Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=4322
{ "count": 59210, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4323", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4321", "results": [ { "id": 123758, "name": "Blitz 19x19 Elimination Tournament 2024-12-29 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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260402T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-02T21:00:15.221805Z", 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"max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-01T04:00:35.580336Z", "ended": "2025-01-01T07:47:24.195646Z", "start_waiting": "2025-01-01T04:00:35.501177Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c788aa2a45ac1b2114ee2ed4b8d286ba-15.png", "player_count": 5, "ranked": true }, { "id": 125084, "name": "15k-10k Fast Correspondence Round-Robin #3", "director": { "id": 1408189, "username": "msaari", "country": "fi", "icon": "https://user-uploads.online-go.com/d84f8843f1ada4bb45291df34e84950f-64.png", "ratings": { "version": 5, "overall": { "rating": 1002.6163704657981, "deviation": 62.76521506097277, "volatility": 0.05974198209363873 } }, "ranking": 14.97735480821881, "professional": false, "ui_class": "" }, "description": "Fast round-robin tournament for high-end DDK players (15k to 10k). 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