HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58701,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=5297",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=5295",
"results": [
{
"id": 134529,
"name": "Live 9x9 Double Elimination Tournament 2025-11-19 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:20251215T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-12-15T02:00:46.193761Z",
"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": "2025-12-15T06:00:00Z",
"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": "2025-11-19T14:30:07.423212Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-11-19T14:31:07.548669Z",
"ended": "2025-11-19T15:52:37.108101Z",
"start_waiting": "2025-11-19T14:31:07.422830Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 12,
"ranked": true
},
{
"id": 131132,
"name": "I love you three thousand",
"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": 1491.914270954214,
"deviation": 73.57474480494868,
"volatility": 0.06010422558092029
}
},
"ranking": 24.178254878237578,
"professional": false,
"ui_class": ""
},
"description": "World Cup Let's Go",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "korean",
"time_per_move": 60,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "live",
"pause_on_weekends": false,
"per_move": 60
},
"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": 8789,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "3025-12-31T11:00:00Z",
"players_start": 0,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 133559,
"name": "SajajinGoPro",
"director": {
"id": 845981,
"username": "Perro_uber",
"country": "uy",
"icon": "https://user-uploads.online-go.com/cacc8760d770af176fbd03a7d245b027-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 830.3451264122351,
"deviation": 67.71554129928008,
"volatility": 0.061688603376643565
}
},
"ranking": 10.612959309717072,
"professional": false,
"ui_class": ""
},
"description": "wasasa",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"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": false,
"group": {
"id": 15507,
"name": "ssssssssss",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 34,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-10-19T22:12:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-10-19T22:05:36.312058Z",
"ended": "2025-10-20T16:04:35.534612Z",
"start_waiting": "2025-10-19T22:05:36.108343Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12,
"ranked": true
},
{
"id": 133124,
"name": "ROAD to DAN",
"director": {
"id": 1864146,
"username": "컬리타임",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/911e6202829231fef8fc97edf966f6bd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1565.338970084568,
"deviation": 65.6042153628902,
"volatility": 0.059992707641604685
}
},
"ranking": 25.2904353700372,
"professional": false,
"ui_class": ""
},
"description": "This tournament is for players who want to play FAST CORRESPONDENCE.\n\nBE CAREFUL about the time settings.\n\nNo pause and No vacation, anyone who turns on the vacation mode or pauses a game, will be disqualified. (If you notice a player violating the above rules, please notify the tournament administrator.)\n\n\nThe top four players from each tournament will be invited to the upcoming Masters Tournament, which will feature 8 to 16 players.\n\nFeel free to give tips to your opponent after the game. It could be how we can improve Baduk/Go.\n\nOn 1st & 3rd Wednesday, the qualifiers of Road to Dan will be opened. \n\nDo not use AI",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "korean",
"time_per_move": 26226,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 25200,
"initial_time": 129600,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15442,
"name": "한국인 모임 / Korean Group / 2025",
"summary": "대한민국의 한국인들이 모여 함께 즐기는 활발한 OGS 한국인 모임입니다! :), Korean Group, Korean Go championship and league",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 9,
"icon": "https://user-uploads.online-go.com/377a0346bcce76aaa5ad5ac52cc177c6-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-10-07T20:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-07T15:51:33.959611Z",
"ended": null,
"start_waiting": "2025-10-07T15:51:33.816635Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/377a0346bcce76aaa5ad5ac52cc177c6-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 126566,
"name": "HAPPY GO #99 Double Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1870.2032105522585,
"deviation": 71.45132291555662,
"volatility": 0.05983833437594395
}
},
"ranking": 29.409855148757394,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-04-06T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 34,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-04-06T04:00:13.918223Z",
"ended": "2025-09-18T14:51:20.395636Z",
"start_waiting": "2025-04-06T04:00:13.790790Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 119940,
"name": "Monday Morning 19x19 #43",
"director": {
"id": 1246361,
"username": "katonal_edu",
"country": "hu",
"icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1519.4900345121234,
"deviation": 66.18700894543053,
"volatility": 0.05999710756939137
}
},
"ranking": 24.60224096962113,
"professional": false,
"ui_class": ""
},
"description": "To have a good start of the week you need to join this 19x19 #43 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87768,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12889,
"name": "Monday Morning",
"summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 46,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-10-14T08:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-10-14T08:00:31.559815Z",
"ended": "2025-09-17T03:32:04.668022Z",
"start_waiting": "2024-10-14T08:00:31.426646Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 130832,
"name": "Servus Oida Open Tournament #17",
"director": {
"id": 1285178,
"username": "VikingKoala",
"country": "eu",
"icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1092.9212943628368,
"deviation": 62.800010867634064,
"volatility": 0.059720650310572464
}
},
"ranking": 16.973839608150985,
"professional": false,
"ui_class": "supporter"
},
"description": "McMahon Kyu Player Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91187,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 5720,
"name": "Outside Go7",
"summary": "Die Gruppe für alle, die sonst im Go7 spielen.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-10-14T11:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 15,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-11T23:28:26.692066Z",
"ended": null,
"start_waiting": "2025-09-11T23:28:26.479872Z",
"board_size": 19,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12,
"ranked": true
},
{
"id": 123678,
"name": "πTournament",
"director": {
"id": 1436588,
"username": "Arrow A6 anti-",
"country": "zz",
"icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 588.6751839572613,
"deviation": 80.73457404236709,
"volatility": 0.0636275307525229
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n <meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<!-- <title>左对齐文本</title> -->\n\n <style>\n .left-align {\n \n \n text-align: left;\n }\n \n p {\n\n margin: 0;\n\n padding: 0;\n }\n\n </style>\n</head>\n<body>\n <div class=\"left-align\">\n <p><H2><I><a Href=\"https://online-go.com/group/13797\"><big><span style=\"color:pink;\">W</big><span style=\"color:yellow;\">e</span><big><big><span style=\"color: skyblue;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span style=\"color:orange;\">m</span><span style=\"color:yellow;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><br>\n <a Href=\"https://online-go.com/group/13797\">\n <span style=\"color:gold;\">无间勤碁术化<br><span style=\"color:purple;\">Go Advance forward forever</he></span></p> \n <P><a Href=\"https://online-go.com/group/13797\">\n <IMG src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9682e94fbb47d2ccab4998f738b6b042-128.png\"></p> \n \n <P><IMG src=\"https://media4.giphy.com/media/11JTxkrmq4bGE0/giphy.gif?cid=6c09b9525bmqpkj81egnar3ji8s1u8ysb75ohcn47y76avgg&ep=v1_internal_gif_by_id&rid=giphy.gif&ct=g\"width=\"160\"height=\"160\" /><IMG src=\"https://media.tenor.com/_Utilxgj8RUAAAAj/peach-goma-peach-and-goma.gif\"width=\"160\"height=\"160\" /></p> \n\n\n<!-- <P><IMG src=\"https://media1.tenor.com/m/LYZ3FOucgP4AAAAd/shinchan-mooning.gif\"width=\"160\"height=\"160\" /></p> -->\n\nWe enjoy playing Go\n\n</div>\n</body>\n</html>\n\n<hr />\n\n\nhttps://pt.m.wikipedia.org/wiki/Pi\n\n<p>\n<embed src=\"https://www.youtube.com/embed/OMq9he-5HUU\"width=\"380\" height=\"180\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/Skf8NTEnrO4\"width=\"380\" height=\"180\">\n</p>",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"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": 13797,
"name": " 无间勤碁术化 Go Advance forward forever",
"summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 491,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-12-31T04:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-31T04:00:35.490433Z",
"ended": "2025-09-10T00:11:10.922579Z",
"start_waiting": "2024-12-31T04:00:35.302739Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 131995,
"name": "მერვე ტურნირი.",
"director": {
"id": 21742,
"username": "დათო",
"country": "ge",
"icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2188.217274395995,
"deviation": 97.40479902700517,
"volatility": 0.06013689069472163
}
},
"ranking": 33.04533320130458,
"professional": false,
"ui_class": ""
},
"description": "მერვე ტურნირი.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 9,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "blitz",
"pause_on_weekends": false,
"time_increment": 3,
"initial_time": 180,
"max_time": 180
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 692,
"name": "Georgia - საქართველოს გოს ფედერაცია",
"summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 260,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-09-01T18:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2025-09-01T18:00:14.848645Z",
"ended": "2025-09-01T18:48:53.649337Z",
"start_waiting": "2025-09-01T18:00:14.686246Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 126807,
"name": "Go time!!",
"director": {
"id": 1621433,
"username": "flyguy",
"country": "us",
"icon": "https://user-uploads.online-go.com/26225a9e8368012ec10205e79c927c64-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 894.0453348007547,
"deviation": 80.36159555794829,
"volatility": 0.06001415988312059
}
},
"ranking": 12.324092824579763,
"professional": false,
"ui_class": ""
},
"description": "play fair and have fun!!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 14681,
"name": "Go Advance forever",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 17,
"icon": "https://user-uploads.online-go.com/308ba647ca6df28615debf845fb29ac7-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-04-20T16:00:00Z",
"players_start": 40,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/308ba647ca6df28615debf845fb29ac7-15.png",
"player_count": 12,
"ranked": true
}
]
}
