Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=name&page=5938
{ "count": 60780, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=5939", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=5937", "results": [ { "id": 136188, "name": "✨🎉 Go Magic 2026 Celebration 🎉✨", "director": { "id": 901303, "username": "Muff0", "country": "eu", "icon": "https://user-uploads.online-go.com/e04175e5267b560bb2448bb1867a73e7-64.png", "ratings": { "version": 5, "overall": { "rating": 1729.5504160206208, "deviation": 62.910145386376016, "volatility": 0.059871385576140676 } }, "ranking": 27.599858645266146, "professional": false, "ui_class": "" }, "description": "🎉A new rapid tournament to start the new year with Go Magic!✨\n\nAll prizes are Go Magic Gift Cards\n\n\n🏆Prizes:\n\n1st Place: $300 \n2nd Place: $240 \n3rd Place: $180 \n\n🏆 Special Prizes (mutually exclusive with winning):\n\n6 Wins: $100 \n5 Wins: $50 \n\n🎁 Participation Prize: Everyone who finishes all 6 rounds will receive a 30$ discount card (does not stack with our sales and other promos).\nAll you have to do is register and be here at the starting time! The next rounds will start as soon as all the games are finished.\n\nThe expected total duration is about 1.5h\n\n⌚ **The start time is shown in your local timezone!!** \n**Absolute start time is:** \n**Saturday, January 17, 2026 6:00 PM UTC** \n[**ADD TO YOUR GOOGLE CALENDAR**](https://go.gomagic.org/gk5nWj) \n[**ADD TO YOUR OUTLOOK CALENDAR**](https://go.gomagic.org/JGbKAL) \n \n🪄✨ Learn Go the Magical way at <a href=\"https://go.gomagic.org/X4LK1U\" target=\"_blank\">Go Magic</a>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 18, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 7, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8605, "name": "Go Magic", "summary": "A modern platform for learning Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2238, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-17T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2026-01-17T18:00:35.436142Z", "ended": "2026-01-17T19:52:06.065096Z", "start_waiting": "2026-01-17T18:00:26.174874Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png", "player_count": 206, "ranked": false }, { "id": 49348, "name": "✴ Castle Games ✴", "director": { "id": 485271, "username": "RyukBaduk", "country": "_GoT_Tully", "icon": "https://user-uploads.online-go.com/2aabf09856a41e8e9248d4dfc4bcc60e-64.png", "ratings": { "version": 5, "overall": { "rating": 1400.5931119029472, "deviation": 64.6436221001988, "volatility": 0.060000140023822056 } }, "ranking": 22.71600265928813, "professional": false, "ui_class": "" }, "description": "Important ♡\nautomatic handicap is enabled, the games are live. \n\nTry to alert you opponent if they are online when your matches begin. \n\n\n🥇The winner gets 3 games of his choosing reviewed by leela and 1 by AlphaJoe.\n\n🥈 1 yankee dime\n\n\n\n\n\n\n\n\n\n\n🥉 Deez nutts", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 50, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 30, "periods": 4 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1800, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": true, "time_start": "2019-06-30T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-07-03T09:19:09.286434Z", "ended": "2019-07-03T09:51:09.395371Z", "start_waiting": "2019-07-03T09:19:08.471469Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 4, "ranked": true }, { "id": 124483, "name": "❄🎅New Year☃️ 2027 ⚔️Tournament⚔️ Hikaru no Go 19x19🏆❄", "director": { "id": 1231889, "username": "Ivan Ivochkin", "country": "ru", "icon": "https://user-uploads.online-go.com/8cd917b111df97f1886cff13e9b77d21-64.png", "ratings": { "version": 5, "overall": { "rating": 1752.3961060779711, "deviation": 70.59723868847865, "volatility": 0.06015444446936947 } }, "ranking": 27.90364580047306, "professional": false, "ui_class": "" }, "description": "=======================================================\n\n Happy new year!\n\n Join my Monthly Tournaments!\n\n Join my New Year's Tournaments!