Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=rules&page=3878
{ "count": 59201, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=3879", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=3877", "results": [ { "id": 106875, "name": "Blitz 19x19 Elimination Tournament 2023-08-27 09:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260126T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-26T17:00:25.775455Z", "lead_time_seconds": 1800, 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0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-09-14T10:31:56.711308Z", "ended": "2023-09-14T11:43:43.474347Z", "start_waiting": "2023-09-14T10:31:56.488380Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 106880, "name": "Blitz 19x19 Elimination Tournament 2023-08-27 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": 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