openapi: 3.1.0
info:
  title: OpticOdds Sports Betting Fixtures Reference API
  description: 'OpticOdds offers real-time and historical sports betting data including

    main-line odds, player props, alternate markets, injury data, schedules,

    rankings, and scores. The API is REST-based and authenticated with an

    API key passed either as the `X-Api-Key` header or `key` query

    parameter.

    '
  version: 3.0.0
  contact:
    name: OpticOdds Developer
    url: https://developer.opticodds.com
servers:
- url: https://api.opticodds.com/api/v3
  description: OpticOdds API v3 base
security:
- apiKeyHeader: []
- apiKeyQuery: []
tags:
- name: Reference
  description: Sports, leagues, sportsbooks, market types.
paths:
  /sports:
    get:
      tags:
      - Reference
      summary: List sports
      description: Returns the catalogue of supported sports.
      operationId: listSports
      responses:
        '200':
          description: Sports collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /sports/active:
    get:
      tags:
      - Reference
      summary: List currently active sports
      operationId: listActiveSports
      responses:
        '200':
          description: Active sports collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
  /leagues:
    get:
      tags:
      - Reference
      summary: List leagues
      operationId: listLeagues
      parameters:
      - $ref: '#/components/parameters/SportParam'
      responses:
        '200':
          description: Leagues collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
  /leagues/active:
    get:
      tags:
      - Reference
      summary: List active leagues
      operationId: listActiveLeagues
      responses:
        '200':
          description: Active leagues.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
  /sportsbooks:
    get:
      tags:
      - Reference
      summary: List sportsbooks
      operationId: listSportsbooks
      responses:
        '200':
          description: Sportsbooks collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
  /market-types:
    get:
      tags:
      - Reference
      summary: List market types
      operationId: listMarketTypes
      parameters:
      - $ref: '#/components/parameters/SportParam'
      responses:
        '200':
          description: Market type catalogue.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
  /markets:
    get:
      tags:
      - Reference
      summary: List markets
      operationId: listMarkets
      responses:
        '200':
          description: Markets collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Collection'
components:
  parameters:
    SportParam:
      name: sport
      in: query
      required: false
      schema:
        type: string
      description: Sport slug (e.g. `basketball`).
  responses:
    Unauthorized:
      description: Missing or invalid API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  schemas:
    Collection:
      type: object
      properties:
        data:
          type: array
          items:
            type: object
            additionalProperties: true
    ErrorResponse:
      type: object
      properties:
        error:
          type: string
        message:
          type: string
  securitySchemes:
    apiKeyHeader:
      type: apiKey
      in: header
      name: X-Api-Key
      description: OpticOdds API key supplied in the X-Api-Key header.
    apiKeyQuery:
      type: apiKey
      in: query
      name: key
      description: OpticOdds API key supplied via the `key` query parameter.
externalDocs:
  description: OpticOdds API Reference
  url: https://developer.opticodds.com