Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=started&page=5815
{ "count": 58834, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=started&page=5816", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=started&page=5814", "results": [ { "id": 135919, "name": "Live 9x9 Double Elimination Tournament 2025-12-31 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260303T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-03T22:00:19.352101Z", "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": "2026-03-04T02:00:00Z", "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": "2025-12-31T14:30:45.761240Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-12-31T14:31:45.850735Z", "ended": "2025-12-31T15:01:26.706734Z", "start_waiting": "2025-12-31T14:31:45.738620Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 9, "ranked": true }, { "id": 135848, "name": "Handicap Arena 2025 - 105", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1120.0744366839263, "deviation": 63.65462468299386, "volatility": 0.06007243332582177 } }, "ranking": 17.541962522843974, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 101, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-31T16:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T15:05:03.946948Z", "ended": null, "start_waiting": "2025-12-31T15:05:03.104153Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 123820, "name": "Happy New Year!!!!🥳", "director": { "id": 1137358, "username": "5k bot", "country": "un", "icon": "https://user-uploads.online-go.com/8f4cf69f7c9dbc27182081f5ff88be5c-64.png", "ratings": { "version": 5, "overall": { "rating": 1634.9416517835289, "deviation": 65.32242502992433, "volatility": 0.060022478894750174 } }, "ranking": 26.297569681736874, "professional": false, "ui_class": "" }, "description": "Happy New Year!🥳", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 52, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 40, "initial_time": 1500, "max_time": 4200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11648, "name": "25k-12k Lv", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-12-31T16:01:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T16:01:47.356157Z", "ended": "2025-12-31T21:12:22.575757Z", "start_waiting": "2025-12-31T16:01:45.820544Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 69, "ranked": true }, { "id": 135628, "name": "สาระRA!Ls New Year ครั้งที่ 83", "director": { "id": 148806, "username": "โอ๋ชิงหยวน", "country": "th", "icon": "https://user-uploads.online-go.com/d3f8fcc6dbd4915bc123f62b337be552-64.png", "ratings": { "version": 5, "overall": { "rating": 1509.524434648941, "deviation": 65.82091186646322, "volatility": 0.059492438825739416 } }, "ranking": 24.449911245483396, "professional": false, "ui_class": "" }, "description": "RESPECT", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "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": 91, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-31T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 22, "max_ranking": 34, "analysis_enabled": false, "exclusivity": "open", "started": "2025-12-31T17:00:46.291214Z", "ended": "2026-01-30T04:18:38.650262Z", "start_waiting": "2025-12-31T17:00:45.845898Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png", "player_count": 8, "ranked": true }, { "id": 135922, "name": "Blitz 19x19 Elimination Tournament 2025-12-31 17:30", "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:20260304T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-04T01:00:19.362354Z", "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": "2026-03-04T05:00:00Z", "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": "2025-12-31T17:30:46.320750Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-12-31T17:31:45.926173Z", "ended": "2025-12-31T17:56:54.146989Z", "start_waiting": "2025-12-31T17:31:45.849084Z", "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": 127822, "name": "New year tournament 2026🏆", "director": { "id": 1744286, "username": "GM.Chu1wee.PBI", "country": "zz", "icon": "https://user-uploads.online-go.com/45cb97a3beda09bd740546bd842ed7b2-64.png", "ratings": { "version": 5, "overall": { "rating": 676.3934248137774, "deviation": 66.26174558512402, "volatility": 0.060065171175311335 } }, "ranking": 5.8656690662357205, "professional": false, "ui_class": "" }, "description": "Let’s fun <h3><p style=\"color:#FFAFB0;\"> [25k]-[1k] [1d]-[9d] [1p]-[9p] and no rank</h3></p>can come to this tournament!