Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=737
{ "count": 60323, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=738", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=736", "results": [ { "id": 53369, "name": "Live 9x9 Double Elimination Tournament 2019-10-29 10:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260721T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-07-21T06:00:48.916023Z", 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"maximum_players": 100 }, "next_run": "2026-07-21T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-03-11T22:30:01.206865Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-03-11T22:30:03.185390Z", "ended": "2020-03-11T23:24:25.917964Z", "start_waiting": "2020-03-11T22:30:02.307791Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 89428, "name": "Live 9x9", "director": { "id": 1067981, "username": "Averyw123", "country": 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If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. 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