Reddit Subreddits API

openapi: 3.2.0
info:
  title: Reddit Data Subreddits API
  description: The Reddit Data API provides programmatic access to Reddit content including subreddits, posts, comments, user profiles, and voting data. Developers can use the API to read and submit content, manage subreddits, search across the platform, and interact with Reddit communities. All requests require OAuth 2.0 authentication via oauth.reddit.com, with rate limits of 60 requests per minute for authenticated clients.
  version: '1.0'
  contact:
    name: Reddit Developer Support
    url: https://support.reddithelp.com/hc/en-us/articles/16160319875092-Reddit-Data-API-Wiki
  termsOfService: https://www.redditinc.com/policies/data-api-terms
servers:
- url: https://oauth.reddit.com
  description: OAuth API Server
security:
- oauth2: []
tags:
- name: Subreddits
  description: Endpoints for managing and retrieving information about subreddits, including subscription, creation, rules, and settings.
paths:
  /r/{subreddit}/about:
    get:
      operationId: getSubredditAbout
      summary: Get Subreddit Information
      description: Returns information about the specified subreddit, including subscriber count, description, rules, and settings.
      tags:
      - Subreddits
      parameters:
      - $ref: '#/components/parameters/subreddit'
      responses:
        '200':
          description: Subreddit information
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Subreddit'
        '404':
          description: Subreddit not found
  /r/{subreddit}/about/rules:
    get:
      operationId: getSubredditRules
      summary: Get Subreddit Rules
      description: Returns the rules defined for the specified subreddit.
      tags:
      - Subreddits
      parameters:
      - $ref: '#/components/parameters/subreddit'
      responses:
        '200':
          description: Subreddit rules
          content:
            application/json:
              schema:
                type: object
                properties:
                  rules:
                    type: array
                    items:
                      $ref: '#/components/schemas/SubredditRule'
                  site_rules:
                    type: array
                    items:
                      type: string
  /subreddits/mine/subscriber:
    get:
      operationId: getMySubreddits
      summary: Get Subscribed Subreddits
      description: Returns a listing of subreddits the authenticated user is subscribed to. Requires the mysubreddits OAuth scope.
      tags:
      - Subreddits
      parameters:
      - $ref: '#/components/parameters/after'
      - $ref: '#/components/parameters/before'
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/count'
      responses:
        '200':
          description: Listing of subscribed subreddits
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Listing'
  /api/subscribe:
    post:
      operationId: subscribe
      summary: Subscribe or Unsubscribe From a Subreddit
      description: Subscribes to or unsubscribes from a subreddit. Requires the subscribe OAuth scope.
      tags:
      - Subreddits
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - action
              - sr_name
              properties:
                action:
                  type: string
                  description: The subscription action to perform.
                  enum:
                  - sub
                  - unsub
                sr_name:
                  type: string
                  description: The name of the subreddit.
                skip_initial_defaults:
                  type: boolean
                  description: Whether to skip adding default subreddits for new accounts.
      responses:
        '200':
          description: Subscription updated
components:
  parameters:
    count:
      name: count
      in: query
      description: A positive integer indicating the number of items already seen in this listing, used for pagination numbering.
      schema:
        type: integer
        minimum: 0
    before:
      name: before
      in: query
      description: The fullname of a thing used as an anchor for pagination. Returns results before this item.
      schema:
        type: string
    limit:
      name: limit
      in: query
      description: The maximum number of items to return (default 25, max 100).
      schema:
        type: integer
        default: 25
        minimum: 1
        maximum: 100
    after:
      name: after
      in: query
      description: The fullname of a thing used as an anchor for pagination. Returns results after this item.
      schema:
        type: string
    subreddit:
      name: subreddit
      in: path
      required: true
      description: The name of the subreddit.
      schema:
        type: string
  schemas:
    Subreddit:
      type: object
      description: Represents a Reddit subreddit community with its configuration and metadata.
      properties:
        kind:
          type: string
          description: The thing kind, always t5.
