Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=4045
{ "count": 59322, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4046", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4044", "results": [ { "id": 127788, "name": "1st DDK Tournament 25-15kyu - Let's fight", "director": { "id": 1730318, "username": "Faumond", "country": "pl", "icon": "https://user-uploads.online-go.com/b5f9cbb8502ba8ac61ead86de7f06c20-64.png", "ratings": { "version": 5, "overall": { "rating": 876.5126153681537, "deviation": 65.43821713342227, "volatility": 0.060058864118022484 } }, "ranking": 11.865598119975267, "professional": false, "ui_class": "" }, "description": "Hello, correspondence tournament for less than 15kyu players. Enjoy!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. 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false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260412T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-12T21:00:35.883375Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-13T01:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", 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