Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=5599
{ "count": 60022, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5600", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5598", "results": [ { "id": 71379, "name": "Live 9x9 Double Elimination Tournament 2021-02-13 22:30", "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:20260624T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-06-24T14:00:16.148134Z", 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-08-10T14:30:53.829735Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-08-10T14:31:53.105010Z", "ended": "2025-08-10T15:20:35.139513Z", "start_waiting": "2025-08-10T14:31:53.023622Z", "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": 72870, "name": "Sunday tournament", "director": { "id": 56637, "username": "milanm", "country": "un", "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png", "ratings": { "version": 5, "overall": { "rating": 1668.6859892976317, "deviation": 65.91298675853862, "volatility": 0.059926991297148194 } }, "ranking": 26.770509533053918, "professional": false, "ui_class": "aga" }, "description": "weekly 9x9 tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 20, "initial_time": 120, "max_time": 120 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-21T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-03-21T17:00:03.417333Z", "ended": "2021-03-21T17:32:22.356173Z", "start_waiting": "2021-03-21T17:00:02.560673Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 7, "ranked": true }, { "id": 70970, "name": "9x9 Canadian time tournament #1", "director": { "id": 598257, "username": "Lukyn", "country": "cz", "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png", "ratings": { "version": 5, "overall": { "rating": 1043.2038470007367, "deviation": 64.96511123800879, "volatility": 0.05997200360948492 } }, "ranking": 15.896031216566909, "professional": false, "ui_class": "supporter" }, "description": "Open small tournament for everyone.😉", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 182400, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 864000, "period_time": 864000, "stones_per_period": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1331, "name": "Czech Go Club", "summary": "Hráči go z čech...", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://user-uploads.online-go.com/1aec2a3eb6a95c9ef4d3ce7c36b3b708-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-05T19:00:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-02-05T17:59:19.633980Z", "ended": "2021-02-19T10:30:52.537845Z", "start_waiting": "2021-02-05T17:59:19.130458Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1aec2a3eb6a95c9ef4d3ce7c36b3b708-15.png", "player_count": 6, "ranked": true }, { "id": 103287, "name": "Völser double elimination 9x9", "director": { "id": 623383, "username": "KitsuneNoGo", "country": "nl", "icon": "https://user-uploads.online-go.com/49d6293233d61cf317719ba2b4b3aca7-64.png", "ratings": { "version": 5, "overall": { "rating": 1893.2949265836028, "deviation": 66.84204982477706, "volatility": 0.05997055498181051 } }, "ranking": 29.693941876124423, "professional": false, "ui_class": "" }, "description": "Double shoot out! Eerste ronde, daarna winnaars tegen winnaars en verliezers tegen verliezers. Bij 2x verliezen lig je eruit. SUCCES!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 4482, "name": "Vols Alive", "summary": "Welcome to your new addiction ", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/9ecf0fc39346113e3777c1d3f059aee7-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-18T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2023-05-16T09:38:08.028076Z", "ended": "2023-06-27T11:45:07.572842Z", "start_waiting": "2023-05-16T09:38:07.939553Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9ecf0fc39346113e3777c1d3f059aee7-15.png", "player_count": 4, "ranked": true }, { "id": 104059, "name": "9x9 Mini League 10k-25k #158", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1293.2851288159748, "deviation": 70.63474169097069, "volatility": 0.06022023803937533 } }, "ranking": 20.870711401335065, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 708, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-06-11T19:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, 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"group_size": "3", "maximum_players": 100 }, "next_run": "2026-06-24T18:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2023-06-05T02:31:00.021969Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-06-05T02:31:59.962008Z", "ended": "2023-06-05T03:11:24.027484Z", "start_waiting": "2023-06-05T02:31:59.804853Z", "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": 104123, "name": "Live 9x9 Double Elimination Tournament 2023-06-09 02:30", 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true } ] }
