Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=2150
{ "count": 61032, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=2151", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=2149", "results": [ { "id": 6210, "name": "Live 9x9 Double Elimination Tournament 2015-03-28 18:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-14T18:00:53.199923Z", 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"subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-03-28T18:30:06.541030Z", "ended": "2015-03-28T19:08:00.210251Z", "start_waiting": "2015-03-28T18:30:06.450193Z", "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": 15513, "name": "Live 9x9 Double Elimination Tournament 2016-03-07 06:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-14T18:00:53.199923Z", "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": "2026-09-14T22:00:00Z", "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, 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false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-14T18:00:53.199923Z", "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": "2026-09-14T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, 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"maximum_players": 100 }, "next_run": "2026-09-14T22:00:00Z", "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": "2016-04-27T06:30:56.305447Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-04-27T06:30:57.815404Z", "ended": "2016-04-27T07:07:29.121977Z", "start_waiting": "2016-04-27T06:30:57.706368Z", "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": 6118, "name": "Live 9x9 Double Elimination Tournament 2015-03-25 10:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-14T18:00:53.199923Z", "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": "2026-09-14T22:00:00Z", "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": "2015-03-25T10:30:07.163536Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-03-25T10:30:09.084536Z", "ended": "2015-03-25T11:15:05.738305Z", "start_waiting": "2015-03-25T10:30:08.883990Z", "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": 89668, "name": "SUPER BLITZ 1.0.1", "director": { "id": 1148884, "username": "vsmeforfreewins", "country": "cn", "icon": "https://user-uploads.online-go.com/a43b5771e47f6f24a91f2fe00979879c-64.png", "ratings": { "version": 5, "overall": { "rating": 1650.8776562566877, "deviation": 65.66488864467377, "volatility": 0.06009718110829467 } }, "ranking": 26.522123354083163, "professional": false, "ui_class": "" }, "description": "Have fun! variation of 9x9 blitz. Never lose only win or learn", "schedule": null, "title": null, "tournament_type": "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": 11744, "name": "SUPER BLITZ", "summary": "Help promote the new mode SUPER BLITZ! 5 second main time 1x1second increments!. No skill involved just speed and mind ;). Tournaments every other day.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://user-uploads.online-go.com/9d140ea46f448361e3e88512dd6424d3-64.png" }, "auto_start_on_max": true, "time_start": "2022-05-06T23:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-05-06T23:00:19.659003Z", "ended": "2022-05-06T23:00:19.637416Z", "start_waiting": "2022-05-06T23:00:19.568555Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9d140ea46f448361e3e88512dd6424d3-15.png", "player_count": 1, "ranked": true }, { "id": 41645, "name": "For Beginners Correspondence RR 11/18/2018", "director": { "id": 488500, "username": "Picard", "country": "un", "icon": "https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1470.3231083618412, "deviation": 67.06113000039035, "volatility": 0.0599711398659376 } }, "ranking": 23.840777355800686, "professional": false, "ui_class": "" }, "description": "If you a beginner but your rank higher than 20k you need to play more ranked games (about 10 total)\n\nLEARN TO PLAY GO https://online-go.com/learn-to-play-go\n\nThere is documentary about go SURROUNDING GAME and anime HIKARU NO GO\n\nTO JOIN OTHER TOURNAMENTS VISIT THE GROUP PAGE https://online-go.com/group/2946\n\nThere is lots of useful links https://online-go.com/group/25", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2946, "name": "Final Frontier", "summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 73, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png" }, "auto_start_on_max": false, "time_start": "2018-11-18T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-18T16:00:43.329970Z", "ended": "2018-12-22T19:14:37.936780Z", "start_waiting": "2018-11-18T16:00:40.345161Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png", "player_count": 10, "ranked": true }, { "id": 91801, "name": "Live 9x9 Double Elimination Tournament 2022-06-28 06:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-14T18:00:53.199923Z", "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": "2026-09-14T22:00:00Z", "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": "2022-06-28T06:30:49.756851Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-06-28T06:30:51.165551Z", "ended": "2022-06-28T07:08:39.170401Z", "start_waiting": "2022-06-28T06:30:51.030467Z", "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": 39721, "name": "Baleful Bay - 9x9", "director": { "id": 480527, "username": "MystWalker", "country": "_Pirate", "icon": "https://secure.gravatar.com/avatar/b3b2121f9ff52cadf9207647eafe3d0d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1386.4569958565344, "deviation": 62.314891572327284, "volatility": 0.060065442107528406 } }, "ranking": 22.48116375783934, "professional": false, "ui_class": "" }, "description": "This is second in a series of rapid correspondence handicap tournaments. Please contact me (MystWalker) if you have any suggestions for future tournaments.\n\n---\n<i>\"The ocean waves beat a tranquil rhythm on the white sands. The sun's rays are unable to reveal what lurks beyond the shady treeline. Everything else hides beneath the surface.\"</i>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 22560, "time_control_parameters": { "period_time": 172800, "main_time": 86400, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 8, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2170, "name": "Serenity", "summary": "When wisdom comes and ambitions go away, only pure enjoyment of the game remains.", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 47, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-64.png" }, "auto_start_on_max": true, "time_start": "2018-08-12T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-08-11T18:47:24.548168Z", "ended": "2018-08-25T02:40:00.601031Z", "start_waiting": "2018-08-11T18:47:21.209049Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-15.png", "player_count": 10, "ranked": true }, { "id": 89042, "name": "Blitz 9x9", "director": { "id": 599102, "username": "🐬⚔️🐬 🍩🥂🕯️🌱", "country": "bs", "icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png", "ratings": { "version": 5, "overall": { "rating": 1634.7899523797776, "deviation": 65.22607454558857, "volatility": 0.06020266326665871 } }, "ranking": 26.295421590318675, "professional": false, "ui_class": "" }, "description": "Anyone can join have fun", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 10, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10635, "name": "Blitz ⚡", "summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png" }, "auto_start_on_max": false, "time_start": "2022-04-23T01:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-23T01:00:10.048225Z", "ended": "2022-04-23T01:02:16.889451Z", "start_waiting": "2022-04-23T01:00:09.979322Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png", "player_count": 3, "ranked": true } ] }
