Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=is_open&page=3649
{ "count": 59335, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=3650", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=3648", "results": [ { "id": 137140, "name": "Святослав", "director": { "id": 1873191, "username": "Ксенка", "country": "un", "icon": "https://secure.gravatar.com/avatar/65a24c52b3802d2ee2da0218952055ea?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 754.2554421506131, "deviation": 78.97094020768628, "volatility": 0.06004403221274006 } }, "ranking": 8.388005031528087, "professional": false, "ui_class": "" }, "description": "керівник Святик", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, 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"2026-01-12T09:31:48.483933Z", "ended": "2026-01-12T09:51:39.865239Z", "start_waiting": "2026-01-12T09:31:48.392312Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 136290, "name": "Live 9x9 Double Elimination Tournament 2026-01-12 10:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260209T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", 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