Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-id&page=3223
{ "count": 58903, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=3224", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=3222", "results": [ { "id": 64948, "name": "Live 9x9 Double Elimination Tournament 2020-09-01 10:30", "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:20260310T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-10T14:00:38.656278Z", "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": "2026-03-10T18:00:00Z", "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": "2020-09-01T10:30:10.036630Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-09-01T10:30:12.202571Z", "ended": "2020-09-01T11:03:04.099257Z", "start_waiting": "2020-09-01T10:30:11.494794Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 64944, "name": "Autumn olympic games 2020(№5) (19х19)", "director": { "id": 776814, "username": "Korotrov 19", "country": "ua", "icon": "https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png", "ratings": { "version": 5, "overall": { "rating": 1627.5011666778498, "deviation": 60.69603575167428, "volatility": 0.06006221360900416 } }, "ranking": 26.191975476154177, "professional": false, "ui_class": "" }, "description": "The tournament starts in early November.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 96000, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 864000, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17844, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2020-10-24T21:00:00Z", "players_start": 225, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-24T21:00:32.496766Z", "ended": null, "start_waiting": "2020-10-24T21:00:00.908525Z", "board_size": 19, "active_round": 11, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 239, "ranked": true }, { "id": 64940, "name": "live tournament 1", "director": { "id": 777418, "username": "Station Officer Steel", "country": "un", "icon": "https://user-uploads.online-go.com/122dc4aeec32daba4376c4fd6f70576f-64.png", "ratings": { 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"subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-01T04:00:54.259434Z", "ended": "2020-09-01T04:06:03.868710Z", "start_waiting": "2020-09-01T04:00:54.054216Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 64939, "name": "gnjksgbsgs", "director": { "id": 816816, "username": "黃銘澤", "country": "ca", "icon": "https://user-uploads.online-go.com/b47b69026bf79459b6e42391604a39bc-64.png", "ratings": { "version": 5, "overall": { "rating": 1246.0538433752113, "deviation": 64.6600466078934, "volatility": 0.059987309352680394 } }, "ranking": 20.00943971980869, "professional": false, "ui_class": "" }, "description": "bgdjnbdjkl/sfg", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5351, "name": "2025vs ", "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 193, "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-01T03:40:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2020-09-01T03:40:53.288009Z", "ended": "2020-09-01T03:54:19.441680Z", "start_waiting": "2020-09-01T03:40:53.137433Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png", "player_count": 3, "ranked": true }, { "id": 64938, "name": "jghikdnghdj,gh", "director": { "id": 816816, "username": "黃銘澤", "country": "ca", "icon": "https://user-uploads.online-go.com/b47b69026bf79459b6e42391604a39bc-64.png", "ratings": { "version": 5, "overall": { "rating": 1246.0538433752113, "deviation": 64.6600466078934, "volatility": 0.059987309352680394 } }, "ranking": 20.00943971980869, "professional": false, "ui_class": "" }, "description": "iudgijdglihdghj", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4812, "name": "2021 回歸盃圍棋手合賽 B組", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "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": "2020-09-01T03:25:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-01T03:25:52.777707Z", "ended": "2020-09-01T03:30:25.873173Z", "start_waiting": "2020-09-01T03:25:52.438741Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 64937, "name": "small tournament #2", "director": { "id": 736023, "username": "2026vs.", "country": "hk", "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png", "ratings": { "version": 5, "overall": { "rating": 1529.4955917779457, "deviation": 63.196335111054026, "volatility": 0.060307009572073786 } }, "ranking": 24.754179686665076, "professional": false, "ui_class": "" }, "description": "small and fast", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5351, "name": "2025vs ", "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 193, "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-05T04:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-09-02T02:27:56.026065Z", "ended": "2020-10-27T04:51:37.213525Z", "start_waiting": "2020-09-02T02:27:55.728285Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png", "player_count": 5, "ranked": true }, { "id": 64935, "name": "Play with bot 16 19x19", "director": { "id": 798997, "username": "noob_bot", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/c0482108c2d871387c75860f532c7f8c-64.png", "ratings": { "version": 5, "overall": { "rating": 1495.7536705858586, "deviation": 58.60097919962237, "volatility": 0.05545761051408218 } }, "ranking": 24.237754228325677, "professional": false, "ui_class": "bot" }, "description": "Fast correspondence tournament, human/bot are welcome.\n\nGame result is NOT important.\n\nThis is running for debug & test.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 885, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-02T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-02T10:00:13.220250Z", "ended": "2020-09-04T23:22:49.428813Z", "start_waiting": "2020-09-02T10:00:12.938228Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 7, "ranked": true }, { "id": 64930, "name": "Live 9x9 Double Elimination Tournament 2020-08-31 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:20260310T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-10T14:00:38.656278Z", "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": "2026-03-10T18:00:00Z", "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": "2020-08-31T22:30:37.967671Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-08-31T22:30:39.511707Z", "ended": "2020-08-31T22:58:01.850085Z", "start_waiting": "2020-08-31T22:30:39.261155Z", "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": 64927, "name": "20 Encuentro de Go en línea, septiembre 2020", "director": { "id": 607938, "username": "kido.go.baduk", "country": "mx", "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png", "ratings": { "version": 5, "overall": { "rating": 737.7046137263186, "deviation": 68.20913185753804, "volatility": 0.06058593027435129 } }, "ranking": 7.874362062534066, "professional": false, "ui_class": "" }, "description": "Diviértanse mucho!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 237, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-05T22:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "group", "started": "2020-09-05T22:30:55.499891Z", "ended": "2020-09-06T00:12:17.954415Z", "start_waiting": "2020-09-05T22:30:54.475150Z", "board_size": 13, "active_round": null, "icon": 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"time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-12T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-09-01T19:00:32.761710Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-01T19:00:42.257701Z", "ended": "2020-09-26T10:55:28.326372Z", "start_waiting": "2020-09-01T19:00:33.779769Z", "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 } ] }