        data:
          type: object
          properties:
            id:
              type: string
              description: The subreddit's unique ID36.
            display_name:
              type: string
              description: The subreddit's display name without the r/ prefix.
            title:
              type: string
              description: The subreddit's title.
            public_description:
              type: string
              description: The subreddit's public description shown in search results.
            description:
              type: string
              description: The subreddit's full sidebar description (markdown).
            subscribers:
              type: integer
              description: The number of subscribers.
            accounts_active:
              type: integer
              description: The approximate number of users currently active.
            created_utc:
              type: number
              format: double
              description: The Unix timestamp of when the subreddit was created.
            over18:
              type: boolean
              description: Whether the subreddit is marked as NSFW.
            subreddit_type:
              type: string
              description: The subreddit's access type.
              enum:
              - public
              - private
              - restricted
              - gold_restricted
              - archived
            url:
              type: string
              description: The subreddit's URL path (e.g., /r/example/).
            icon_img:
              type: string
              format: uri
              description: URL of the subreddit's icon image.
            banner_img:
              type: string
              format: uri
              description: URL of the subreddit's banner image.
    Listing:
      type: object
      description: A Reddit listing is a paginated collection of things. Listings contain a data object with children and pagination information.
      properties:
        kind:
          type: string
          description: The kind identifier, always "Listing".
          enum:
          - Listing
        data:
          type: object
          properties:
            after:
              type: string
              nullable: true
              description: The fullname of the next item for forward pagination.
            before:
              type: string
              nullable: true
              description: The fullname of the previous item for backward pagination.
            dist:
              type: integer
              description: The number of items in this listing.
            modhash:
              type: string
              description: A modhash for CSRF protection.
            children:
              type: array
              description: The list of things in this listing.
              items:
                $ref: '#/components/schemas/Thing'
    SubredditRule:
      type: object
      description: Represents a rule defined for a subreddit.
      properties:
        kind:
          type: string
          description: The rule kind (link, comment, or all).
          enum:
          - link
          - comment
          - all
        short_name:
          type: string
          description: A short name for the rule.
        description:
          type: string
          description: The full description of the rule (markdown).
        violation_reason:
          type: string
          description: The reason shown when content is reported for this rule.
        created_utc:
          type: number
          format: double
          description: The Unix timestamp of when the rule was created.
        priority:
          type: integer
          description: The display priority of the rule.
    Thing:
      type: object
      description: A Reddit thing is the base object type. All Reddit objects (comments, links, subreddits, etc.) are things with a kind and data payload.
      properties:
        kind:
          type: string
          description: The kind identifier (t1 for comment, t2 for account, t3 for link, t4 for message, t5 for subreddit, t6 for award).
          enum:
          - t1
          - t2
          - t3
          - t4
          - t5
          - t6
        data:
          type: object
          description: The thing's data payload, varying by kind.
  securitySchemes:
    oauth2:
      type: oauth2
      description: Reddit uses OAuth 2.0 for authentication. All API requests must include a valid access token obtained through one of the supported OAuth grant types.
      flows:
        authorizationCode:
          authorizationUrl: https://www.reddit.com/api/v1/authorize
          tokenUrl: https://www.reddit.com/api/v1/access_token
          scopes:
            identity: Access user identity
            edit: Edit and delete content
            flair: Set user and link flair
            history: Access voting history
            modconfig: Manage subreddit configuration
            modflair: Manage subreddit flair
            modlog: Access moderation log
            modposts: Approve and remove content
            modwiki: Manage wiki pages
            mysubreddits: Access subscribed subreddits
            privatemessages: Access private messages
            read: Read content
            report: Report content
            save: Save and unsave content
            submit: Submit content
            subscribe: Manage subscriptions
            vote: Vote on content
            wikiedit: Edit wiki pages
            wikiread: Read wiki pages
externalDocs:
  description: Reddit API Documentation
  url: https://www.reddit.com/dev/api