Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=player_count&page=1253
{ "count": 59644, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=1254", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=1252", "results": [ { "id": 66867, "name": "Live 9x9 Double Elimination Tournament 2020-10-20 14:30", "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:20260515T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-15T10:00:49.921816Z", 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-08-25T18:30:21.187721Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-08-25T18:30:23.151843Z", "ended": "2020-08-25T18:46:48.155488Z", "start_waiting": "2020-08-25T18:30:22.803755Z", "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": 60842, "name": "Live 9x9 Double Elimination Tournament 2020-05-21 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": 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"slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-05-15T12:15:23.278710Z", "ended": "2020-05-21T12:38:04.233237Z", "start_waiting": "2020-05-15T12:15:22.882642Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 60358, "name": "Bye2rinse2", "director": { "id": 777239, "username": "CM Vagabond YT", "country": "un", "icon": "https://secure.gravatar.com/avatar/bd5ea72fcab4b8a3b5bc7583838b190b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Bye2rinse", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 5596, "name": "Tempo|Vagabond YT", "summary": "Hello guys welcome back", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/2b3aa8487b55604f5d2c6df270456f38-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-11T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-20T22:06:53.542537Z", "ended": "2020-08-08T14:35:17.961831Z", "start_waiting": "2020-05-20T22:06:52.968391Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2b3aa8487b55604f5d2c6df270456f38-15.png", "player_count": 4, "ranked": true }, { "id": 60841, "name": 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group for kyu level players! Join, play tournaments, and have fun. 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