Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=7
{ "count": 61430, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=8", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=6", "results": [ { "id": 13990, "name": "Go Basic Tournament", "director": { "id": 171381, "username": "Schlag", "country": "un", "icon": "https://user-uploads.online-go.com/db007edbdf120554ddd6fa6d0100480c-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.8996544998115, "deviation": 61.6087518870807, "volatility": 0.05980819814125706 } }, "ranking": 18.50990624956846, "professional": false, "ui_class": "" }, "description": "10kyu max", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 313, "time_control_parameters": { "time_control": "byoyomi", "period_time": 300, "main_time": 1200, "periods": 5 }, "is_open": true, "exclude_provisional": false, "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": 18214, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2016-01-10T20:30:00Z", "players_start": 5, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2016-01-10T20:38:32.948730Z", "ended": "2016-01-10T22:05:02.874605Z", "start_waiting": "2016-01-10T20:38:32.795662Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 5, "ranked": true }, { "id": 12976, "name": "Blitz 19x19 Elimination Tournament 2015-12-05 01:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20261024T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-10-24T01:00:42.637221Z", "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": "2026-10-24T05:00:00Z", "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": "2015-12-05T01:30:39.106273Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-05T01:30:40.311650Z", "ended": "2015-12-05T01:53:32.302489Z", "start_waiting": "2015-12-05T01:30:40.209000Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 156, "name": "ShikamaruNara's tournament for the Naruto fans and anyone else", "director": { "id": 4361, "username": "ShikamaruNara", "country": "us", "icon": "https://secure.gravatar.com/avatar/e440ee002085fdf2a3bd6fb9845b25e0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1488.0118642091186, "deviation": 80.07435133951569, "volatility": 0.05998876824792543 } }, "ranking": 24.11762198755847, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 864000, "time_increment": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2006-11-22T00:07:00Z", "ended": "2007-06-26T13:30:00Z", "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, "ranked": true }, { "id": 81923, "name": "Christmas Tournament - Presents for everyone! 🎄🎄🎄", "director": { "id": 765440, "username": "-Crr-Ake-", "country": "gb", "icon": "https://secure.gravatar.com/avatar/9d99bf00e6d20984d9593370304f4512?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1600.786020918073, "deviation": 61.22517156646065, "volatility": 0.059964088743382375 } }, "ranking": 25.808818894048446, "professional": false, "ui_class": "" }, "description": "Merry Christmas! Good luck to you all in this tournament, may fortune be given to you all!", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8262, "name": "Virtuoso Go Association 🕶", "summary": "Group Targets: Participate in our monthly and special event tournaments, Always learn something new, don't be scared to ask to review your games and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 33, "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-25T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-12-25T17:00:54.246608Z", "ended": null, "start_waiting": "2021-12-25T17:00:52.164020Z", "board_size": 19, "active_round": 10, "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-15.png", "player_count": 91, "ranked": true }, { "id": 145295, "name": "abc123", "director": { "id": 2128734, "username": "biswal", "country": "un", "icon": "https://secure.gravatar.com/avatar/62c8b5af62d0b93e612191f335f57028?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1302.2684181509453, "deviation": 249.7843954241566, "volatility": 0.05999942768236557 } }, "ranking": 21.03095774164403, "professional": false, "ui_class": "provisional" }, "description": "qaz123", "schedule": null, "title": null, "tournament_type": "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": false, "group": { "id": 16789, "name": "abc@123", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-10-17T01:35:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-10-17T01:35:05.235589Z", "ended": null, "start_waiting": "2026-10-17T01:35:05.197150Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 144010, "name": "Zodiac Tournament : Libra 2026", "director": { "id": 1015821, "username": "TimSeok", "country": "_United_Nations", "icon": "https://user-uploads.online-go.com/23efcd90e76c1f96a3d8996eb59f5435-64.png", "ratings": { "version": 5, "overall": { "rating": 1169.085684614722, "deviation": 65.83386702697685, "volatility": 0.05999897552197745 } }, "ranking": 18.533403700800076, "professional": false, "ui_class": "" }, "description": "One tournament for each astrological signs of the Zodiac.\n\n<b>***The top three players (according to OGS) in this tournament\nwill qualify for the next ‘Master of the Zodiac’ tournament. This masters tournament will start as soon as there are at least 8 participants.