\n<b class=\"hr anim\"></b>\n\n<img src=\"https://www.gifcen.com/wp-content/uploads/2021/12/new-year-gif-33.gif\" width=\"400\" height=\"200\">\n<b class=\"hr anim\"></b>\n\n<img src=\"https://s05.flagcounter.com/count2/7OVT/bg_000000/txt_00FF00/border_000000/columns_5/maxflags_12/viewers_New+year+tournament+2026/labels_1/pageviews_1/flags_0/percent_0/\" alt=\"Flag Counter\" border=\"0\">\n\n\n<link rel=\"stylesheet\" type=\"textcss\" href=\"https://poonpun-page.neocities.org/GM.chu1Wee.PBI.css\">\n<link rel=\"stylesheet\" type=\"textcss\" href=\"https://poonpun-page.neocities.org/Rainbow.css\"> \n<div class=\"moving-x-container\"> \n<div class=\"moving-y-container\"> \n<div class=\"sai-container\"> \n<div class=\"backdrop\"> \n<div class=\"stone-container\"> \n<div class=\"stone black\"></div> \n<div class=\"stone white\"></div> \n<div class=\"stone black\">\n<link rel=\"stylesheet\" type=\"text/css\" href=\"https://poonpun-page.neocities.org/FlySai.css\">\n</div></div></div> \n<embed class=\"sai-ghostly-outline\" src=\"https://poonpun-page.neocities.org/fujiwara-no-sai-dancing.svg\"> \n<img class=\"flying-sai\" src=\"https://poonpun-page.neocities.org/fujiwara-no-sai-dancing.png\"></div>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14340, "name": "HackerGO.", "summary": "<strong><h1>Welcome to my group page!!!</strong></h1>\n<strong><h2> This page make by css.</strong></h2>\n\n<b class=\"hr anim\"></b>\n<h2>Free source for decorate profile</h2>\nIf you like the design of my page, add the following line to your bio:\n\n(link rel=\"st", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 101, "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-31T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T18:00:47.223112Z", "ended": null, "start_waiting": "2025-12-31T18:00:45.852163Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-15.png", "player_count": 93, "ranked": true }, { "id": 135924, "name": "Live 9x9 Double Elimination Tournament 2025-12-31 18:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260303T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-03T22:00:19.352101Z", "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", 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"player_count": 5, "ranked": true }, { "id": 135896, "name": "Correspondence 9x9 RoundRobin 2025-12-31 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260303T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-03T19:00:19.395616Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "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": "2026-03-06T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": "2025-12-31T19:00:45.649690Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T19:00:45.936385Z", "ended": "2026-01-20T01:55:30.213807Z", "start_waiting": "2025-12-31T19:00:45.857827Z", "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": 135533, "name": "Comeback Tourney New Year 2026", "director": { "id": 183443, "username": "Jobie", "country": "eu", "icon": "https://secure.gravatar.com/avatar/651f74b83d7b87ec4b3e9304a5a71649?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1117.025498217864, "deviation": 67.40858888053906, "volatility": 0.05966084117966751 } }, "ranking": 17.4788603179844, "professional": false, "ui_class": "" }, "description": "This 2026 tournament has arrived. Join now or you have to wait until 2027.\n\nThis tournament series started and will hopefully not end with this tournament.\n\nRules:\n\nNo individual pause or vacation. If you are concerned your opponent is using vacation or pause, PM the tournament director with the link to your game. Violators will be disqualified if their opponent reports.\n\nNo sandbagging.\n\nNo AI support.\n\nNo provisional players.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 32219, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 28800, "initial_time": 432000, "max_time": 432000 }, "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": 17825, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-31T23:01:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T23:01:46.126902Z", "ended": null, "start_waiting": "2025-12-31T23:01:45.924684Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 17, "ranked": true }, { "id": 132622, "name": "Absolute Fortnight - Januari 2026", "director": { "id": 710368, "username": "Macrophage", "country": "un", "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png", "ratings": { "version": 5, "overall": { "rating": 1739.8556998584602, "deviation": 71.43003095076415, "volatility": 0.059785259018469754 } }, "ranking": 27.737385365688734, "professional": false, "ui_class": "" }, "description": "No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\n\n**Beware the absolute time control.**\n\nSmallest group point compensation: Players in the smallest group in each round will receive extra points such that the maximum obtainable point value is just one less than in the other groups.\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/130680\n\nNext tournament: https://online-go.com/tournament/132922", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "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": 814, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-01T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-01T00:00:48.018480Z", "ended": null, "start_waiting": "2026-01-01T00:00:45.940236Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 33, "ranked": true } ] }
