Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-time_start&page=3146
{ "count": 60952, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=3147", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=3145", "results": [ { "id": 77466, "name": "Fast Correspondence 2021-07-20", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1574.8341986334494, "deviation": 62.44546334826878, "volatility": 0.05974674944331501 } }, "ranking": 25.43043733747297, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": 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"open", "started": "2021-07-19T22:30:59.979642Z", "ended": "2021-07-19T22:59:43.094492Z", "start_waiting": "2021-07-19T22:30:59.872426Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 77774, "name": "Learning", "director": { "id": 1026674, "username": "dani1408mackinnon", "country": "un", "icon": "https://secure.gravatar.com/avatar/e5d8e9f784428071ed7cf86c3341ac04?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 959.7910566647793, "deviation": 318.407697045212, "volatility": 0.060007335696657456 } }, "ranking": 13.966796626425893, "professional": false, "ui_class": "provisional" }, "description": "kjhhkjhk", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, 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null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 77769, "name": "Live 9x9 Double Elimination Tournament 2021-07-19 18:30", "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:20260907T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-09-07T06:00:33.164028Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, 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