Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5763
{ "count": 58826, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5764", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5762", "results": [ { "id": 128368, "name": "Dumis", "director": { "id": 1449406, "username": "gillemoshide", "country": "un", "icon": "https://user-uploads.online-go.com/8c48f09c609633cccce7fe1121c01acf-64.png", "ratings": { "version": 5, "overall": { "rating": 157.18609262962013, "deviation": 84.16963460373573, "volatility": 0.06010165849336211 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Pley Game with and help me learn", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 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": 8850, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-05-11T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-07T02:58:41.907445Z", "ended": "2025-08-13T02:28:10.577447Z", "start_waiting": "2025-06-07T02:58:41.826477Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true }, { "id": 129335, "name": "oolooloong19 20 à 24 k", "director": { "id": 657233, "username": "oolooloo", "country": "zz", "icon": "https://user-uploads.online-go.com/8f41f10dcbb391aafb7f3a83119225ea-64.png", "ratings": { "version": 5, "overall": { "rating": 784.469918165899, "deviation": 64.9731888312611, "volatility": 0.06010381595696061 } }, "ranking": 9.297270657682157, "professional": false, "ui_class": "supporter" }, "description": "oolooloong19 longue durée 20 à 24 k", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1294, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-17T21:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 6, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-17T21:00:27.020500Z", "ended": "2025-12-07T02:02:37.109018Z", "start_waiting": "2025-06-17T21:00:26.938944Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png", "player_count": 4, "ranked": true }, { "id": 128759, "name": "Blitz 19x19 Elimination Tournament 2025-05-24 05:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260303T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-03T13:00:40.959549Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-03-03T17:00:00Z", "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": "2025-05-24T05:30:58.511824Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-05-24T05:30:58.674517Z", "ended": "2025-05-24T06:09:11.268833Z", "start_waiting": "2025-05-24T05:30:58.553791Z", "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": 124840, "name": "#32 Happy Tourney.", "director": { "id": 1144866, "username": "𝗣𝘂𝘁 𝗞.", "country": "001", "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png", "ratings": { "version": 5, "overall": { "rating": 928.1727217551917, "deviation": 68.47771365792849, "volatility": 0.060567716349865346 } }, "ranking": 13.191323171828245, "professional": false, "ui_class": "" }, "description": "32th happy tourney, I will create a new tournament with this name every Monday, have fun!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "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": 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 & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 69, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-03T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-03T08:00:23.526530Z", "ended": "2025-05-11T16:22:19.647385Z", "start_waiting": "2025-02-03T08:00:23.474212Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 5, "ranked": true }, { "id": 124493, "name": "Golden Lemon Cup - Kyu Tournament 2025", "director": { "id": 1212052, "username": "Outworlder", "country": "_NATO", "icon": "https://user-uploads.online-go.com/84cf0c406a41d56c51df2f5052044a61-64.png", "ratings": { "version": 5, "overall": { "rating": 1508.7388348660195, "deviation": 63.071418781341606, "volatility": 0.059977255436065656 } }, "ranking": 24.437860185810095, "professional": false, "ui_class": "supporter" }, "description": "Welcome to the Golden Lemon Cup, a friendly and inclusive correspondence tournament for Kyu players hosted on OGS. This event is designed to bring together Go enthusiasts of all levels, from 25 Kyu to 1 Kyu, in a relaxed yet competitive setting.\n\nThe tournament aims to foster community and provide an enjoyable experience for everyone, whether you're playing to improve your skills, meet fellow Go players, or simply enjoy the timeless challenge of the game. With the McMahon format and no handicaps, players will face evenly-matched opponents in thoughtful, strategic games on the 19x19 board.\n\nWe hope this humble event offers a space to grow, learn, and share your love for Go. Thank you for joining us—may your stones find their perfect place!