Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=started&page=1307
{ "count": 59445, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=started&page=1308", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=started&page=1306", "results": [ { "id": 26688, "name": "The third tournament,", "director": { "id": 281554, "username": "trung5000", "country": "_DOOP", "icon": "https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png", "ratings": { "version": 5, "overall": { "rating": 1793.8452506992223, "deviation": 64.64974273673141, "volatility": 0.05992596248441963 } }, "ranking": 28.444833667197642, "professional": false, "ui_class": "" }, "description": "Tournament cuối tuần cho ae,\nDouble digit kyu players are welcomed,", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 120, "max_time": 600, "time_increment": 30, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1553, "name": "Vietnamese Go", "summary": "Dành cho các kì thủ đang sống ở Việt Nam hoặc người Việt ở nước khác.\nFor Go players living in Vietnam or Vietnamese living abroad.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 130, "icon": "https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-64.png" }, "auto_start_on_max": false, "time_start": "2017-04-29T14:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2017-04-29T18:59:15.508178Z", "ended": "2017-04-29T19:16:21.996744Z", "start_waiting": "2017-04-29T18:59:14.673969Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-15.png", "player_count": 14, "ranked": true }, { "id": 26582, "name": "pleqase join and have fun", "director": { "id": 433623, "username": "anime-link", "country": "zz", "icon": "https://user-uploads.online-go.com/04dd329c876776138743c655012ff9aa-64.png", "ratings": { "version": 5, "overall": { "rating": 1086.7163590302782, "deviation": 63.859128350620736, "volatility": 0.05997267955158466 } }, "ranking": 16.84203362584581, "professional": false, "ui_class": "" }, "description": "please join", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "total_time": 900, "time_control": "absolute", "speed": "live", "system": "absolute", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "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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"subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-02-23T17:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-04-29T21:30:38.159380Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-04-29T21:30:40.716023Z", "ended": "2017-04-29T22:15:23.636588Z", "start_waiting": "2017-04-29T21:30:40.452313Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 26709, "name": "Live 9x9 Double Elimination Tournament 2017-04-29 22:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260223T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-23T14:00:40.475738Z", "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, 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"start_waiting": "2017-04-29T22:30:44.836880Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 26695, "name": "Correspondence 13x13 RoundRobin 2017-04-29 22:51", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260221T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-02-21T19:00:41.319132Z", "lead_time_seconds": 86400, "tournament_type": 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"slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-04-29T22:52:47.053236Z", "ended": "2017-05-18T13:13:11.240540Z", "start_waiting": "2017-04-29T22:52:46.422545Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 4, "ranked": true }, { "id": 26700, "name": "Correspondence 9x9 RoundRobin 2017-04-29 22:52", "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": 5, "name": "Correspondence 9x9 RoundRobin", 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Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3631, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2017-04-30T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 19, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2017-04-30T00:00:52.532324Z", "ended": "2018-02-23T13:34:42.598853Z", "start_waiting": "2017-04-30T00:00:51.575682Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 26705, "name": "Correspondence 19x19 RoundRobin 2017-04-30 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 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"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }