Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-id&page=3864
{ "count": 59211, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=3865", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=3863", "results": [ { "id": 51288, "name": "Correspondence 19x19 RoundRobin 2019-08-21 19:00", "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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260124T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-01-24T19:00:07.490939Z", "lead_time_seconds": 86400, 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"2026-01-27T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-08-20T08:30:12.485729Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-08-20T08:31:15.052482Z", "ended": "2019-08-20T10:35:36.569215Z", "start_waiting": "2019-08-20T08:31:13.892410Z", "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": 51270, "name": "⚔️Giants Among Us!⚫⚪ 2019 Nines Tournament", "director": { "id": 217422, "username": "AndThenUPray4Me", "country": "us", 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