Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=253
{ "count": 59522, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=254", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=252", "results": [ { "id": 984, "name": "Fragnix's Musing Meetings - Mini Mine", "director": { "id": 27708, "username": "fragnix", "country": "de", "icon": "https://user-uploads.online-go.com/f923149275abc4f0c8a031e8a9f991db-64.png", "ratings": { "version": 5, "overall": { "rating": 1288.262978420763, "deviation": 62.03911131299328, "volatility": 0.0599600014565973 } }, "ranking": 20.780639147409133, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS 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"2009-11-07T06:53:42Z", "ended": "2009-11-07T05:53:42Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 17273, "name": "Live 9x9 Double Elimination Tournament 2016-05-09 06:30", "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:20260430T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-30T10:00:48.729696Z", 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