openapi: 3.0.3
info:
  title: The Odds Events API
  description: The Odds API provides sports betting odds from major bookmakers worldwide. Access current and historical odds for head-to-head, spreads, totals, and outrights markets across 100+ sports. Also provides live scores and event listings. Requires an API key for all requests. Quota is consumed per request based on number of regions and markets requested.
  version: 4.0.0
  contact:
    url: https://the-odds-api.com/
  termsOfService: https://the-odds-api.com/terms
servers:
- url: https://api.the-odds-api.com
  description: Primary API server
- url: https://ipv6-api.the-odds-api.com
  description: IPv6 API server
security:
- apiKey: []
tags:
- name: Events
  description: Event listings without odds.
paths:
  /v4/sports/{sport}/events:
    get:
      operationId: getSportEvents
      summary: Get Sport Events
      description: Returns upcoming event IDs and metadata without odds data. Free endpoint — no quota consumed.
      tags:
      - Events
      parameters:
      - name: sport
        in: path
        required: true
        description: Sport key from /v4/sports.
        schema:
          type: string
      - name: apiKey
        in: query
        required: true
        description: Your API key.
        schema:
          type: string
      - name: dateFormat
        in: query
        required: false
        description: 'Date format. Values: iso (default), unix.'
        schema:
          type: string
          enum:
          - iso
          - unix
      - name: eventIds
        in: query
        required: false
        description: Comma-separated event IDs to filter.
        schema:
          type: string
      - name: commenceTimeFrom
        in: query
        required: false
        description: Filter events commencing after this ISO 8601 datetime.
        schema:
          type: string
          format: date-time
      - name: commenceTimeTo
        in: query
        required: false
        description: Filter events commencing before this ISO 8601 datetime.
        schema:
          type: string
          format: date-time
      responses:
        '200':
          description: List of upcoming events.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/EventMeta'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '429':
          $ref: '#/components/responses/RateLimited'
components:
  responses:
    Unauthorized:
      description: Unauthorized — invalid or missing API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    RateLimited:
      description: Too many requests — quota exceeded.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Error:
      type: object
      properties:
        message:
          type: string
          description: Error description.
    EventMeta:
      type: object
      description: Event metadata without odds.
      properties:
        id:
          type: string
          description: Unique event identifier.
        sport_key:
          type: string
          description: Sport key.
        sport_title:
          type: string
          description: Sport title.
        commence_time:
          type: string
          format: date-time
          description: Event start time.
        home_team:
          type: string
          description: Home team name.
        away_team:
          type: string
          description: Away team name.
  securitySchemes:
    apiKey:
      type: apiKey
      name: apiKey
      in: query