Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-start_waiting&page=854
{ "count": 59202, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-start_waiting&page=855", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-start_waiting&page=853", "results": [ { "id": 123627, "name": "Blitz 19x19 Elimination Tournament 2024-12-25 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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260126T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-26T13:00:25.702882Z", "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": "2026-01-26T17:00:00Z", "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": "2024-12-25T13:30:55.738734Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-12-25T13:31:55.825718Z", "ended": "2024-12-25T13:49:50.156728Z", "start_waiting": "2024-12-25T13:31:55.750497Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 123623, "name": "Live 9x9 Double Elimination Tournament 2024-12-25 10:30", "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:20260126T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-26T14:00:25.782473Z", "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": "2026-01-26T18:00:00Z", "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": "2024-12-25T10:30:56.063881Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-12-25T10:31:55.785747Z", "ended": "2024-12-25T11:02:11.996881Z", "start_waiting": "2024-12-25T10:31:55.715399Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 123404, "name": "⓭13x13 DDK 1st 13x13 Tournament :)⓭", "director": { "id": 1284, "username": "g0blin", "country": "rs", "icon": "https://user-uploads.online-go.com/352cd49ea31be2f00577375db7e23581-64.png", "ratings": { "version": 5, "overall": { "rating": 1195.8438506881316, "deviation": 69.99229723473142, "volatility": 0.060145958175063095 } }, "ranking": 19.057290752275396, "professional": false, "ui_class": "" }, "description": "Pretty fast 13x13 correspondence for DDKs with 2d +12h/move to max of 2 days with no 'pause on weekends'\n\nWishing GGs to all!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46121, "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": 14884, "name": "13x13 ⑬Lovers⓭", "summary": "A group for people who love to play 13x13 board size Go! :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 13, "icon": "https://user-uploads.online-go.com/780843c2cbaefc1cdd2b7f01a57dabc3-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-25T10:00:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-25T10:00:56.037048Z", "ended": "2025-01-29T02:23:45.687478Z", "start_waiting": "2024-12-25T10:00:55.713345Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/780843c2cbaefc1cdd2b7f01a57dabc3-15.png", "player_count": 8, "ranked": true }, { "id": 120367, "name": "Oza Treizes 2020 Title Match - Board 5", "director": { "id": 199065, "username": "Kuksu League", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "<!--\nOza Treizes 2020 Title Match - Board 1\n-->\n\nTitle Holder:\n<a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza] x4</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>5th</td>\n\t<td style=\"color:cyan\">Oza</td>\n\t<td>Treizes</td>\n\t<td>2020</td>\n\t<td><a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza]</a></td>\n\t<td><a href='https://online-go.com/player/465989/Xaloc'>Xaloc [1d]</a></td>\n<!-- \n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117766'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117767'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117768'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117769'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117770'>Board 5</a></td>\n-->\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120267'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120364'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120365'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120366'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120367'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/54435'>Oza Treizes Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 96625, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2955, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-25T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2024-12-25T09:00:55.797124Z", "ended": "2025-06-25T07:59:56.578731Z", "start_waiting": "2024-12-25T09:00:55.765259Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 120366, "name": "Oza Treizes 2020 Title Match - Board 4", "director": { "id": 199065, "username": "Kuksu League", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "<!--\nOza Treizes 2020 Title Match - Board 1\n-->\n\nTitle Holder:\n<a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza] x4</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>5th</td>\n\t<td style=\"color:cyan\">Oza</td>\n\t<td>Treizes</td>\n\t<td>2020</td>\n\t<td><a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza]</a></td>\n\t<td><a href='https://online-go.com/player/465989/Xaloc'>Xaloc [1d]</a></td>\n<!-- \n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117766'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117767'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117768'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117769'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/117770'>Board 5</a></td>\n-->\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120267'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120364'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120365'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120366'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/120367'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/54435'>Oza Treizes Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 96625, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2955, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-25T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2024-12-25T09:00:55.760366Z", "ended": "2025-05-24T08:02:28.619290Z", "start_waiting": "2024-12-25T09:00:55.710184Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 123605, "name": "Live 9x9 Double Elimination Tournament 2024-12-24 22:31", "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:20260126T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-26T14:00:25.782473Z", "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": "2026-01-26T18:00:00Z", "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": "2024-12-24T22:31:08.648136Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-12-24T22:31:55.863139Z", "ended": "2024-12-24T23:11:50.480594Z", "start_waiting": "2024-12-24T22:31:55.693634Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 123036, "name": "Santa Claus Battle 2025", "director": { "id": 1051076, "username": "Qwentum", "country": "ru", "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png", "ratings": { "version": 5, "overall": { "rating": 1678.4512429768768, "deviation": 66.6551400496753, "volatility": 0.059712445066480484 } }, "ranking": 26.90558990078093, "professional": false, "ui_class": "" }, "description": "\"Santa Claus Battle 2025\" is a continuation-a new series of tournaments of Great Battles. The first was a grand battle called \"Battle of Santa Claus 2022\". \nThe slogan of the tournament is \"WHO IS THE BEST SANTA HERE\".", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10103, "name": "World battles", "summary": "World tournament s", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-24T22:00:00Z", "players_start": 100, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 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