***</b>\n\n<b>Be carreful about the time settings ! (at least 3 move per day)\n<h3>Vacations are now disabled in the settings.</h3></b>\n\nUse the conditional move feature to speed up the game.\n\nFeel free to give tips to your partner after the game. That’s how we can improve :)\n\nPlease no bots. The use of AI is not allowed.\n\n<h3>Title holder :</h3>\n\n<br><b><a href=\"https://online-go.com/tournament/137267\">Zodiac Master#01</a></b> : On going<br>\n<br><b><a href=\"https://online-go.com/tournament/128666\">Gemini 25</a></b> : <a href=\"https://online-go.com/player/244036/wurf3\"> Wurf3</a>\n<br><b><a href=\"https://online-go.com/tournament/140135\">Gemini 26</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/129225\">Cancer 25 </a></b> :<a href=\"https://online-go.com/player/1715337/yosshaaa\"> yosshaaa</a>\n<br><b><a href=\"https://online-go.com/tournament/141273\">Cancer 26</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/130235\">Lion 25</a></b> :<a href=\"https://online-go.com/player/92935/invierno\"> invierno </a>\n<br><b><a href=\"https://online-go.com/tournament/130235\">Lion 26</a></b> :<a href=\"https://online-go.com/tournament/142062\"> On going </a>\n<br><b><a href=\"https://online-go.com/tournament/131162\">Virgo</a></b> : <a href=\"https://online-go.com/player/92935/invierno\"> invierno </a>\n<br><b><a href=\"https://online-go.com/tournament/132210\">Libra</a></b> : <a href=\"https://online-go.com/player/597125/\">Ryogishiki</a>\n<br><b><a href=\"https://online-go.com/tournament/133031\">Scorpio</a></b> : <a href=\"https://online-go.com/player/1715337/yosshaaa\"> yosshaaa</a>\n<br><b><a href=\"https://online-go.com/tournament/134297\">Sagittarius</a></b> :<a href=\"https://online-go.com/player/1715337/yosshaaa\"> yosshaaa</a>\n<br><b><a href=\"https://online-go.com/tournament/135075\">Capricornus</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/136160\">Aquarius</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/137167\">Pisces</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/138100\">Aeris</a></b> : On going\n<br><b><a href=\"https://online-go.com/tournament/139235\">Taurus</a></b> : On going", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 27251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 25200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 840, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2026-09-22T22:01:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 11, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2026-09-22T22:01:54.990536Z", "ended": null, "start_waiting": "2026-09-22T22:01:54.854783Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 15, "ranked": true }, { "id": 141647, "name": "FNRRT: Hard-boiled for 13k–10k [FAST?] # I", "director": { "id": 1872546, "username": "Sch-Mentor", "country": "001", "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 250, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "This tournament is only for players who want to train their reading skills, so... there's NO in-game analysis! If you can't live without it, this tournament isn't for you. :)\t\nThink you can handle it? Welcome aboard.\n\nThings to keep in mind:\n* Players who lose on time will be automatically disqualified by OGS. If they also have more than 50 active games, the TD may remove them from the tournament.\n* Players removed from the tournament will forfeit all remaining games, which will affect their ranking.\n* If you notice any inappropriate behavior, please send a message to the TD.\n* And last but not least: no weekends, no pauses, no vacations—just make your move. It’s a tournament, my friend!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 15509, "name": "Fast and narrow rank range tournaments", "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.", "require_invitation": true, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png" }, "auto_start_on_max": true, "time_start": "2026-07-13T23:33:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 17, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2026-07-03T11:07:38.714297Z", "ended": "2026-09-22T22:52:39.172998Z", "start_waiting": "2026-07-03T11:07:38.306535Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png", "player_count": 10, "ranked": true }, { "id": 12486, "name": "Blitz 19x19 Elimination Tournament 2015-11-16 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20261024T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-10-24T01:00:42.637221Z", "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": "2026-10-24T05:00:00Z", "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": "2015-11-16T13:30:19.130754Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-11-16T13:30:20.810307Z", "ended": "2015-11-16T14:23:56.278663Z", "start_waiting": "2015-11-16T13:30:20.614371Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 144621, "name": "Blitz 19x19 Elimination Tournament 2026-09-26 01:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20261024T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-10-24T01:00:42.637221Z", "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": "2026-10-24T05:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", 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