Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=3651
{ "count": 59331, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=3652", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=3650", "results": [ { "id": 20304, "name": "Live 9x9 Double Elimination Tournament 2016-09-01 02:30", "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:20260209T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-09T06:00:44.243182Z", 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"3", "maximum_players": 40 }, "next_run": "2026-02-09T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-09-01T07:30:29.591999Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-09-01T07:31:04.297015Z", "ended": "2016-09-01T08:18:42.851646Z", "start_waiting": "2016-09-01T07:31:03.852379Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 20310, "name": "Sept. 1 Lower Go Tournament", "director": { "id": 330719, "username": "jamieepac", "country": "un", "icon": "https://secure.gravatar.com/avatar/1009b412bd1e9db3acfdb1a1d2b454fc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1066.408608991398, "deviation": 120.45365336832734, "volatility": 0.059991824505578564 } }, "ranking": 16.40533035820131, "professional": false, "ui_class": "" }, "description": "WEEEEEEEE!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 80, "time_control_parameters": { "time_control": "fischer", "initial_time": 1800, "max_time": 2400, "time_increment": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1148, "name": "EPACGO", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 23, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-09-01T08:05:00Z", "players_start": 4, 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