Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=ranked&page=1110
{ "count": 59598, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ranked&page=1111", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ranked&page=1109", "results": [ { "id": 82725, "name": "3rd place match", "director": { "id": 1051055, "username": "Gamemaster Omar", "country": "my", "icon": "https://secure.gravatar.com/avatar/6d0d3825b329b214c542039ecf465d7b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1319.0583279381294, "deviation": 167.0686942338122, "volatility": 0.06000164251231347 } }, "ranking": 21.32751880763243, "professional": false, "ui_class": "provisional" }, "description": "The winner of this match will take the 3rd place in the tournament while the", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, 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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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260510T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-10T13:00:49.496866Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, 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"2021-12-20T19:01:01.959185Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 84883, "name": "Live 19x19 Swiss Tournament 2022-01-15 08:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260510T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-05-10T12:00:49.492211Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": 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