HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57968,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=753",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=751",
"results": [
{
"id": 129438,
"name": "EP.1.2",
"director": {
"id": 702782,
"username": "End of light",
"country": "th",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/94a4f13c5f45ec4006b4228b3352ad97-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1621.3852361448664,
"deviation": 63.30741100683398,
"volatility": 0.060005975912984975
}
},
"ranking": 26.104817021516276,
"professional": false,
"ui_class": ""
},
"description": "ตอนนีั",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 51,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 2700,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15421,
"name": "GO TH FOR END OF LIGHT",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 7,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4c41dacf73819b5918ef56dbe66d590c-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-06-14T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-14T07:27:36.899162Z",
"ended": "2025-06-14T07:29:42.545509Z",
"start_waiting": "2025-06-14T07:27:36.675353Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4c41dacf73819b5918ef56dbe66d590c-15.png",
"player_count": 4
},
{
"id": 103535,
"name": "Beat the Kyu, Be a Dan 2024",
"director": {
"id": 281554,
"username": "trung5000",
"country": "_DOOP",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bbd482f273f613d97a246c2d297b822c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1804.316191461462,
"deviation": 64.90776052407062,
"volatility": 0.0599233873752011
}
},
"ranking": 28.579570791594538,
"professional": false,
"ui_class": ""
},
"description": "Have you been playing Go for years, grinding tsumego for countless hours, and still find yourself stuck at the kyu level? You are not alone! \n\nJoin us in this annual tournament since 2019 where players like you, struggling at the kyu ranks, come together.\n\nThis tournament is all about fast-paced correspondence. Players who try to pause games or taking a vacation will be disqualified.\n\nNo pause/Vacation\n\nNo sandbagging\n\nNo AI support\n\n\n<img src=\"https://i.imgur.com/lMUqulz.png\" width=525 height=315>",
"schedule": null,
"title": null,
"tournament_type": "s_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": 7685,
"name": "24HGO_OGS",
"summary": "<audio src=\"/music/good_enough.mp3\" controls>\t\n<p>Fallback content goes here.</p>\n</audio>",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 85,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/605421e94b90e6e3b22ec09b80180283-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-12-31T16:00:00Z",
"players_start": 100,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 28,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-12-31T16:02:06.224216Z",
"ended": null,
"start_waiting": "2023-12-31T16:00:05.216403Z",
"board_size": 19,
"active_round": 3,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/605421e94b90e6e3b22ec09b80180283-15.png",
"player_count": 1880
},
{
"id": 129520,
"name": "Correspondence Weekly McMahon 19x19 2025-06-21 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20250929T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-09-29T17:00:29.222835Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-10-06T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": "2025-06-21T17:00:26.302315Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-21T17:00:28.895894Z",
"ended": null,
"start_waiting": "2025-06-21T17:00:27.393693Z",
"board_size": 19,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 27
},
{
"id": 129693,
"name": "Blitz 19x19 Elimination Tournament 2025-06-21 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:20251006T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-10-06T13:00:49.623497Z",
"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": "2025-10-06T17:00:00Z",
"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": "2025-06-21T17:30:28.917027Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-21T17:31:27.448293Z",
"ended": "2025-06-21T17:53:30.002723Z",
"start_waiting": "2025-06-21T17:31:27.394255Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5
},
{
"id": 129697,
"name": "srdykjdr",
"director": {
"id": 1800926,
"username": "마테오 안토니오",
"country": "gt",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6b181aa5dbb32b2be4047a18af960988-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1837.3839021893393,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 29.0,
"professional": false,
"ui_class": "provisional"
},
"description": "xrjfyjsn",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 9,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "rapid",
"pause_on_weekends": false,
"time_increment": 7,
"initial_time": 300,
"max_time": 3600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11594,
"name": "brawl star",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 16,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-06-21T19:00:00Z",
"players_start": 11,
"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://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 129692,
"name": "Live 19x19 Swiss Tournament 2025-06-21 16:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251006T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-10-06T12:00:49.605645Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-10-06T16:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-06-21T16:30:27.658749Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-21T16:31:27.480804Z",
"ended": "2025-06-21T18:07:11.983865Z",
"start_waiting": "2025-06-21T16:31:27.390281Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 9
},
{
"id": 129593,
"name": "Summer 2025",
"director": {
"id": 422739,
"username": "dinesh.ramdhayan",
"country": "mu",
"icon": "https://secure.gravatar.com/avatar/75cc0a8cf6e5122173cd1fad55aed86f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2019.0107399322299,
"deviation": 62.000460285042514,
"volatility": 0.05999894199581147
}
},
"ranking": 31.18223222945815,
"professional": false,
"ui_class": ""
},
"description": "open to anyone",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "chinese",
"time_per_move": 91187,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1783,
"name": "University of Toronto Go Club",
"summary": "OGS group for The University of Toronto Go Club",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 75,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e59a13573ce512c0cb84dd5ea88cf1ce-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-06-25T19:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-25T19:00:06.775210Z",
"ended": "2025-08-05T16:37:58.728334Z",
"start_waiting": "2025-06-25T19:00:06.711329Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e59a13573ce512c0cb84dd5ea88cf1ce-15.png",
"player_count": 5
},
{
"id": 115675,
"name": "トーナメントゲーム",
"director": {
"id": 1470605,
"username": "コビー大佐",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0d3eeb73d3a223e7c934d52715fa8233-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1152.2780303362724,
"deviation": 64.84780508577205,
"volatility": 0.06056773556265623
}
},
"ranking": 18.19816627672791,
"professional": false,
"ui_class": ""
},
"description": "トーナメントゲーム 楽しんでね",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 1123200,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": false,
"per_move": 1123200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 13143,
"name": "Tournaments often! トーナメント頻繁",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 9,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c5b76ae274194fcbb743f9a69a33d5ff-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-05-15T21:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 25,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-05-15T21:00:07.436840Z",
"ended": null,
"start_waiting": "2024-05-15T21:00:07.300683Z",
"board_size": 19,
"active_round": 5,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c5b76ae274194fcbb743f9a69a33d5ff-15.png",
"player_count": 11
},
{
"id": 126871,
"name": "Monday Morning 19x19 #57",
"director": {
"id": 1246361,
"username": "katonal_edu",
"country": "hu",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.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 #57 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": "double_elimination",
"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": 44,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-04-28T08:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-04-28T08:00:48.134230Z",
"ended": null,
"start_waiting": "2025-04-28T08:00:47.944616Z",
"board_size": 19,
"active_round": 3,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
"player_count": 23
},
{
"id": 129688,
"name": "Live 19x19 Swiss Tournament 2025-06-21 12:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251006T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-10-06T12:00:49.605645Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-10-06T16:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-06-21T12:30:27.379003Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-21T12:31:27.446960Z",
"ended": "2025-06-21T13:40:47.290076Z",
"start_waiting": "2025-06-21T12:31:27.377559Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
}
]
}
