Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=93
{ "count": 59493, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=94", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=92", "results": [ { "id": 127379, "name": "Live 9x9 Double Elimination Tournament 2025-04-11 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260227T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-27T22:00:40.477075Z", "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": "2026-02-28T02:00:00Z", "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": "2025-04-11T14:30:14.785009Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-04-11T14:31:14.786099Z", "ended": "2025-04-11T15:12:02.928936Z", "start_waiting": "2025-04-11T14:31:14.698945Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 790, "name": "Andreas' 29th mini-tournament", "director": { "id": 12608, "username": "Andreas", "country": "un", "icon": "https://secure.gravatar.com/avatar/9391313b744a480fccc4b2ffa6031575?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1708.106347149412, "deviation": 65.43808331330433, "volatility": 0.05994359485799847 } }, "ranking": 27.311035957117518, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 172800, "time_control_parameters": { "time_control": "simple", "per_move": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-04-22T19:19:21Z", "ended": "2009-04-22T17:19:21Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 789, "name": "#3BananasAreHere~>_<~", "director": { "id": 24502, "username": "The_Q", "country": "un", "icon": "https://secure.gravatar.com/avatar/4ff4a9cd03547efefd5f809fe868747c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1221.9709390044404, "deviation": 78.0214398341398, "volatility": 0.0600508731662251 } }, "ranking": 19.557631507469125, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 864000, "time_increment": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2009-04-09T16:49:52Z", "ended": "2009-04-09T14:49:52Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 62458, "name": "Live 9x9 Double Elimination Tournament 2020-06-27 02:30", "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:20260227T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-27T22:00:40.477075Z", "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": "2026-02-28T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "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": "2020-06-27T02:30:49.180147Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-27T02:30:50.727646Z", "ended": "2020-06-27T03:35:48.282183Z", "start_waiting": "2020-06-27T02:30:50.454655Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 136018, "name": "9x9 Mini League 5k-15k #160", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1449.4206189958652, "deviation": 69.7033743288012, "volatility": 0.06016120028799529 } }, "ranking": 23.509309294900017, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 693, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-11T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-11T08:59:28.057392Z", "ended": "2026-02-17T06:58:17.354485Z", "start_waiting": "2026-01-11T08:59:27.885963Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 62635, "name": "Torneo feliz ๐", "director": { "id": 797712, "username": "Chioxini", "country": "un", "icon": "https://secure.gravatar.com/avatar/20c7d2b13337123102ab738ceec25ac7?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1203.4794066982952, "deviation": 76.83404633795871, "volatility": 0.05997929671430332 } }, "ranking": 19.204635398579065, "professional": false, "ui_class": "" }, "description": "Este torneo serรก ๐๐โซ๏ธโช๏ธ", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "korean", "time_per_move": 60, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2700, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6203, "name": "Gatitos", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 7, "icon": "https://user-uploads.online-go.com/fe111b8214001c2a84566479ebcd968c-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-01T20:55:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2020-07-01T20:55:55.159754Z", "ended": "2020-07-01T21:38:59.000566Z", "start_waiting": "2020-07-01T20:55:54.941306Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/fe111b8214001c2a84566479ebcd968c-15.png", "player_count": 4, "ranked": true }, { "id": 72963, "name": "Live 9x9 Double Elimination Tournament 2021-03-23 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:20260227T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-27T22:00:40.477075Z", "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": "2026-02-28T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "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": "2021-03-23T22:30:21.029757Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-03-23T22:30:22.559860Z", "ended": "2021-03-23T22:50:47.472132Z", "start_waiting": "2021-03-23T22:30:22.381206Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 62658, "name": "Live 9x9 Double Elimination Tournament 2020-07-01 22:31", "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:20260227T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-27T22:00:40.477075Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, 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"pause_on_weekends": false, "time_increment": 3, "initial_time": 180, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแ", "summary": "แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแแก แฏแแฃแคแจแ แแแฌแแแ แแแแแแ แจแแฃแซแแแแ แแฎแแแแ แกแแฅแแ แแแแแแก แแแฅแแแแฅแแแแก, แ แแแแแแแช แแแ แแแแกแขแ แแ แแแฃแแแแ แแ แแแ แแ แกแแแขแแ แแ แแ แแคแแแจแ แแแแแแแแฃแแ แแฅแแ แกแแฎแแแ แแ แแแแ แ.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 262, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-04T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-11-04T18:00:15.576703Z", "ended": "2020-11-04T18:11:29.926012Z", "start_waiting": "2020-11-04T18:00:15.344345Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 4, "ranked": true }, { "id": 62800, "name": "Live 9x9 Double Elimination Tournament 2020-07-05 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:20260227T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-27T22:00:40.477075Z", "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": "2026-02-28T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "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": "2020-07-05T18:30:54.364367Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-07-05T18:31:55.000589Z", "ended": "2020-07-05T19:17:25.257209Z", "start_waiting": "2020-07-05T18:31:54.491410Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true } ] }
