Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=44
{ "count": 59896, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=45", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=43", "results": [ { "id": 139752, "name": "Torneo Ludico", "director": { "id": 2013051, "username": "josetiburcio93", "country": "un", "icon": "https://secure.gravatar.com/avatar/69bb8aa39334801a019bec80bcd2e051?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 710.3615547953566, "deviation": 250, "volatility": 0.06 } }, "ranking": 7.000000000000001, "professional": false, "ui_class": "provisional" }, "description": "Torneo ludico de go , Inteligencia Artificial 7000", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 12, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 6, "initial_time": 180, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16385, "name": "UNAM FC IA 7000", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": true, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-04-30T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-02T06:49:48.890374Z", "ended": "2026-05-02T07:00:13.269132Z", "start_waiting": "2026-05-02T06:49:48.849253Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 123150, "name": "13x13 New Zealand Handicap D.E. #12", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "nz", "time_per_move": 90782, "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 79, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-01-11T04:13:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-08T18:27:48.997135Z", "ended": "2025-07-10T08:12:31.262050Z", "start_waiting": "2025-01-08T18:27:48.870011Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true }, { "id": 133732, "name": "The Best of 2025", "director": { "id": 1818077, "username": "时光和褚嬴呀", "country": "un", "icon": "https://secure.gravatar.com/avatar/65467471f69c780786a014ecc51b00f8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1281.5029489749418, "deviation": 69.37727901897037, "volatility": 0.06014234606192959 } }, "ranking": 20.658842028855847, "professional": false, "ui_class": "" }, "description": "Only the champion will be recorded", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 25019, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 21600, "initial_time": 432000, "max_time": 864000 }, "is_open": true, "exclude_provisional": false, "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": 8900, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-11-10T10:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-10T10:00:12.541709Z", "ended": "2026-04-29T12:42:51.846344Z", "start_waiting": "2025-11-10T10:00:12.414916Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 14, "ranked": true }, { "id": 61160, "name": "hello", "director": { "id": 788251, "username": "Tau628", "country": "un", "icon": "https://user-uploads.online-go.com/65a940d38e6d25d30dea6ca7352954c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1199.7342564468086, "deviation": 190.32590700393953, "volatility": 0.059997221074396596 } }, "ranking": 19.132481765435262, "professional": false, "ui_class": "provisional" }, "description": "bye vdffsd;fds", "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": false, "group": { "id": 5871, "name": "68 66 83 80 68 33 32", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-28T02:30:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-28T02:30:11.252304Z", "ended": "2020-05-28T02:30:15.788074Z", "start_waiting": "2020-05-28T02:30:11.144911Z", "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": 61161, "name": "hello", "director": { "id": 788251, "username": "Tau628", "country": "un", "icon": "https://user-uploads.online-go.com/65a940d38e6d25d30dea6ca7352954c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1199.7342564468086, "deviation": 190.32590700393953, "volatility": 0.059997221074396596 } }, "ranking": 19.132481765435262, "professional": false, "ui_class": "provisional" }, "description": "hello", "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": false, "group": { "id": 5871, "name": "68 66 83 80 68 33 32", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-28T02:32:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-28T02:32:11.495342Z", "ended": "2020-05-28T02:36:18.318411Z", "start_waiting": "2020-05-28T02:32:11.290999Z", "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": 105630, "name": "梁浚軒 蔡芷桐", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "梁浚軒\n蔡芷桐", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1500, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-07-22T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-07-22T07:15:21.313581Z", "ended": "2023-07-22T08:06:16.890408Z", "start_waiting": "2023-07-22T07:15:21.268263Z", "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": 127889, "name": "JORNADA 10 DE ENTRENAMIENTO AVANZADO DE GO PRIMAVERA 2025", "director": { "id": 798921, "username": "María Macedo", "country": "mx", "icon": "https://user-uploads.online-go.com/4df35b493e298fb3594992b02fea43f3-64.png", "ratings": { "version": 5, "overall": { "rating": 817.3044917836578, "deviation": 60.43507387969998, "volatility": 0.059412164495479314 } }, "ranking": 10.246501547988986, "professional": false, "ui_class": "" }, "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 37, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14953, "name": "Kanik", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-04-27T00:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2025-05-27T01:09:35.915201Z", "ended": "2025-05-27T01:27:33.033608Z", "start_waiting": "2025-05-27T01:09:35.869271Z", "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": 38067, "name": "Alternative 1", "director": { "id": 472707, "username": "Rorimuha", "country": "de", "icon": "https://secure.gravatar.com/avatar/8db3342c496531b5e52bf3d1829e9bed?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1516.498123369883, "deviation": 65.47420203284265, "volatility": 0.0595946253187008 } }, "ranking": 24.55661314647885, "professional": false, "ui_class": "" }, "description": "description:)", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "period_time": 10, "main_time": 300, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1807, "name": "Isnirekikari", "summary": "Hi, this is a group for players with 25kyu till 1kyu. Especially beginners are welcome! In this group everyone should be able to play, without having to pay attention on the rank difference problem.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/df363079a96b4c95cc28e1450823817d-64.png" }, "auto_start_on_max": true, "time_start": "2018-06-11T19:40:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-06-11T19:40:56.782208Z", "ended": "2018-06-11T20:13:53.645178Z", "start_waiting": "2018-06-11T19:40:55.974941Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/df363079a96b4c95cc28e1450823817d-15.png", "player_count": 3, "ranked": true }, { "id": 72891, "name": "kamekameha who can win me get 1000us dollars", "director": { "id": 870442, "username": "黃承知", "country": "hk", "icon": "https://secure.gravatar.com/avatar/5433da5717f82e70cf5c0854d6da3188?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1254.9136618366456, "deviation": 138.2059692848469, "volatility": 0.060000009826562874 } }, "ranking": 20.173460767633475, "professional": false, "ui_class": "" }, "description": "in the match will say", "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": 38, "name": "reddit", "summary": "/r/baduk", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2284, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-22T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-23T05:37:37.544138Z", "ended": "2021-07-02T08:00:18.424293Z", "start_waiting": "2021-03-23T05:37:37.450989Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png", "player_count": 4, "ranked": true }, { "id": 109451, "name": "M2/5 : ทดสอบระบบการแข่งขันออนไลน์", "director": { "id": 779033, "username": "T.Boss Chanatip", "country": "th", "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png", "ratings": { "version": 5, "overall": { "rating": 2050.511863649683, "deviation": 72.26620540796593, "volatility": 0.06006501627688422 } }, "ranking": 31.540635733245868, "professional": false, "ui_class": "" }, "description": "มาเล่นกันนนน", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 4787, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13760, "name": "Satit PIM M1-M3 Class T.Boss", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 858, "icon": "https://user-uploads.online-go.com/01bddb523006f2ecdc9fc4c2a6c4172b-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-10T06:50:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-11-10T06:50:29.905478Z", "ended": "2023-11-16T06:51:09.637052Z", "start_waiting": "2023-11-10T06:50:29.710057Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/01bddb523006f2ecdc9fc4c2a6c4172b-15.png", "player_count": 20, "ranked": true } ] }