Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=1765
{ "count": 59073, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1766", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1764", "results": [ { "id": 34197, "name": "Live 9x9 Double Elimination Tournament 2018-02-02 02:30", "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:20260321T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-21T18:00:19.255409Z", "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": "2026-03-21T22:00:00Z", "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": "2018-02-02T02:30:48.672789Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-02-02T02:31:50.593081Z", "ended": "2018-02-02T02:56:08.748608Z", "start_waiting": "2018-02-02T02:31:50.373421Z", "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": 33286, "name": "🚨New year tournament", "director": { "id": 444216, "username": "player ten", "country": "zz", "icon": "https://user-uploads.online-go.com/4c8d2e2a5e6becc824de3387b5426d4c-64.png", "ratings": { "version": 5, "overall": { "rating": 1672.4556988551983, "deviation": 66.36903702777487, "volatility": 0.059989963822952797 } }, "ranking": 26.82274845102497, "professional": false, "ui_class": "" }, "description": "The earth has just finished its orbit around the sun. See how fast you can orbit your mind around the goban.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 30, "max_time": 60, "time_increment": 10, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1600, "name": " Soliton𝛁", "summary": "\n<head>\n<style>\n h1, h2, h3{ color:;\n font-size:1.175em;\n background-color: #;\n border-left: px solid #;\n font-family:roboto, hevetica;\n line-height:2.5;\n }\n</style>\n</head>\n\n<body>\n\n<p style=\"color:black;font-family:roboto;border-left:12p", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 226, "icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-64.png" }, "auto_start_on_max": false, "time_start": "2017-12-31T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-17T05:23:13.808763Z", "ended": "2018-02-17T05:38:14.999575Z", "start_waiting": "2018-02-17T05:23:13.523301Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-15.png", "player_count": 5, "ranked": true }, { "id": 35630, "name": "Live 9x9 Double Elimination Tournament 2018-03-21 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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260321T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-21T18:00:19.255409Z", "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": "2026-03-21T22:00:00Z", "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": "2018-03-21T14:30:07.176767Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-03-21T14:30:09.815556Z", "ended": "2018-03-21T15:19:32.354223Z", "start_waiting": "2018-03-21T14:30:09.305234Z", "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": 39073, "name": "Blitz 19x19 Elimination Tournament 2018-07-14 09:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260321T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-21T17:00:22.298985Z", "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": "2026-03-21T21:00:00Z", "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": "2018-07-14T09:30:35.344931Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-07-14T09:30:38.908873Z", "ended": "2018-07-14T10:13:28.100916Z", "start_waiting": "2018-07-14T09:30:37.653313Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 35663, "name": "Fast Correspondence Tournament – April 2018 (B)", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1549.3067567557982, "deviation": 62.35310715568795, "volatility": 0.05973738298831722 } }, "ranking": 25.052110341098295, "professional": false, "ui_class": "supporter moderator" }, "description": "Correspondence but fast paced tournament.\n\n**Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).**", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 172800, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "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": 820, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-31T01:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2018-03-31T01:00:33.746132Z", "ended": "2018-05-17T15:36:35.998865Z", "start_waiting": "2018-03-31T01:00:28.239282Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 38362, "name": "1st Continental Go World Cup-Qualification Phase for South America: Category 14-10k (Group 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": "Hello <br>\nThis is the qualification phase for the South America players who has a level between 14k and 10k.<br>\n(This is the group n°1. The winner of this group will play a final qualification phase against the winners of the other groups of the same category.)\n<br>\n<span style=\"color:red;\">REMEMBER THAT YOUR FLAG MUST MATCH WITH THE CONTINENT (for example, brazilian or uruguayan flag are considered as South American flags).</p>\nHave fun :)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 59520, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 172800, "max_time": 259200, "time_increment": 57600, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2514, "name": "Continental and World Go Cups Group", "summary": "You want to become World Champion or a Continental champion? 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"2026-03-21T22:00:00Z", "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": "2018-02-22T10:30:06.824699Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-02-22T10:30:08.834937Z", "ended": "2018-02-22T11:23:28.218997Z", "start_waiting": "2018-02-22T10:30:08.460205Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true } ] }
