Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=started&page=1321
{ "count": 59459, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=started&page=1322", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=started&page=1320", "results": [ { "id": 26808, "name": "le go de go", "director": { "id": 442353, "username": "willissicegamess", "country": "un", "icon": "https://secure.gravatar.com/avatar/0f62365b55795a5e54890c0d21b35489?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 960.542900260641, "deviation": 75.24701139653659, "volatility": 0.060007785162570375 } }, "ranking": 13.98492386942001, "professional": false, "ui_class": "" }, "description": "un essai", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 601, "name": "France Jeunes", "summary": "Pour tous les jeunes joueurs (Lycée, collège, primaire)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/1c70739c5bbef63270f77fe1f76caebc-64.png" }, "auto_start_on_max": false, "time_start": "2017-05-03T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-12T15:40:26.638554Z", "ended": "2017-05-29T05:59:22.882639Z", "start_waiting": "2017-05-12T15:40:25.609186Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/1c70739c5bbef63270f77fe1f76caebc-15.png", "player_count": 4, "ranked": true }, { "id": 27069, "name": "Live 19x19 Swiss Tournament 2017-05-12 20:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260224T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-02-24T16:00:40.736119Z", "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": "2026-02-24T20:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "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": "2017-05-12T20:30:47.591495Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-12T20:30:50.432137Z", "ended": "2017-05-12T22:17:26.538264Z", "start_waiting": "2017-05-12T20:30:49.912946Z", "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": 27071, "name": "Live 9x9 Double Elimination Tournament 2017-05-12 22:30", "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:20260224T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-24T14:00:40.769573Z", "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": "2026-02-24T18:00:00Z", "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": "2017-05-12T22:30:56.713425Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-12T22:30:59.389683Z", "ended": "2017-05-12T23:12:04.228258Z", "start_waiting": "2017-05-12T22:30:59.052136Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 27075, "name": "Live 9x9 Double Elimination Tournament 2017-05-13 02:30", "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:20260224T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-24T14:00:40.769573Z", "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": "2026-02-24T18:00:00Z", "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": "2017-05-13T02:30:15.212390Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-13T02:30:17.901169Z", "ended": "2017-05-13T02:38:35.189049Z", "start_waiting": "2017-05-13T02:30:17.702090Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 27080, "name": "Live 9x9 Double Elimination Tournament 2017-05-13 06:30", "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:20260224T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-24T14:00:40.769573Z", "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": "2026-02-24T18:00:00Z", "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": "2017-05-13T06:30:33.417777Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-13T06:30:35.998778Z", "ended": "2017-05-13T07:46:15.428543Z", "start_waiting": "2017-05-13T06:30:35.474776Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 27086, "name": "Live 9x9 Double Elimination Tournament 2017-05-13 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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260224T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-24T14:00:40.769573Z", "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": "2026-02-24T18:00:00Z", "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": "2017-05-13T10:30:50.402100Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-13T10:30:53.102677Z", "ended": "2017-05-13T11:17:11.011746Z", "start_waiting": "2017-05-13T10:30:52.680552Z", "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": 27089, "name": "Live tournament 9:00PM YoungKoo Lim", "director": { "id": 444411, "username": "sircln2", "country": "kr", "icon": "https://user-uploads.online-go.com/8faace12ce229e20a3196cb9f1c3547c-64.png", "ratings": { "version": 5, "overall": { "rating": 2363.440572446329, "deviation": 86.11560264844319, "volatility": 0.060026903609032636 } }, "ranking": 34.8286065158303, "professional": false, "ui_class": "" }, "description": "YoungKoo YoungKoo", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 300, "max_time": 300, "time_increment": 10, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8843, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2017-05-13T11:35:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 31, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-13T11:35:57.474021Z", "ended": "2017-05-13T11:48:55.525649Z", "start_waiting": "2017-05-13T11:35:57.304262Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true }, { "id": 27090, "name": "YoungKoo YoungKoo", "director": { "id": 444411, "username": "sircln2", "country": "kr", "icon": "https://user-uploads.online-go.com/8faace12ce229e20a3196cb9f1c3547c-64.png", "ratings": { "version": 5, "overall": { "rating": 2363.440572446329, "deviation": 86.11560264844319, "volatility": 0.060026903609032636 } }, "ranking": 34.8286065158303, "professional": false, "ui_class": "" }, "description": "YoungKoo", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 30 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8843, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2017-05-13T11:52:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 31, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-13T11:52:58.735990Z", "ended": "2017-05-13T12:01:57.468041Z", "start_waiting": "2017-05-13T11:52:58.544446Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true }, { "id": 26789, "name": "Kyus level Correspondence Tournament", "director": { "id": 433361, "username": "Wasser Bjorn", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/427a28606bc7e5c4b6e384d4da80763c-64.png", "ratings": { "version": 5, "overall": { "rating": 2021.3045472762421, "deviation": 68.70351994328055, "volatility": 0.06010933718270158 } }, "ranking": 31.208518121495928, "professional": false, "ui_class": "" }, "description": "Good luck everyone", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 432000, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1553, "name": "Vietnamese Go", "summary": "Dành cho các kì thủ đang sống ở Việt Nam hoặc người Việt ở nước khác.\nFor Go players living in Vietnam or Vietnamese living abroad.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 130, "icon": "https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-64.png" }, "auto_start_on_max": false, "time_start": "2017-05-13T12:00:00Z", "players_start": 20, "first_pairing_method": "strength", "subsequent_pairing_method": "slide", "min_ranking": 6, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-13T12:01:11.136004Z", "ended": "2018-05-11T04:05:35.262012Z", "start_waiting": "2017-05-13T12:00:59.138881Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/14a0c5d58cc9af8e053b8d9b2cf88f33-15.png", "player_count": 38, "ranked": true }, { "id": 17813, "name": "play go just for fun!!!!!!!!!", "director": { "id": 328915, "username": "Rosemary14", "country": "un", "icon": "https://secure.gravatar.com/avatar/e84948b2dd3fe51c8287f0005e5124c5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 598.6827960416973, "deviation": 174.62806123485552, "volatility": 0.06000394390878953 } }, "ranking": 5, "professional": false, "ui_class": "provisional" }, "description": "fun playing with everyone and be happy", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 2592000, "time_increment": 86400 }, "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": 17815, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2016-05-30T08:20:00Z", "players_start": 512, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-13T13:37:27.358939Z", "ended": "2018-10-04T14:19:36.136772Z", "start_waiting": "2017-05-13T13:37:01.361020Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 287, "ranked": true } ] }