HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58830,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=499",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=497",
"results": [
{
"id": 130833,
"name": "Servus Oida Handicap Tournament #15",
"director": {
"id": 1285178,
"username": "VikingKoala",
"country": "eu",
"icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1072.9456869377227,
"deviation": 63.60815757528596,
"volatility": 0.0597156882368607
}
},
"ranking": 16.546806527662298,
"professional": false,
"ui_class": "supporter"
},
"description": "Handicap McMahon Kyu Player Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"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": "2025-09-23T11:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 12,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-01T16:59:23.007327Z",
"ended": null,
"start_waiting": "2025-09-01T16:59:22.819296Z",
"board_size": 19,
"active_round": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10,
"ranked": true
},
{
"id": 3223,
"name": "European Weekly Cup 9x9 SDK and Dan 9.11.2014. 18:00 UTC",
"director": {
"id": 52052,
"username": "ST000MA",
"country": "rs",
"icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1789.48348579711,
"deviation": 66.60806847688761,
"volatility": 0.062262084988687065
}
},
"ranking": 28.388475507073533,
"professional": false,
"ui_class": ""
},
"description": "For more information, see [European Tournament Group page](https://online-go.com/group/326).",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 42,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 40,
"main_time": 240,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 326,
"name": "European Weekly Cup",
"summary": "Our goal is to provide tournaments with a schedule oriented for european players. Non-european players are welcome !!!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 250,
"icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 21,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2014-11-09T19:00:29.227551Z",
"ended": "2014-11-09T19:15:05.796414Z",
"start_waiting": "2014-11-09T19:00:28.047756Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 112818,
"name": "19✖️19 Go Cup Tournament 2",
"director": {
"id": 1497408,
"username": "Ming Ming",
"country": "hk",
"icon": "https://user-uploads.online-go.com/0426093c662dcbaa2ed6ee379367fc28-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 808.4796202275077,
"deviation": 101.59414880347964,
"volatility": 0.06002207719886031
}
},
"ranking": 9.995179393337779,
"professional": false,
"ui_class": ""
},
"description": "For people who like 19✖️19\n\nhttps://online-go.com/tournament/112819 (3)",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 600,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "live",
"pause_on_weekends": false,
"per_move": 600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13995,
"name": "OGS Go Cup Title Tournaments",
"summary": "Hi, I am Go Cup Tournaments. The photo is a cup, that mean: Make tournament",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 22,
"icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-04-01T07:00:00Z",
"players_start": 3,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-01T07:00:02.783437Z",
"ended": "2024-04-01T07:51:08.178473Z",
"start_waiting": "2024-04-01T07:00:02.301377Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-15.png",
"player_count": 28,
"ranked": true
},
{
"id": 1708,
"name": "OGS Guanabara",
"director": {
"id": 39705,
"username": "RicardoSS",
"country": "_Pirate",
"icon": "https://user-uploads.online-go.com/3e98e14b6d78c9c77f4a1b83403816f5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1373.6760184907394,
"deviation": 76.37089042383647,
"volatility": 0.060034318475352545
}
},
"ranking": 22.266767031832742,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2012-06-18T23:07:20Z",
"ended": "2012-06-18T21:07:20Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0,
"ranked": true
},
{
"id": 135403,
"name": "Let's improve ourself! McMahon for 6k to high levels [FAST] # II",
"director": {
"id": 1872546,
"username": "Sch-Mentor",
"country": "001",
"icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nFast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 44568,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 172800
},
"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": 802,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-12-29T17:33:00Z",
"players_start": 16,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 24,
"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/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 19501,
"name": "Crimean Turtle Nines #3",
"director": {
"id": 345002,
"username": "CrimeanTurtle",
"country": "ru",
"icon": "https://user-uploads.online-go.com/79d5b65f4ba9fb17c50d05a9068cd244-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1339.9536649946358,
"deviation": 65.06816729052221,
"volatility": 0.06003832921095559
}
},
"ranking": 21.691365989754335,
"professional": false,
"ui_class": ""
},
"description": "Welcome to my funny competition!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 353,
