Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=3635
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true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-01-23T19:00:37.775397Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-01-23T19:01:07.845989Z", "ended": "2019-04-01T01:04:55.258859Z", "start_waiting": "2019-01-23T19:01:05.450764Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 10000, "name": "FSTS Winter 2016 Rumble", "director": { "id": 135535, "username": "DarkSpirit", "country": "_CIS", "icon": "https://user-uploads.online-go.com/3ff0cbeb74378914ca08a8ab7741274f-64.png", "ratings": { "version": 5, "overall": { "rating": 1368.452026020624, "deviation": 62.29275318546769, "volatility": 0.05999468544710196 } }, 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"2016-02-01T10:31:02.401530Z", "ended": "2019-07-25T05:15:00.818609Z", "start_waiting": "2016-02-01T10:30:59.240729Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png", "player_count": 50, "ranked": true }, { "id": 91967, "name": "แข่งขันภายในประจำเดือนกรกฎาคม", "director": { "id": 779033, "username": "T.Boss Chanatip", "country": "th", "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png", "ratings": { "version": 5, "overall": { "rating": 2061.8102023964366, "deviation": 71.59224853796127, "volatility": 0.06006389214999419 } }, "ranking": 31.667842307001894, "professional": false, "ui_class": "" }, "description": "รายชื่อ : กาย แมค เบนลี่ย์ บีม", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 16, "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": 10100, "name": "Class Mr.Boss", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 37, "icon": "https://user-uploads.online-go.com/a7deae48f8d7c9175dfafdf4122b30eb-64.png" }, "auto_start_on_max": false, "time_start": "2022-07-02T08:23:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-07-02T08:23:05.691593Z", "ended": "2022-09-18T17:13:20.142387Z", "start_waiting": "2022-07-02T08:23:05.429677Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a7deae48f8d7c9175dfafdf4122b30eb-15.png", "player_count": 4, "ranked": true }, { "id": 44898, "name": "Blitz 19x19 Elimination Tournament 2019-01-22 21:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260820T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-20T17:00:29.851192Z", "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": "2026-08-20T21:00:00Z", "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": "2019-01-22T21:30:43.068935Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-01-22T21:30:45.397209Z", "ended": "2019-01-22T21:44:58.559608Z", "start_waiting": "2019-01-22T21:30:45.003293Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 86845, "name": "Absolute Fortnight - july 2022", "director": { "id": 710368, "username": "Macrophage", "country": "un", "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png", "ratings": { "version": 5, "overall": { "rating": 1715.349175103596, "deviation": 66.16373779755529, "volatility": 0.0597587399435738 } }, "ranking": 27.408990620885852, "professional": false, "ui_class": "" }, "description": "-----\nNo pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified. This ensures the games are fast.\n\n**Beware that this is fast correspondence.**\n\nAlso, please do not use AI.\n\n---------------\n* Previous tournament:\nhttps://online-go.com/tournament/84461\n* Next tournament:\nhttps://online-go.com/tournament/90113", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 831, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2022-06-30T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-06-30T23:00:42.681646Z", "ended": "2022-09-18T15:48:05.339019Z", "start_waiting": "2022-06-30T23:00:40.151737Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 54, "ranked": true }, { "id": 138469, "name": "So fast, not so strong #2", "director": { "id": 1901664, "username": "deleted-0d14e7ba-294c-4f05-8a2d-598440adbd99", "country": "ru", "icon": "https://user-uploads.online-go.com/008409a8b0f615c9df2146442d116588-64.png", "ratings": { "version": 5, "overall": { "rating": 1155.0950809191593, "deviation": 69.95506381986796, "volatility": 0.060030168361559944 } }, "ranking": 18.25469354843633, "professional": false, "ui_class": "" }, "description": "Go, beginners!\nVery fast, not strong =)\n\n!!!Disqualification is awarded for a vacation or a game pause.!!!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 4140, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 86400, "stones_per_period": 25 }, "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": 18112, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-06T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2026-04-06T06:21:49.696202Z", "ended": null, "start_waiting": "2026-04-06T06:21:47.419075Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 22, "ranked": true }, { "id": 136386, "name": "black stone#18", "director": { "id": 635044, "username": "15.03", "country": "jp", "icon": "https://user-uploads.online-go.com/c95b24310a554e4ebac113077793f721-64.png", "ratings": { "version": 5, "overall": { "rating": 1783.3540070501156, "deviation": 75.86744619388789, "volatility": 0.0601580575701242 } }, "ranking": 28.309044202129865, "professional": false, "ui_class": "" }, "description": "มินิการแข่งขันหมากล้อม แบบสั้น โกะเร็ว 10 นาที เบียวโยมิ 10 วิ", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "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": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14619, "name": "black stone go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": true, "member_count": 75, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-01-15T12:35:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2026-01-15T12:37:50.288761Z", "ended": "2026-01-15T14:49:41.738093Z", "start_waiting": "2026-01-15T12:37:50.171988Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 44512, "name": "สาระ-rail361! tour ครั้งที่ 7.5", "director": { "id": 148806, "username": "โอ๋ชิงหยวน", "country": "th", "icon": "https://user-uploads.online-go.com/d3f8fcc6dbd4915bc123f62b337be552-64.png", "ratings": { "version": 5, "overall": { "rating": 1492.5969375459106, "deviation": 64.40112439786603, "volatility": 0.05947850371808418 } }, "ranking": 24.188845377498144, "professional": false, "ui_class": "" }, "description": "#just in case, I am leisure and welcome everybody.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15840, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 129600, "max_time": 345600, "time_increment": 14400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2571, "name": "Go World Wide", "summary": "enjoy", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 90, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png" }, "auto_start_on_max": false, "time_start": "2019-01-23T03:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 17, "max_ranking": 33, "analysis_enabled": true, "exclusivity": "open", "started": "2019-01-23T03:00:07.324709Z", "ended": "2019-02-21T11:08:03.323296Z", "start_waiting": "2019-01-23T03:00:06.556540Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png", "player_count": 10, "ranked": true }, { "id": 44521, "name": "DDK.NL Go Club - January HDDK Swiss", "director": { "id": 463810, "username": "SuzieKyu", "country": "nl", "icon": "https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png", "ratings": { "version": 5, "overall": { "rating": 1171.4995125731932, "deviation": 63.025646037873635, "volatility": 0.06000597450469722 } }, "ranking": 18.5811525604583, "professional": false, "ui_class": "" }, "description": "Monthly Swiss tournament for high ddk players", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "simple", "speed": "correspondence", "system": "simple", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 2979, "name": "Internatio.NL Go Club", "summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 64, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png" }, "auto_start_on_max": false, "time_start": "2019-01-23T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 16, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2019-01-23T11:00:35.436395Z", "ended": "2019-05-10T03:59:11.279814Z", "start_waiting": "2019-01-23T11:00:34.946847Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 7, "ranked": true } ] }