\n\n=======================================================", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11532, "name": "Tournaments (Hikaru no Go) Group™️", "summary": "Welcome You can joined tournaments in this group\nยินดีต้อนรับคุณสามารถทัวร์นาเม็นในกลุ่มนี้ได้", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 64, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-64.png" }, "auto_start_on_max": false, "time_start": "2027-01-01T09:00:00Z", "players_start": 5, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-15.png", "player_count": 94, "ranked": true }, { "id": 31354, "name": "⭐Kyu💀Kup⭐", "director": { "id": 454896, "username": "Yose Yogi", "country": "us", "icon": "https://user-uploads.online-go.com/b85640fac60218f2e7eba0400ea025b4-64.png", "ratings": { "version": 5, "overall": { "rating": 1063.3939164746607, "deviation": 65.51912805468052, "volatility": 0.06000653074330499 } }, "ranking": 16.3397935983016, "professional": false, "ui_class": "" }, "description": "Never done this, all players welcome with hopes of fair chances to win. \n\nDisclaimer: Bloodbaths welcome, if a disagreement in life or death in end game occurs a review will be needed, the two will be suggested strongly to play a 17x17 blitz aferwards. 😎 have fun roast lightly but be respectful,", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "period_time": 86400, "main_time": 86400, "system": "byoyomi", "pause_on_weekends": true, "time_control": "byoyomi", "periods": 5, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1838, "name": "The Unusual Pack", "summary": "For those who go up in ranking and then hit that wall.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 35, "icon": "https://user-uploads.online-go.com/6558d2a006496b901cb456e3373e391b-64.png" }, "auto_start_on_max": true, "time_start": "2017-10-23T22:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2017-10-24T15:07:31.994195Z", "ended": "2017-12-26T04:59:04.955820Z", "start_waiting": "2017-10-24T15:07:31.482653Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6558d2a006496b901cb456e3373e391b-15.png", "player_count": 4, "ranked": true }, { "id": 60108, "name": "《Another Tournament》", "director": { "id": 771891, "username": "D_minor", "country": "_GoT_Arryn", "icon": "https://user-uploads.online-go.com/7231fcc7a375262568c7bc4946ba363c-64.png", "ratings": { "version": 5, "overall": { "rating": 701.1304651993419, "deviation": 74.48741931606371, "volatility": 0.0599967375178945 } }, "ranking": 6.69719592046803, "professional": false, "ui_class": "" }, "description": "The best of luck to all of you.", "schedule": null, "title": null, "tournament_type": "swiss", "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": false, "group": { "id": 5553, "name": "《Another Group》", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/4534cdfd98dbd98b22381852cafaf71d-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-11T19:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-11T19:30:37.306828Z", "ended": "2020-10-10T00:18:41.902134Z", "start_waiting": "2020-05-11T19:30:36.892663Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/4534cdfd98dbd98b22381852cafaf71d-15.png", "player_count": 5, "ranked": true }, { "id": 92284, "name": "【AI study 】very long tournament", "director": { "id": 1124710, "username": "Krios.", "country": "ca", "icon": "https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png", "ratings": { "version": 5, "overall": { "rating": 1245.1005841409792, "deviation": 63.70392173609972, "volatility": 0.06008790899354921 } }, "ranking": 19.991722670953084, "professional": false, "ui_class": "" }, "description": "Join the group (AI study) to discuss all things go AI https://online-go.com/group/11990", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 2425920, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 2419200, "periods": 12 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11990, "name": "Ai study", "summary": "For players who play/study strong AI to discuss and connect.