Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=1332
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"maximum_players": 100 }, "next_run": "2026-05-18T10:00:00Z", "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": "2020-01-22T10:30:04.117830Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-01-22T10:30:05.872268Z", "ended": "2020-01-22T11:07:37.717347Z", "start_waiting": "2020-01-22T10:30:05.397630Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 22691, "name": "9x9 Tournament - Greek group", "director": { "id": 147627, "username": "Alkimos Senpai", "country": "gr", "icon": "https://user-uploads.online-go.com/d432c54fd72b2b2f366d9e0558de9a48-64.png", "ratings": { "version": 5, "overall": { "rating": 1739.0172130819014, "deviation": 64.18676747060854, "volatility": 0.06011822620666943 } }, "ranking": 27.72622602199382, "professional": false, "ui_class": "" }, "description": "Ένα φιλικό τουρνουά γνωριμίας. Καλή διασκέδαση σε όλους!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1363, "name": "Hellas - Greek Group", "summary": "Open for everyone speaking Greek.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 129, "icon": "https://user-uploads.online-go.com/0af1b9becacb1ef5e3a4a414acad174a-64.png" }, "auto_start_on_max": true, "time_start": "2016-12-03T19:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-12-02T18:46:49.640392Z", "ended": "2016-12-14T20:11:46.105368Z", "start_waiting": "2016-12-02T18:46:46.507337Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0af1b9becacb1ef5e3a4a414acad174a-15.png", "player_count": 4, "ranked": true }, { "id": 80900, "name": "2021-10-06 Welcome New Players! - Round Robin", "director": { "id": 309835, "username": "Feijoa", "country": "xx", "icon": "https://user-uploads.online-go.com/933c836f564b271ba762aff02e654cf3-64.png", "ratings": { "version": 5, "overall": { "rating": 1232.325061720747, "deviation": 67.12381280230838, "volatility": 0.06014671150663824 } }, "ranking": 19.752961950805922, "professional": false, "ui_class": "supporter moderator" }, "description": "This tournament is an experiment - a way for new players to get some ranked games. This is the ROUND ROBIN - you will get 9 simultaneous games. I will invite active players from the qualification round before opening it up to everyone.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 9366, "name": "Renegade Tournaments", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-10-07T06:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-07T06:28:28.527618Z", "ended": 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true, "exclude_provisional": true, "group": { "id": 4841, "name": "PIPIOLO GO 2022🏆", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 214, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-24T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-25T12:52:59.809528Z", "ended": "2021-10-25T14:19:06.401262Z", "start_waiting": "2021-10-25T12:52:59.541083Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png", "player_count": 4, "ranked": true }, { "id": 81939, "name": "Live 9x9 Double Elimination Tournament 2021-10-31 02:30", "director": { "id": 4, "username": "matburt", "country": "us", 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