Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-player_count&page=980
{ "count": 59267, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=981", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=979", "results": [ { "id": 77965, "name": "Blitz 19x19 Elimination Tournament 2021-07-24 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260203T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-02-03T01:01:06.594808Z", "lead_time_seconds": 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"group_size": "3", "maximum_players": 10 }, "next_run": "2026-02-05T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-12-22T19:00:32.589176Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-22T19:00:36.045575Z", "ended": "2021-07-27T11:02:15.671782Z", "start_waiting": "2020-12-22T19:00:33.745726Z", "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": 74803, "name": "Correspondence 19x19 RoundRobin 2021-05-06 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260202T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-02-02T19:01:14.131285Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, 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"2021-07-27T15:27:39.391327Z", "start_waiting": "2021-05-06T19:00:32.245496Z", "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": 78086, "name": "BPK Mini Tournament 9x9 EP: 2", "director": { "id": 510353, "username": "มะเฟือง", "country": "th", "icon": "https://user-uploads.online-go.com/dc2da59394ef24fe6bb404acb8fe2ffb-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.0844360299486, "deviation": 65.51245580035878, "volatility": 0.06028191673303621 } }, "ranking": 29.752430986318352, "professional": false, "ui_class": "" }, "description": "การแข่งขันในครั้งที่ 2 ของ BPK Mini Tournament โดยจะแข่งกระดาน 9 * 9 ให้เวลาฝ่ายละ 5 นาทีมีเวลาทด 20 วินาที 1 ครั้ง แพ้ 1 ครั้งมีโอกาสแก้ตัวหากแพ้ครบ 2 ครั้งจะไม่มีสิทธิ์ในการแข่งขันในรอบต่อไปหาผู้ชนะเลิศเพียงหนึ่งเดียว ขอให้สนุกกับการแข่งขัน ขอบคุณครับ", "schedule": null, "title": null, "tournament_type": "double_elimination", 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