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png" }, "auto_start_on_max": false, "time_start": "2022-07-18T21:00:00Z", "players_start": 50, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-07-19T01:19:03.306999Z", "ended": null, "start_waiting": "2022-07-19T01:19:02.999860Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png", "player_count": 14, "ranked": true }, { "id": 88195, "name": "【Open-For Everybody】19×19 tournament", "director": { "id": 1134987, "username": "971980116", "country": "cn", "icon": "https://user-uploads.online-go.com/cb347194ca9f64f0f93f4317033bf868-64.png", "ratings": { "version": 5, "overall": { "rating": 1594.3910486681696, "deviation": 65.98244287662084, "volatility": 0.06014144597898154 } }, "ranking": 25.716151851165723, "professional": false, "ui_class": "" }, "description": "Welcome to play !", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 53, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 40, "periods": 3 }, "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": 18118, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2022-04-04T14:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-04-04T14:00:04.650664Z", "ended": "2022-04-04T16:13:17.316911Z", "start_waiting": "2022-04-04T14:00:04.571074Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 63734, "name": "【比賽區】 30/7/2020 模擬比賽(1)", "director": { "id": 808564, "username": "wyze Y", "country": "hk", "icon": "https://user-uploads.online-go.com/044820d6ed4a7ff93330abf29f8f73d6-64.png", "ratings": { "version": 5, "overall": { "rating": 2006.0651911572493, "deviation": 67.58493565180298, "volatility": 0.060156219040898205 } }, "ranking": 31.033320510714262, "professional": false, "ui_class": "" }, "description": "首次模擬比賽，暫限6人(將陸續開放更多)\n\n請受獲邀的同學主動進入比賽區，謝謝！", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 60, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6293, "name": "圍棋廊——《互研網絡圍棋交流團》", "summary": "歡迎世界各地有品德的圍棋愛好者！\n我們每週四香港時間晚上8:30-10:00(香港公眾假期除外)定期舉辦圍棋交流活動，歡迎自律及有棋品人士加入，費用全免！\n如有興趣報名請使用OGS訊息留言及留下聯繫電話號碼，謝謝！", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 212, "icon": "https://user-uploads.online-go.com/4ef0ee391d2197a2d10cacacedbcee32-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-30T12:40:00Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-07-30T12:40:42.649545Z", "ended": "2020-07-30T14:32:27.064315Z", "start_waiting": "2020-07-30T12:40:42.246190Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ef0ee391d2197a2d10cacacedbcee32-15.png", "player_count": 6, "ranked": true }, { "id": 70887, "name": "【第1回】抹茶杯", "director": { "id": 841431, "username": "MatchaDainagon", "country": "un", "icon": "https://user-uploads.online-go.com/1bc88f83cf0851f64a510ddf25bb72bb-64.png", "ratings": { "version": 5, "overall": { "rating": 2199.665345976857, "deviation": 66.11339841339539, "volatility": 0.059995681271642065 } }, "ranking": 33.16613108099457, "professional": false, "ui_class": "" }, "description": "オンライン囲碁サークルのメンバーによる記念すべき第1回目のリーグ戦です。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6810, "name": "碁ビレッジちゃんねる", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://user-uploads.online-go.com/9be5cd756bec17b9a84a341a3182db6d-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-06T04:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-02-06T04:00:05.666774Z", "ended": "2021-03-02T01:55:24.438578Z", "start_waiting": "2021-02-06T04:00:04.811984Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9be5cd756bec17b9a84a341a3182db6d-15.png", "player_count": 9, "ranked": true }, { "id": 45204, "name": "いるかクラス【 楽人リーグ戦 】", "director": { "id": 582205, "username": "さかもと", "country": "jp", "icon": "https://user-uploads.online-go.com/a4fd22623c4d90b173eef890e634934d-64.png", "ratings": { "version": 5, "overall": { "rating": 1806.4877161432678, "deviation": 141.8396152914018, "volatility": 0.06002488366424099 } }, "ranking": 28.607415450972766, "professional": false, "ui_class": "" }, "description": "いるかクラス\n対象棋力：９級～５級\n\n挨拶はしっかり！ マナーを守って楽しく対局しましょう！\n\n定員の１０名になりお申し込みができない場合は、 ２月１２日(火)１９時までに、トーナメント掲示板 あるいは グループ管理者にお知らせください。 ２回負け抜けトーナメントに変更いたします。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 86400, "max_time": 172800, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 3048, "name": "【 公式 】楽人リーグ戦", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-64.png" }, "auto_start_on_max": false, "time_start": "2019-02-15T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-15T10:01:01.595105Z", "ended": "2019-05-13T22:11:09.669427Z", "start_waiting": "2019-02-15T10:01:00.698765Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/b602a3a4c62da69475b1f2bf4b93d4a1-15.png", "player_count": 6, "ranked": true } ] }
