Reddit oEmbed API

openapi: 3.1.0
info:
  title: Reddit Ads Account oEmbed API
  description: The Reddit Ads API allows advertisers and their partners to programmatically create, edit, and manage advertising campaigns and audiences on the Reddit platform. It provides endpoints for managing ad accounts, campaigns, ad groups, ads, creatives, targeting, custom audiences, conversion pixels, and reporting. Authentication is handled via OAuth 2.0, and rate limits are set at one request per second.
  version: '3'
  contact:
    name: Reddit Ads Support
    url: https://business.reddithelp.com/s/article/Reddit-Ads-API
  termsOfService: https://business.reddithelp.com/s/article/Reddit-Ads-API-Terms
servers:
- url: https://ads-api.reddit.com/api/v3
  description: Reddit Ads API v3 Production Server
security:
- oauth2: []
tags:
- name: oEmbed
  description: Endpoints implementing the oEmbed protocol for embedding Reddit content in external websites and applications.
paths:
  /oembed:
    get:
      operationId: getOembed
      summary: Get Oembed Data for a Reddit Url
      description: Returns oEmbed-formatted embed data for a given Reddit URL. This endpoint follows the oEmbed specification and returns HTML embed code along with metadata about the content. Supports both JSON and XML response formats. The returned HTML can be used to embed Reddit posts and comments into external pages.
      tags:
      - oEmbed
      parameters:
      - name: url
        in: query
        required: true
        description: The URL of the Reddit content to embed. Must be a valid Reddit post or comment permalink URL.
        schema:
          type: string
          format: uri
      - name: format
        in: query
        description: The response format. Defaults to JSON.
        schema:
          type: string
          enum:
          - json
          - xml
          default: json
      - name: maxwidth
        in: query
        description: The maximum width of the embed in pixels. The embed will be scaled to fit within this width.
        schema:
          type: integer
          minimum: 1
      - name: maxheight
        in: query
        description: The maximum height of the embed in pixels.
        schema:
          type: integer
          minimum: 1
      - name: parent
        in: query
        description: The parent origin domain for the embed iframe. Required for proper cross-origin embed functionality.
        schema:
          type: string
      responses:
        '200':
          description: oEmbed response with embed data
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OEmbedResponse'
            text/xml:
              schema:
                $ref: '#/components/schemas/OEmbedResponse'
        '400':
          description: Invalid URL or parameters
        '404':
          description: Content not found or not embeddable
        '501':
          description: URL not supported for embedding
components:
  schemas:
    OEmbedResponse:
      type: object
      description: An oEmbed response containing embed HTML and metadata, conforming to the oEmbed specification.
      required:
      - type
      - version
      properties:
        type:
          type: string
          description: The oEmbed resource type. Reddit embeds are always of type rich, providing HTML for rendering.
          enum:
          - rich
        version:
          type: string
          description: The oEmbed version number.
          enum:
          - '1.0'
        title:
          type: string
          description: The title of the Reddit post or comment being embedded.
        author_name:
          type: string
          description: The Reddit username of the content author.
        author_url:
          type: string
          format: uri
          description: The URL of the author's Reddit profile.
        provider_name:
          type: string
          description: The name of the content provider, always Reddit.
          enum:
          - reddit
        provider_url:
          type: string
          format: uri
          description: The URL of the content provider.
          enum:
          - https://www.reddit.com/
        html:
          type: string
          description: The HTML code for the embed. Contains an iframe or script tag that renders the Reddit content.
        width:
          type: integer
          description: The width of the embed in pixels.
        height:
          type: integer
          description: The height of the embed in pixels.
        thumbnail_url:
          type: string
          format: uri
          description: The URL of a thumbnail image for the content, if available.
        thumbnail_width:
          type: integer
          description: The width of the thumbnail image in pixels.
        thumbnail_height:
          type: integer
          description: The height of the thumbnail image in pixels.
        cache_age:
          type: integer
          description: The suggested cache lifetime for the embed data in seconds.
  securitySchemes:
    oauth2:
      type: oauth2
      description: Reddit Ads API uses OAuth 2.0 for authentication. Access tokens are obtained via the authorization code flow.
      flows:
        authorizationCode:
          authorizationUrl: https://www.reddit.com/api/v1/authorize
          tokenUrl: https://www.reddit.com/api/v1/access_token
          scopes:
            ads: Access to ads management endpoints
externalDocs:
  description: Reddit Ads API Documentation
  url: https://ads-api.reddit.com/docs/