Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=ended&page=3028
{ "count": 59003, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=ended&page=3029", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=ended&page=3027", "results": [ { "id": 68975, "name": "Tacos!", "director": { "id": 891228, "username": "P6A26 2", "country": "hk", "icon": "https://user-uploads.online-go.com/dc6e61657de107a0f6db72b6b9c3d7bf-64.png", "ratings": { "version": 5, "overall": { "rating": 933.4286967890096, "deviation": 109.22759046446285, "volatility": 0.06000997462110891 } }, "ranking": 13.322045187970037, "professional": false, "ui_class": "" }, "description": "Tacos!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "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": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7641, "name": "Itโs Raining Tacos~~๐ฎ๐ฎ", "summary": "Tacos!!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://user-uploads.online-go.com/e9528018d9cc20628b4331e8cc9a5382-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-24T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-24T05:00:09.685995Z", "ended": "2021-04-26T16:30:47.301005Z", "start_waiting": "2020-12-24T05:00:09.476657Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e9528018d9cc20628b4331e8cc9a5382-15.png", "player_count": 7, "ranked": true }, { "id": 68344, "name": "Correspondence 13x13 RoundRobin 2020-11-29 19:01", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260317T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-03-17T19:00:13.034128Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-20T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2020-11-29T19:01:01.490290Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-29T19:01:05.154489Z", "ended": "2021-04-26T17:05:37.220832Z", "start_waiting": "2020-11-29T19:01:03.143054Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 64898, "name": "Meijin Main 2017 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": "<!-- \nMeijin Main 2017 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:green\" href='https://online-go.com/user/view/43936/'>Sadaharu [Meijin] x1</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>11th</td>\n\t<td style=\"color:green\">Meijin</td>\n\t<td>Main</td>\n\t<td>2017</td>\n\t<td><a href='https://online-go.com/player/34437/Lomis'>Lomis [2d]</a></td>\n\t<td><a href='https://online-go.com/player/40318/'>gamesorry [2d]</a></td>\n\t<td><a href='https://online-go.com/game/view/26700539'>Board 1</a></td>\n\t<td><a href='https://online-go.com/game/view/26756738'>Board 2</a></td>\n\t<td><a href='https://online-go.com/game/view/26756782'>Board 3</a></td>\n\t<td><a href='https://online-go.com/tournament/64898'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/63335'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/24348'>Meijin Main Title Tournament 2017</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": 93120, "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": 2967, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-08T07:43:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-09-08T07:43:19.801605Z", "ended": "2021-04-26T17:38:07.824890Z", "start_waiting": "2020-09-08T07:43:19.604400Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 67589, "name": "pokemon go", "director": { "id": 769861, "username": "rainncat", "country": "us", "icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png", "ratings": { "version": 5, "overall": { "rating": 975.0308630931373, "deviation": 65.62894696966373, "volatility": 0.060026784983209604 } }, "ranking": 14.331490463627786, "professional": false, "ui_class": "" }, "description": "have fun!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 262080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 259200, "initial_time": 259200, "max_time": 864000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6427, "name": "Pokรฉmon Go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 53, "icon": "https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-14T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2020-11-15T11:17:15.620556Z", "ended": "2021-04-26T18:13:55.009833Z", "start_waiting": "2020-11-15T11:17:15.431931Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-15.png", "player_count": 4, "ranked": true }, { "id": 74451, "name": "Blitz 19x19 Elimination Tournament 2021-04-26 