Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5183
{ "count": 59382, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5184", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5182", "results": [ { "id": 123824, "name": "Blitz 13x13 Swiss Tournament 2024-12-31 11:30", "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 Site-wide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260418T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-04-18T03:00:56.418719Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-04-18T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-12-31T11:30:46.377613Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-12-31T11:31:35.421928Z", "ended": "2024-12-31T12:02:30.888065Z", "start_waiting": "2024-12-31T11:31:35.337806Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 131411, "name": "HAPPY GO #116 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png", "ratings": { "version": 5, "overall": { "rating": 1870.8072779988947, "deviation": 70.96802092536763, "volatility": 0.0598346971726683 } }, "ranking": 29.417331290058765, "professional": false, "ui_class": "" }, "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, 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"handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-10-26T12:30:10.770972Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-26T12:30:12.423361Z", "ended": "2022-10-26T14:01:42.374545Z", "start_waiting": "2022-10-26T12:30:12.178814Z", "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": 107243, "name": "Shodan Showdown 2023 19x19 Edition", "director": { "id": 1237754, "username": "Dr_Leadfoot", "country": "us", "icon": "https://user-uploads.online-go.com/1455b564ea498d0bf879357d00274182-64.png", "ratings": { 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Fast correspondence. Handicap enabled.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 19147, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12568, "name": "League of Extraordinary Players", "summary": "We play Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-11-01T05:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 27, "max_ranking": 30, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-01T05:00:12.806901Z", "ended": "2024-03-09T18:47:28.857330Z", "start_waiting": "2023-11-01T05:00:12.727656Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 55578, "name": "Blitz 13x13 Swiss Tournament 2020-01-11 23:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260418T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-04-18T03:00:56.418719Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-04-18T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-01-11T23:30:14.880008Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, 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It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-08T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-05T10:17:31.989860Z", "ended": "2026-01-26T23:50:54.567188Z", "start_waiting": "2025-06-05T10:17:31.882321Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true } ] }