"name": "Four Seasons Tournament Series",
"summary": "Серия турниров \"Четыре Сезона\"",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 623,
"icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-08-08T03:00:00Z",
"players_start": 3,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-08-08T03:00:57.421998Z",
"ended": "2016-09-05T04:56:53.692856Z",
"start_waiting": "2016-08-08T03:00:54.246952Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 81283,
"name": "9x9 D.E. 08/16/2021 🦎",
"director": {
"id": 584481,
"username": "Mulsiphix",
"country": "us",
"icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1723.508332937557,
"deviation": 67.30621035483453,
"volatility": 0.06024145341136911
}
},
"ranking": 27.51884388340188,
"professional": false,
"ui_class": "supporter"
},
"description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Humdrum Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 432000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 591,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-10-17T01:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-10-19T19:10:04.672388Z",
"ended": "2022-01-07T09:33:29.524948Z",
"start_waiting": "2021-10-19T19:10:04.518969Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 73508,
"name": "აპრილის სატურნირო მარათონის მეექვსე 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": "2021 წლის პირველი აპრილიდან, საქართველოს გოს ფედერაცა, ონლაინ სივრცეში online-go.com, ყოველდღიურად საღამოს 10 საათზე, ჩაატარებს ტურნირს - აპრილის თვის 8 ყველაზე აქტიური და საუკეთესო მოთამაშის გამოსავლენად. მონაწილეობა უფასოა და ყველას შეუძლია, ვინც იცის გოს თამაშის წესები.\n\nთვის განმავლობაში სულ გაიმართება 30 ონლაინ ბლიც - ტურნირი . მონაწილეებს თითოეული ტურნირის შემდეგ მიენიჭებათ ქულები. ( პირველი ადგილი 4 ქულა. მეორე ადგილი 3 ქულა, მესამე ადგილი 2 ქულა , ხოლო მონაწილეობა 1 ქულა) პირველ მაისს შეჯამდება ქულები, რომლის მიხედვითაც გამოვლინდება თვის 8 საუკეთესო მოთამაშე. (ვინც მეტ ტურნირში მიიღებს მონაწილეობას შესაბამისად გამარჯვების მეტი შანსი ექნება.) მაისის თვეში, ქართული ჩაის მუზეუმში ჩატარდება ტურნირი. რომელშიც აპრილის თვის 8 საუკეთესო მოთამაშე მიიღებს მონაწილეობას. მათ შორის განაწილდება სოლიდური ფასიანი პრიზები, რომლებსაც ჩვენი სპონსორი - ქართული ჩაის მუზეუმი დააწესებს. გისურვებთ წარმატებას!",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 4,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "blitz",
"pause_on_weekends": false,
"time_increment": 3,
"initial_time": 150,
"max_time": 150
},
"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": "2021-04-06T18:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-04-06T18:00:35.920699Z",
"ended": "2021-04-06T18:57:58.567347Z",
"start_waiting": "2021-04-06T18:00:34.733757Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 23,
"ranked": true
},
{
"id": 129078,
"name": "Go is Ambient (16k-6k)",
"director": {
"id": 1770852,
"username": "deleted-03268d70-5a76-4572-a4cf-8e1d7c29f35a",
"country": "zz",
"icon": "https://user-uploads.online-go.com/1030f2e59ae95dd36f2c5a7017ab4b67-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 901.2290506982007,
"deviation": 64.69354502751011,
"volatility": 0.06001598019736532
}
},
"ranking": 12.509361340606132,
"professional": false,
"ui_class": ""
},
"description": "The salary is good, but I think I'll be in need until payday... Ah, living on 560,000 won is so happy.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15084,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 14400,
"initial_time": 86400,
"max_time": 604800
},
"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": 17667,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-07-01T03:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 14,
"max_ranking": 24,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-01T03:00:29.956957Z",
"ended": null,
"start_waiting": "2025-07-01T03:00:29.766080Z",
"board_size": 19,
"active_round": 6,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 19,
"ranked": true
},
{
"id": 73692,
"name": "🔥 For all the hungry DDKs – 🍵Go&Chill☕ Saturday DDK-only Live 19x19 Tournament",
"director": {
"id": 964524,
"username": "sir_husky_potato",
"country": "pl",
"icon": "https://user-uploads.online-go.com/7de8b2f81b8dcb92cb62c61ced7aec35-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1260.3254125652145,
"deviation": 63.62162471188757,
"volatility": 0.060002432316583344
}
},
"ranking": 20.273079308046103,
"professional": false,
"ui_class": "supporter"
},
"description": "For all the hungry DDKs who want to learn and play with opponents who at least give you a chance to win. Let's GO together!",
"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": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 24,
"name": "Double Digit Kyu Room",
"summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3608,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-04-10T14:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-04-10T14:00:32.372024Z",
"ended": "2021-04-10T15:15:26.127557Z",
"start_waiting": "2021-04-10T14:00:32.118656Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3,
"ranked": true
}
]
}
