Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=199
{ "count": 60619, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=200", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=198", "results": [ { "id": 139951, "name": "Live 9x9 Double Elimination Tournament 2026-05-05 06:30", "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:20260814T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-08-14T06:00:29.333886Z", "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": "2026-08-14T10:00:00Z", "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": "2026-05-05T06:30:49.055402Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-05-05T06:31:49.100366Z", "ended": "2026-05-05T07:02:52.431726Z", "start_waiting": "2026-05-05T06:31:49.054016Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 129170, "name": "DDK June Tournament", "director": { "id": 1142731, "username": "laonikoss", "country": "gr", "icon": "https://user-uploads.online-go.com/ab12d44d0fdb7ede88272832a802c657-64.png", "ratings": { "version": 5, "overall": { "rating": 943.3317298052491, "deviation": 62.8558750787651, "volatility": 0.05984449840285187 } }, "ranking": 13.566356969957733, "professional": false, "ui_class": "" }, "description": "Join an informal tournament for DDK players, correspondence but over 3 (max 4) days to keep it fairly well paced.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 345600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8944, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-06T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-09T15:48:15.858842Z", "ended": "2026-05-05T02:02:47.678175Z", "start_waiting": "2025-09-09T15:48:15.747716Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true }, { "id": 139936, "name": "go go go", "director": { "id": 2008005, "username": "cubingpan", "country": "cn", "icon": "https://user-uploads.online-go.com/fd746bfc0039c63b69294814c9a8d783-64.png", 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"analysis_enabled": true, "exclusivity": "open", "started": "2026-05-04T19:46:49.072241Z", "ended": "2026-05-04T20:07:26.776548Z", "start_waiting": "2026-05-04T19:46:49.031432Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-15.png", "player_count": 3, "ranked": false }, { "id": 139935, "name": "king of go", "director": { "id": 2008005, "username": "cubingpan", "country": "cn", "icon": "https://user-uploads.online-go.com/fd746bfc0039c63b69294814c9a8d783-64.png", "ratings": { "version": 5, "overall": { "rating": 475.1665191971697, "deviation": 78.30363964205685, "volatility": 0.06006360909189743 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "king of go", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 3, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "blitz", "pause_on_weekends": false, "per_move": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16404, "name": "box box box", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-04T19:39:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-04T19:39:49.068127Z", "ended": "2026-05-04T19:44:25.904262Z", "start_waiting": "2026-05-04T19:39:49.030934Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-15.png", "player_count": 3, "ranked": false }, { "id": 139934, "name": "king of go", "director": { "id": 2008005, "username": "cubingpan", "country": "cn", "icon": "https://user-uploads.online-go.com/fd746bfc0039c63b69294814c9a8d783-64.png", "ratings": { "version": 5, "overall": { "rating": 475.1665191971697, "deviation": 78.30363964205685, "volatility": 0.06006360909189743 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "king of go", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 3, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "blitz", "pause_on_weekends": false, "per_move": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16404, "name": "box box box", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-04T19:36:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-04T19:36:49.070489Z", "ended": "2026-05-04T19:38:56.628430Z", "start_waiting": "2026-05-04T19:36:49.032577Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-15.png", "player_count": 3, "ranked": false }, { "id": 136028, "name": "HAPPY GO #134 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png", "ratings": { "version": 5, "overall": { "rating": 2012.002264073788, "deviation": 69.358015436971, "volatility": 0.05976808782666816 } }, "ranking": 31.101733169075665, "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": 77, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-11T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-11T04:00:48.038260Z", "ended": "2026-05-04T13:58:59.931333Z", "start_waiting": "2026-01-11T04:00:47.930742Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 5, "ranked": true }, { "id": 139921, "name": "Live 9x9 Double Elimination Tournament 2026-05-04 10:30", "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:20260814T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-08-14T06:00:29.333886Z", "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": "2026-08-14T10:00:00Z", "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": "2026-05-04T10:30:48.975423Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-05-04T10:31:49.027274Z", "ended": "2026-05-04T11:38:58.850594Z", "start_waiting": "2026-05-04T10:31:48.974110Z", "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": 139279, "name": "9x9 For Fun", "director": { "id": 1860048, "username": "おたく", "country": "us", "icon": "https://user-uploads.online-go.com/71a9b065ccffcbbb614975a06fa8accd-64.png", "ratings": { "version": 5, "overall": { "rating": 983.3166977517902, "deviation": 61.06777062143794, "volatility": 0.05988552774313314 } }, "ranking": 14.527388496039531, "professional": false, "ui_class": "" }, "description": "... its just for fun and its making me make a whole description and title", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 16344, "name": "1Dan", "summary": "Road from Kyu levels to Dan rankings", "require_invitation": false, "is_public": false, "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": "2026-04-17T19:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2026-04-17T19:00:56.582780Z", "ended": "2026-05-04T11:29:40.569009Z", "start_waiting": "2026-04-17T19:00:56.307751Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": false }, { "id": 132573, "name": "9x9 Open D.E. Cup #196", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1406.882786162691, "deviation": 71.67255609978795, "volatility": 0.06026243585953257 } }, "ranking": 22.81973014119944, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "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": 713, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-28T19:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-23T08:55:02.791177Z", "ended": "2026-05-04T10:47:48.312547Z", "start_waiting": "2025-09-23T08:55:02.683485Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 139919, "name": "Live 19x19 Swiss Tournament 2026-05-04 08:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260814T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-08-14T08:00:29.338501Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "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": "2026-08-14T12:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "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": "2026-05-04T08:30:48.972356Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-05-04T08:31:49.038289Z", "ended": "2026-05-04T10:14:59.091533Z", "start_waiting": "2026-05-04T08:31:48.970219Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true } ] }
