Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=2417
{ "count": 59499, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=2418", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=2416", "results": [ { "id": 43820, "name": "Live 9x9 Double Elimination Tournament 2018-12-19 18:30", "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:20260427T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-27T22:00:35.090844Z", 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-12-19T22:30:54.488267Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-12-19T22:30:57.397463Z", "ended": "2018-12-19T23:24:56.472701Z", "start_waiting": "2018-12-19T22:30:56.487744Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 12, "ranked": true }, { "id": 41891, "name": "Christmas Go", "director": { "id": 503127, "username": "zombiewarrior88", "country": "un", "icon": "https://secure.gravatar.com/avatar/fb4e72418e490f4e6579d86b747db6f1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1214.311434818523, "deviation": 86.67575938156371, "volatility": 0.06001172103733663 } }, "ranking": 19.412067012948505, "professional": false, "ui_class": "" }, "description": "Come join and play this christmas Go. Enjoy and, more importantly, have fun. Enjoy.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 120, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 120 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? 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"2018-12-20T01:01:07.043900Z", "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": 86686, "name": "Class tournament", "director": { "id": 35052, "username": "egri-nagy", "country": "au", "icon": "https://user-uploads.online-go.com/d65ee709c57369195a8c878ed7b9693b-64.png", "ratings": { "version": 5, "overall": { "rating": 1331.0398953326292, "deviation": 64.30773623935698, "volatility": 0.06004452594399894 } }, "ranking": 21.53685080348411, "professional": false, "ui_class": "" }, "description": "Class tournament.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9587, "name": "Igo Math Classroom 2022 Winter (AY2021)", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 18, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-01T05:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-03-01T04:24:13.688349Z", "ended": "2022-03-01T06:48:28.267551Z", "start_waiting": "2022-03-01T04:24:13.517407Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 14, "ranked": true }, { "id": 85971, "name": "Go Zodiac Friendship Games Online ราศีกุมภ์ รุ่น F2 กระดาน 9x9 (ต่ำกว่า 8 คิว)", "director": { "id": 912815, "username": "cp06", "country": "un", "icon": 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