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": true, "group": { "id": 14970, "name": "Golden Lemon Cup", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-26T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-26T13:00:25.529961Z", "ended": null, "start_waiting": "2025-01-26T13:00:22.411082Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-15.png", "player_count": 94, "ranked": true }, { "id": 129041, "name": "テストトーナメント", "director": { "id": 1788985, "username": "xjuka", "country": "un", "icon": "https://secure.gravatar.com/avatar/d084774f013e7864b9150856c1138bf1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1837.3839021893393, "deviation": 250, "volatility": 0.06 } }, "ranking": 29.0, "professional": false, "ui_class": "provisional" }, "description": "テスト用のトーナメントです", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15387, "name": "Go Plaza", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-06-02T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-06-02T06:00:40.950030Z", "ended": "2025-06-02T06:04:55.752098Z", "start_waiting": "2025-06-02T06:00:40.904721Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 117186, "name": "Go advance forward forever - Kyu rank Warriors tournament DE #5", "director": { "id": 1436588, "username": "Arrow A6 anti-", "country": "zz", "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png", "ratings": { "version": 5, "overall": { "rating": 588.6751839572613, "deviation": 80.73457404236709, "volatility": 0.0636275307525229 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "All Kyu rank players welcome to joining and play Have Fun Enjoy 🎊\n\nWish all players will get what you want to achieve😎\n\n<H2><a Href=\"https://online-go.com/group/13797\"> 无间勤碁术化 welcome to join\n</a></h1>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/ZHhqwBwmRkI\"width=\"360\" height=\"240\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/oautjk0v9pI\"width=\"360\" height=\"240\">\n</p>\n\n\n<a href=\"https://info.flagcounter.com/2eiz\"><img src=\"https://s01.flagcounter.com/mini/2eiz/bg_000000/txt_FFFFFF/border_CCCCCC/flags_0/\" alt=\"Flag Counter\" border=\"0\"></a>\n\n\n<p style=\"display:none;83512\"> \n</p> \n\n<div style=\"display:none;12345\"> \n</div>", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13797, "name": " 无间勤碁术化 Go Advance forward forever", "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": true, "time_start": "2024-06-21T08:00:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-21T08:00:48.471483Z", "ended": "2025-06-23T20:52:19.075454Z", "start_waiting": "2024-06-21T08:00:48.078840Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 11, "ranked": true }, { "id": 131164, "name": "19x19 Open D.E. Cup #127", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.7607772259034, "deviation": 69.43294160708245, "volatility": 0.06017334395576651 } }, "ranking": 23.17695807323701, "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/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": 66, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-08-17T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-14T04:59:33.482894Z", "ended": null, "start_waiting": "2025-08-14T04:59:33.368511Z", "board_size": 19, "active_round": 4, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 121988, "name": "Ode to Spring Tournament", "director": { "id": 1436588, "username": "Arrow A6 anti-", "country": "zz", "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png", "ratings": { "version": 5, "overall": { "rating": 588.6751839572613, "deviation": 80.73457404236709, "volatility": 0.0636275307525229 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "<H2><a Href=\"https://online-go.com/group/13797\"><span style=\"color:gold;\"><u>Go Advance forward forever<a Href=\"https://online-go.com/group/13797\">\nwelcome to join</u>\n</a></h2>\n\n\n<!-- https://youtube.com/watch?v=jdzFs0pxUt8 -->\n\n<p>\n<embed src=\"https://www.youtube.com/embed/jdzFs0pxUt8\"width=\"320\" height=\"180\">\n</p>\n\n<!-- https://youtube.com/watch?v=S5n7Jfa7Ryk -->\n\n<p>\n<embed src=\"https://www.youtube.com/embed/HfO6A3AKuF8\"width=\"320\" height=\"180\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/S5n7Jfa7Ryk\"width=\"320\" height=\"180\">\n</p>\n\n\n<a href=\"https://info.flagcounter.com/C9p2\"><img src=\"https://s11.flagcounter.com/map/C9p2/size_s/txt_008000/border_000000/pageviews_1/viewers_1/flags_1/\" alt=\"Flag Counter\" border=\"0\"></a>\n\n\n <H3><a Href=\"https://online-go.com/group/13797\"><span style=\"color: lightgreen;\"><u>春之言蠢也 万物蠢然而生</u>\n</a></h3>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13797, "name": " 无间勤碁术化 Go Advance forward forever", "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": false, "time_start": "2024-11-11T03:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-11T03:00:13.104123Z", "ended": "2025-06-11T21:48:30.092063Z", "start_waiting": "2024-11-11T03:00:12.642912Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 28, "ranked": true }, { "id": 137486, "name": "Go Zodiac Friendship Games Online ราศีฉลู รุ่น B กระดาน 19x19 (1-2 ดั้ง)", "director": { "id": 912066, "username": "cp01", "country": "un", "icon": "https://user-uploads.online-go.com/de68cddd8756dc15dabf0412cd45dfe9-64.png", "ratings": { "version": 5, "overall": { "rating": 1025.93061700216, "deviation": 107.2899597198185, "volatility": 0.06005411806588447 } }, "ranking": 15.509507700673431, "professional": false, "ui_class": "" }, "description": "แต้มต่อ 6.5 คะแนน", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10404, "name": "Zodiac กลุ่ม B(1-2 ดั้ง)", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 124, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-27T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-02-27T10:00:41.909996Z", "ended": "2026-02-27T12:07:01.348197Z", "start_waiting": "2026-02-27T10:00:41.615962Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png", "player_count": 13, "ranked": true } ] }
