Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-time_start&page=1722
{ "count": 59019, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=1723", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=1721", "results": [ { "id": 103303, "name": "Live 19x19 Swiss Tournament 2023-05-16 16:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260318T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-18T20:00:18.109586Z", "lead_time_seconds": 1800, 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true, "time_start": "2023-05-16T16:00:00Z", "players_start": 7, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-16T15:16:37.638901Z", "ended": "2023-05-16T15:55:16.221692Z", "start_waiting": "2023-05-16T15:16:37.543833Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 101657, "name": "DDK 1 week per move 13x13", "director": { "id": 1237483, "username": "joukepouke", "country": "nl", "icon": "https://secure.gravatar.com/avatar/cc1df4df21f136ea13bde74da14acd18?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 985.4755668483061, "deviation": 68.83330042747427, "volatility": 0.059969914010232675 } }, "ranking": 14.578158544778827, "professional": false, "ui_class": "" }, "description": "Very slow tournament.", "schedule": null, "title": 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Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. 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"2026-03-19T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-05-16T15:30:00.930570Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-16T15:31:01.076453Z", "ended": "2023-05-16T16:15:21.315646Z", "start_waiting": "2023-05-16T15:31:00.953475Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 103299, "name": "Live 9x9 Double Elimination Tournament 2023-05-16 14:30", "director": { "id": 4, "username": "matburt", "country": "us", 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