HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58721,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5434",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5432",
"results": [
{
"id": 102191,
"name": "OST - Olympic System Tournament",
"director": {
"id": 1033608,
"username": "NetCat",
"country": "_United_Federation_of_Planets",
"icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1406.6650193080409,
"deviation": 70.55993802829255,
"volatility": 0.06003444046653894
}
},
"ranking": 22.81614654991628,
"professional": false,
"ui_class": ""
},
"description": "Tournaments are held every Saturday\n\nJoin the OST community (^-^)",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91187,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 86400,
"initial_time": 604800,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11969,
"name": "OST GO",
"summary": "For Olympic tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-27T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-05-27T14:00:58.027738Z",
"ended": "2024-07-16T11:36:04.748315Z",
"start_waiting": "2023-05-27T14:00:57.813560Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png",
"player_count": 18,
"ranked": true
},
{
"id": 127238,
"name": "w2334e",
"director": {
"id": 1753367,
"username": "rgfrfergegeger",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/b5cafee46e8ad8ad51767868f6d686b7?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1477.3075423447413,
"deviation": 120.27960261630055,
"volatility": 0.06000742273665568
}
},
"ranking": 23.950485774847156,
"professional": false,
"ui_class": ""
},
"description": "dfsgsfsfsfsfv",
"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": 11320,
"name": "Україна",
"summary": "",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 25,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-04-07T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-04-07T19:00:14.223739Z",
"ended": "2025-04-07T19:23:32.295110Z",
"start_waiting": "2025-04-07T19:00:14.147483Z",
"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": 110465,
"name": "Kranj 50",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 829.3659685300282,
"deviation": 63.70829844524693,
"volatility": 0.05991115081900641
}
},
"ranking": 10.585644305711897,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 38051,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 36000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 374,
"name": "Slovenija",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 53,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-12-14T16:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 16,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-12-14T16:00:34.956436Z",
"ended": "2024-09-22T20:14:39.656011Z",
"start_waiting": "2023-12-14T16:00:34.644913Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
"player_count": 15,
"ranked": true
},
{
"id": 110155,
"name": "Blitz 19x19 Elimination Tournament 2023-11-30 13:30",
"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:20251216T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-16T05:01:03.331202Z",
"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": "2025-12-16T09:00:00Z",
"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": "2023-11-30T13:30:33.368649Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-11-30T13:31:25.522071Z",
"ended": "2023-11-30T13:54:35.819246Z",
"start_waiting": "2023-11-30T13:31:25.271737Z",
"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": 109542,
"name": "Aリーグ(2k+)",
"director": {
"id": 874208,
"username": "FUKO.S",
"country": "jp",
"icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2223.6792470440305,
"deviation": 70.68770340757553,
"volatility": 0.06003591440598194
}
},
"ranking": 33.41749167914204,
"professional": false,
"ui_class": "supporter"
},
"description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": false,
"group": {
"id": 7692,
"name": "Yushima Go Cafe (湯島囲碁喫茶)",
"summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 116,
"icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-11-16T11:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 28,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2023-11-16T11:00:52.346394Z",
"ended": "2023-12-10T10:42:17.786654Z",
"start_waiting": "2023-11-16T11:00:52.219778Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 110160,
"name": "Blitz 19x19 Elimination Tournament 2023-11-30 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 Sitewide Tournament",
"schedule": {
"id": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20251216T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-16T05:01:03.331202Z",
"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": "2025-12-16T09:00:00Z",
"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": "2023-11-30T17:30:33.905353Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-11-30T17:31:25.588637Z",
"ended": "2023-11-30T18:10:01.696552Z",
"start_waiting": "2023-11-30T17:31:25.430327Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6,
"ranked": true
},
{
"id": 67045,
"name": "Winter Olympic Games 2020 (№7) (19x19)",
"director": {
"id": 776814,
"username": "Korotrov 19",
"country": "ua",
"icon": "https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1627.5011666778498,
"deviation": 60.69603575167428,
"volatility": 0.06006221360900416
}
},
"ranking": 26.191975476154177,
"professional": false,
"ui_class": ""
},
"description": "Hello everyone. The tournament will start when there are 200 people.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 24000,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 14400,
"initial_time": 864000,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 7088,
"name": "Группа для создания Турниров!!!",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 32,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2020-12-06T22:00:00Z",
"players_start": 200,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-12-07T01:57:38.775975Z",
"ended": null,
"start_waiting": "2020-12-07T01:57:17.120512Z",
"board_size": 19,
"active_round": 24,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 200,
"ranked": true
},
{
"id": 110489,
"name": "19x19 Open D.E. Cup #53",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1295.3063181482353,
"deviation": 72.20008330498726,
"volatility": 0.060145531656261485
}
},
"ranking": 20.90686275508034,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-12-17T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-12-15T15:16:10.150727Z",
"ended": "2025-10-11T09:57:14.901662Z",
"start_waiting": "2023-12-15T15:16:10.012743Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 110911,
"name": "19x19 Open D.E. Cup #55",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1295.3063181482353,
"deviation": 72.20008330498726,
"volatility": 0.060145531656261485
}
},
"ranking": 20.90686275508034,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-12-31T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-12-25T08:46:09.160581Z",
"ended": "2025-11-27T18:07:00.274799Z",
"start_waiting": "2023-12-25T08:46:09.048069Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 111769,
"name": "Battle of Single Digit Kyu ✌️✌️",
"director": {
"id": 36904,
"username": "Lazy Teyong",
"country": "ph",
"icon": "https://user-uploads.online-go.com/0468704cc04364bdc65ed8779a2764ca-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1699.9962223367374,
"deviation": 65.13387161715029,
"volatility": 0.05993030580988166
}
},
"ranking": 27.20085749858745,
"professional": false,
"ui_class": ""
},
"description": "This is the battle for who is greater player of all time 🤣🤣✌️✌️✌️",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 259200,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2947,
"name": "Philippine Go Association",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 78,
"icon": "https://user-uploads.online-go.com/2597cc5fa7a9e1f4dc046250fcb33bf8-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-01-20T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-01-20T03:00:56.666939Z",
"ended": "2024-03-27T05:49:20.333562Z",
"start_waiting": "2024-01-20T03:00:56.184989Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2597cc5fa7a9e1f4dc046250fcb33bf8-15.png",
"player_count": 9,
"ranked": true
}
]
}