instance:
      default: yourInstance
      description: Your Salesforce instance identifier
security:
- oauth2: []
- bearerAuth: []
tags:
- name: Categories
  description: Data category management for knowledge articles
paths:
  /support/dataCategoryGroups:
    get:
      operationId: listDataCategoryGroups
      summary: List Data Category Groups
      description: Returns a list of data category groups available for categorizing knowledge articles.
      tags:
      - Categories
      parameters:
      - name: sObjectName
        in: query
        required: false
        description: The SObject type to filter categories for
        schema:
          type: string
          default: KnowledgeArticle
      responses:
        '200':
          description: Successfully retrieved data category groups
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DataCategoryGroupList'
  /support/dataCategoryGroups/{group}/dataCategories:
    get:
      operationId: listDataCategories
      summary: List Data Categories
      description: Returns the categories within a specific data category group, including the category hierarchy.
      tags:
      - Categories
      parameters:
      - name: group
        in: path
        required: true
        description: The data category group API name
        schema:
          type: string
      responses:
        '200':
          description: Successfully retrieved data categories
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DataCategoryList'
components:
  schemas:
    DataCategoryList:
      type: object
      properties:
        categories:
          type: array
          items:
            type: object
            properties:
              label:
                type: string
              name:
                type: string
              subcategories:
                type: array
                items:
                  type: object
    DataCategoryGroupList:
      type: object
      properties:
        categoryGroups:
          type: array
          items:
            type: object
            properties:
              label:
                type: string
              name:
                type: string
              objectUsage:
                type: string
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://login.salesforce.com/services/oauth2/authorize
          tokenUrl: https://login.salesforce.com/services/oauth2/token
          scopes:
            api: Access and manage your data
            full: Full access
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
externalDocs:
  description: Salesforce Knowledge REST API Developer Guide
  url: https://developer.salesforce.com/docs/atlas.en-us.knowledge_dev.meta/knowledge_dev/