Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=player_count&page=3876
{ "count": 59543, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=3877", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=3875", "results": [ { "id": 120413, "name": "Live 9x9 Double Elimination Tournament 2024-09-21 18:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260502T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-02T02:00:48.862335Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-02T06:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-09-21T18:30:56.811487Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-09-21T18:31:56.919757Z", "ended": "2024-09-21T19:05:03.234476Z", "start_waiting": "2024-09-21T18:31:56.810797Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 115995, "name": "On the SDK bubble II - fast round robin", "director": { "id": 886972, "username": "Babbo Bruno", "country": "us", "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png", "ratings": { "version": 5, "overall": { "rating": 1070.740417753743, "deviation": 65.0284802530979, "volatility": 0.05979610536594318 } }, "ranking": 16.499176420337797, "professional": false, "ui_class": "supporter" }, "description": "This is a faster tournament - three plays per day - use conditional moves to keep up.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 32219, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 432000, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. 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If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\nRozetさん、kiku11さん、K___k_F_k__さん、EisukeGoさん、かきもとさん、shaonaiさん、BabbLeahさん(2/7追加)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 294, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2024-02-10T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, 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"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 795.749506096934, "deviation": 64.73207371690647, "volatility": 0.05991569543649287 } }, "ranking": 9.627765134000988, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 38051, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2024-04-07T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 8, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-07T16:00:44.266650Z", "ended": "2024-10-15T18:49:24.620560Z", "start_waiting": "2024-04-07T16:00:44.157185Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 7, "ranked": true }, { "id": 114334, "name": "California spangled Cat tournament #10", "director": { "id": 1518938, "username": "KittyWise", "country": "us", "icon": "https://user-uploads.online-go.com/dfb96e8660fdc662a5bd238eef23578c-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Let's playing around now\n\n<a> https://online-go.com/group/14076</a> welcome join", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 24648, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 129600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14076, "name": "KittyWise", "summary": "----------------------------------------------------------------------------------------------------------------------", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 59, "icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-64.png" }, "auto_start_on_max": false, "time_start": "2024-03-31T20:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, 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"2025-09-27T17:30:31.612524Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-09-27T17:31:28.965614Z", "ended": "2025-09-27T18:09:44.002965Z", "start_waiting": "2025-09-27T17:31:28.836084Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 126857, "name": "Torneo Blitz Prueba", "director": { "id": 1861, "username": "sbstnmntlf", "country": "cl", "icon": "https://user-uploads.online-go.com/268a3294e0b64c27c9707f9b961dd3f7-64.png", "ratings": { "version": 5, "overall": { "rating": 1909.9402896498905, "deviation": 75.90657873965178, "volatility": 0.06006553358457227 } }, "ranking": 29.89658125733005, "professional": false, "ui_class": "" }, "description": "Torneo de Prueba:\n\n- Tiempo principal 0\n- Byo-yomi 3 periodos de 10 segundos\n- 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"2024-08-30T12:30:34.361592Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-08-30T12:31:34.478078Z", "ended": "2024-08-30T14:25:07.828593Z", "start_waiting": "2024-08-30T12:31:34.374574Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true } ] }