Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-start_waiting&page=3936
{ "count": 59155, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-start_waiting&page=3937", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-start_waiting&page=3935", "results": [ { "id": 57602, "name": "Live 9x9 Double Elimination Tournament 2020-03-17 18:30", "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:20260123T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-23T10:00:04.886912Z", 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"2020-03-17T18:36:34.700760Z", "start_waiting": "2020-03-17T18:00:00.373528Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 5, "ranked": true }, { "id": 57544, "name": "ㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜㅜ", "director": { "id": 738665, "username": "cutyhany", "country": "kr", "icon": "https://secure.gravatar.com/avatar/055895f7c182a7ea803661ac49d51e29?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1634.4570405293491, "deviation": 69.09882329594102, "volatility": 0.06003406198391524 } }, "ranking": 26.290706798575638, "professional": false, "ui_class": "" }, "description": "ㅜㅜㅜㅜㅜㅜㅜㅜㅜ", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, 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"slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-23T13:00:00Z", "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": "2020-03-17T17:30:58.067907Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-03-17T17:31:00.360458Z", "ended": "2020-03-17T17:44:35.022313Z", "start_waiting": "2020-03-17T17:30:59.342670Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 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"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": "2026-01-23T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "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": "2020-03-17T16:30:55.391775Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-03-17T16:33:57.889351Z", "ended": "2020-03-17T17:51:47.036398Z", "start_waiting": "2020-03-17T16:33:56.701991Z", "board_size": 19, 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"exclusivity": "open", "started": "2020-03-17T14:30:52.661207Z", "ended": "2020-03-17T15:14:14.590115Z", "start_waiting": "2020-03-17T14:30:51.637061Z", "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": 57492, "name": "clare", "director": { "id": 739431, "username": "jarvis5wong", "country": "un", "icon": "https://secure.gravatar.com/avatar/f82d6992ba646c9fe94ef2bbcfb64de1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 789.0001751088946, "deviation": 144.16317572613056, "volatility": 0.0600058605555129 } }, "ranking": 9.43057568644453, "professional": false, "ui_class": "" }, "description": "888667", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4550, "name": "Lu La", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/790f36afb65b084e5b90891d5e6095fc-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-15T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-17T14:11:52.315675Z", "ended": "2020-07-10T13:13:50.645060Z", "start_waiting": "2020-03-17T14:11:50.791025Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/790f36afb65b084e5b90891d5e6095fc-15.png", "player_count": 4, "ranked": true }, { "id": 57581, "name": "Sonalytic group kickoff", "director": { "id": 431917, "username": "jkp", "country": "gb", "icon": "https://user-uploads.online-go.com/61f8bc121cdb3d46f9f0f68ab8875974-64.png", "ratings": { "version": 5, "overall": { "rating": 1203.981452487691, "deviation": 60.736195271449326, "volatility": 0.059841475103716166 } }, "ranking": 19.214290683439582, "professional": false, "ui_class": "" }, "description": "Hey folks\n\nHandicaps are enabled so hopefully this will work", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 14400, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4532, "name": "Sonalytic", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-03-17T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-17T13:00:48.494793Z", "ended": "2020-04-14T18:37:51.432435Z", "start_waiting": "2020-03-17T13:00:47.832250Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 57585, "name": "Blitz 13x13 Swiss Tournament 2020-03-17 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 Sitewide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260123T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-01-23T11:00:04.894278Z", "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": "2026-01-23T15:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": 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