{"server":{"name":"ggez.gg","version":"1.0.0"},"protocol":"mcp","protocolVersion":"2025-06-18","transport":"streamable-http","endpoint":"/mcp","tools":[{"name":"search_summoner","description":"Search League of Legends players (summoners) by name. Returns matching Riot IDs with their region and level. Use this first to find the exact Riot ID and region before calling get_summoner_profile."},{"name":"get_summoner_profile","description":"Get a League of Legends player profile: summoner level, ranked tier/LP for Solo/Flex, and a summary of recent matches (champion, win/loss, KDA). Region is auto-detected if omitted."},{"name":"get_tier_list","description":"Get the League of Legends champion tier list (win rate, pick rate, ban rate, tier S/A/B/C/D) from recent ranked data. Optionally filter by tier."},{"name":"get_pro_player","description":"Look up a professional League of Legends player by name (e.g. \"Faker\", \"Chovy\", \"Caps\"). Returns their team, role, region and tracked Riot ID. Use the returned gameName/tagLine with get_summoner_profile for live stats."},{"name":"get_champion_meta","description":"Get meta stats (win rate, pick rate, ban rate, tier) for a single League of Legends champion by name."},{"name":"get_live_game","description":"Check whether a player is currently in a live League of Legends game. If so, returns the game mode, duration, the champions being played, and a Twitch stream link when the player is a tracked streamer/pro. Region auto-detected if omitted."},{"name":"get_leaderboard","description":"Get the top ranked players (Challenger/Grandmaster) for a region. Returns name, tier, LP, win/loss."},{"name":"get_champion_build","description":"Get the most popular rune setup and summoner spells for a champion in a given lane, from recent ranked data."}]}