Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-ended&page=5453
{ "count": 58839, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=5454", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=5452", "results": [ { "id": 6319, "name": "Live 9x9 Double Elimination Tournament 2015-04-01 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260304T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-04T14:00:19.456190Z", "lead_time_seconds": 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 4265, "name": "Fast SDK correspondence", "director": { "id": 444, "username": "calantir", "country": "us", "icon": "https://user-uploads.online-go.com/1ca918deb36ad77b1a43a9c36821e67e-64.png", "ratings": { "version": 5, "overall": { "rating": 1672.495477047076, "deviation": 65.41006599613554, "volatility": 0.06008781090383422 } }, "ranking": 26.823299051074773, "professional": false, "ui_class": "" }, "description": "Absolute time of 12 days. Please don't join if you don't play actively or are planning to go on vacation. The tournament will begin when 10 people have joined.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 11520, "time_control_parameters": { "total_time": 1036800, "time_control": "absolute" }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 814, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2015-03-05T12:47:00Z", "players_start": 10, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2015-02-22T15:55:01.082176Z", "ended": "2015-04-01T07:10:48.118873Z", 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"board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true } ] }
