Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-player_count&page=1368
{ "count": 59691, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=1369", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=1367", "results": [ { "id": 67299, "name": "(2) Tournoi des Jeunes Lions / Jonge Leuwen Toernooi", "director": { "id": 522547, "username": "Gnxmeh", "country": "be", "icon": "https://user-uploads.online-go.com/7754104064afb8a23cfa10723854602a-64.png", "ratings": { "version": 5, "overall": { "rating": 1708.0873752260813, "deviation": 85.68435463718828, "volatility": 0.05998953992688673 } }, "ranking": 27.310778828827498, "professional": false, "ui_class": "" }, "description": "9x9 rapid pour jeunes/voor jonge 4 rondes/ronden, 10:00-11:30\n\nPlayers who are absent at the beginning of the tournament will be eliminated after 1st round.\nWelcome ! :)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 21, 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"https://user-uploads.online-go.com/1f6969c738ccf007912cbdf623b1cb90-15.png", "player_count": 9, "ranked": true }, { "id": 67102, "name": "Live 9x9 Double Elimination Tournament 2020-10-26 22:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260519T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-19T10:00:12.807374Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, 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"byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-11-24T12:30:44.819846Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-11-24T12:30:46.734602Z", "ended": "2020-11-24T15:01:14.319145Z", "start_waiting": "2020-11-24T12:30:46.053527Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 9, "ranked": true }, { "id": 68100, "name": "Live 19x19 Swiss Tournament 2020-11-21 16:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 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