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:20260317T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-17T17:00:12.015805Z", "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": "2026-03-17T21:00:00Z", "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": "2021-04-26T17:30:54.417318Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-04-26T17:30:55.960231Z", "ended": "2021-04-26T18:15:14.824425Z", "start_waiting": "2021-04-26T17:30:55.750523Z", "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": 74450, "name": "แแแ แแแแก แกแแขแฃแ แแแ แ แแแ แแแแแแก แแชแแแแแแแฎแ แขแฃแ แแแ แ", "director": { "id": 21742, "username": "แแแแ", "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 แฌแแแก แแแ แแแแ แแแ แแแแแแ, แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแ, แแแแแแ แกแแแ แชแแจแ online-go.com, แงแแแแแแฆแแฃแ แแ แกแแฆแแแแก 10 แกแแแแแ, แแขแแ แแแก แขแฃแ แแแ แก - แแแ แแแแก แแแแก 8 แงแแแแแแ แแฅแขแแฃแ แ แแ แกแแฃแแแแแกแ แแแแแแแจแแก แแแแแกแแแแแแแ. แแแแแฌแแแแแแ แฃแคแแกแแ แแ แงแแแแแก แจแแฃแซแแแ, แแแแช แแชแแก แแแก แแแแแจแแก แฌแแกแแแ.\n\nแแแแก แแแแแแแแแแแจแ แกแฃแ แแแแแแ แแแแ 30 แแแแแแ แแแแช - แขแฃแ แแแ แ . แแแแแฌแแแแแแก แแแแแแฃแแ แขแฃแ แแแ แแก แจแแแแแ แแแแแแญแแแแ แฅแฃแแแแ. ( แแแ แแแแ แแแแแแ 4 แฅแฃแแ. แแแแ แ แแแแแแ 3 แฅแฃแแ, แแแกแแแ แแแแแแ 2 แฅแฃแแ , แฎแแแ แแแแแฌแแแแแแ 1 แฅแฃแแ) แแแ แแแ แแแแกแก แจแแฏแแแแแแ แฅแฃแแแแ, แ แแแแแก แแแฎแแแแแแแช แแแแแแแแแแแแ แแแแก 8 แกแแฃแแแแแกแ แแแแแแแจแ. (แแแแช แแแข แขแฃแ แแแ แจแ แแแแฆแแแก แแแแแฌแแแแแแแก แจแแกแแแแแแกแแ แแแแแ แฏแแแแแก แแแขแ แจแแแกแ แแฅแแแแ.) แแแแกแแก แแแแจแ, แฅแแ แแฃแแ แฉแแแก แแฃแแแฃแแจแ แฉแแขแแ แแแแ แขแฃแ แแแ แ. แ แแแแแจแแช แแแ แแแแก แแแแก 8 แกแแฃแแแแแกแ แแแแแแแจแ แแแแฆแแแก แแแแแฌแแแแแแแก. แแแ แจแแ แแก แแแแแฌแแแแแแ แกแแแแขแแ แแกแ แคแแกแแแแ แแ แแแแแ, แ แแแแแแกแแช แฅแแ แแฃแแ แฉแแแก แแฃแแแฃแแ แแแแฌแแกแแแก. แแแกแฃแ แแแแ แฌแแ แแแขแแแแก!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 6, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 5, "initial_time": 120, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแ", "summary": "แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแแก แฏแแฃแคแจแ แแแฌแแแ แแแแแแ แจแแฃแซแแแแ แแฎแแแแ แกแแฅแแ แแแแแแก แแแฅแแแแฅแแแแก, แ แแแแแแแช แแแ แแแแกแขแ แแ แแแฃแแแแ แแ แแแ แแ แกแแแขแแ แแ แแ แแคแแแจแ แแแแแแแแฃแแ แแฅแแ แกแแฎแแแ แแ แแแแ แ.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 263, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-26T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-04-26T18:00:58.365574Z", "ended": "2021-04-26T18:57:47.983631Z", "start_waiting": "2021-04-26T18:00:57.260510Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 20, "ranked": true }, { "id": 74454, "name": "Live 9x9 Double Elimination Tournament 2021-04-26 18:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260317T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-17T18:00:12.059528Z", "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": "2026-03-17T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "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": "2021-04-26T18:30:58.403289Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-04-26T18:30:59.291131Z", "ended": "2021-04-26T20:03:34.916897Z", "start_waiting": "2021-04-26T18:30:58.835755Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 14, "ranked": true }, { "id": 60579, "name": "19x19 Double Elims", "director": { "id": 777845, "username": "xtreme.mysticial", "country": "us", "icon": "https://secure.gravatar.com/avatar/c8a8ae1beb238979b7cbb16b22659815?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 803.5533330383385, "deviation": 68.87683663441751, "volatility": 0.0600126819869943 } }, "ranking": 9.85368860903263, "professional": false, "ui_class": "" }, "description": "Double elim, please join clan of wile", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 5702, "name": "Clan of Wile", "summary": "Welcome to the Clan, in the clan we have tons of tournaments, and are ready to expand. Come join if you love go, but want to compete. \n\nOnce you join, you will be part of the clan!\n\nWelcome, wile!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/e50fd44003582e6f8def705b846fd709-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-19T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-17T20:29:57.250009Z", "ended": "2021-04-26T20:42:10.768465Z", "start_waiting": "2020-05-17T20:29:56.770434Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e50fd44003582e6f8def705b846fd709-15.png", "player_count": 9, "ranked": true }, { "id": 74459, "name": "Live 19x19 Swiss Tournament 2021-04-26 20:30", "director": { "id": 4, "username": "matburt", "country": "us", 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