openapi: 3.0.3
info:
  title: Riot Games of Legends Champion League API
  description: The Riot Games Developer API provides access to League of Legends game data including summoner profiles, champion mastery, ranked standings, match history, live spectator data, and tournament management. API keys are obtained through the Riot Developer Portal.
  version: v4/v5
  contact:
    name: Riot Developer Portal
    url: https://developer.riotgames.com/
  termsOfService: https://developer.riotgames.com/policies/general
servers:
- url: https://na1.api.riotgames.com
  description: North America
- url: https://euw1.api.riotgames.com
  description: Europe West
- url: https://kr.api.riotgames.com
  description: Korea
- url: https://americas.api.riotgames.com
  description: Americas (for account/match endpoints)
tags:
- name: League
  description: Ranked league standings
paths:
  /lol/league/v4/entries/by-summoner/{encryptedSummonerId}:
    get:
      operationId: getLeagueEntriesBySummoner
      summary: Get League Entries By Summoner
      description: Get league entries in all queues for a given summoner ID.
      tags:
      - League
      parameters:
      - name: encryptedSummonerId
        in: path
        required: true
        schema:
          type: string
      security:
      - ApiKey: []
      responses:
        '200':
          description: League entries
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/LeagueEntryDTO'
  /lol/league/v4/entries/{queue}/{tier}/{division}:
    get:
      operationId: getLeagueEntries
      summary: Get League Entries
      description: Get all the league entries for a given queue, tier, and division.
      tags:
      - League
      parameters:
      - name: queue
        in: path
        required: true
        description: Queue type (e.g., RANKED_SOLO_5x5)
        schema:
          type: string
      - name: tier
        in: path
        required: true
        description: Tier (e.g., GOLD)
        schema:
          type: string
      - name: division
        in: path
        required: true
        description: Division (e.g., I)
        schema:
          type: string
      - name: page
        in: query
        schema:
          type: integer
          default: 1
      security:
      - ApiKey: []
      responses:
        '200':
          description: League entries
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/LeagueEntryDTO'
  /lol/league/v4/challengerleagues/by-queue/{queue}:
    get:
      operationId: getChallengerLeague
      summary: Get Challenger League
      description: Get the challenger league for a given queue.
      tags:
      - League
      parameters:
      - name: queue
        in: path
        required: true
        schema:
          type: string
      security:
      - ApiKey: []
      responses:
        '200':
          description: Challenger league
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LeagueListDTO'
components:
  schemas:
    LeagueEntryDTO:
      type: object
      properties:
        leagueId:
          type: string
        summonerId:
          type: string
        summonerName:
          type: string
        queueType:
          type: string
        tier:
          type: string
        rank:
          type: string
        leaguePoints:
          type: integer
        wins:
          type: integer
        losses:
          type: integer
        hotStreak:
          type: boolean
        veteran:
          type: boolean
        freshBlood:
          type: boolean
        inactive:
          type: boolean
    LeagueListDTO:
      type: object
      properties:
        leagueId:
          type: string
        entries:
          type: array
          items:
            $ref: '#/components/schemas/LeagueEntryDTO'
        tier:
          type: string
        name:
          type: string
        queue:
          type: string
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: X-Riot-Token