Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5562
{ "count": 59049, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5563", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5561", "results": [ { "id": 28243, "name": "Blitz 13x13 Swiss Tournament 2017-06-24 19:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260320T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-20T23:00:19.072131Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-03-21T03:00:00Z", "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": "2017-06-24T19:30:30.776466Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-06-24T19:30:33.142860Z", "ended": "2017-06-24T20:20:51.481742Z", "start_waiting": "2017-06-24T19:30:32.767616Z", "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": 63506, "name": "1st Black Metal Cats Tournament (13x13, DE, Handicap)", "director": { "id": 772459, "username": "awesomemarten", "country": "un", "icon": "https://user-uploads.online-go.com/cb3b4733ce28ada501a084009824313c-64.png", "ratings": { "version": 5, "overall": { "rating": 1232.3870623470327, "deviation": 64.14684860629816, "volatility": 0.05998662253319789 } }, "ranking": 19.754126642199132, "professional": false, "ui_class": "" }, "description": "A tournament for everyone, so its with handicap.\n\n13x13, double elemination. Feel free to join :3", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6362, "name": "Black Metal Cats", "summary": "This is a group for all people and cats, who like Black Metal :3", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://user-uploads.online-go.com/0bf001cc307ea46b1f9f81ed8a06d84f-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-29T21:00:00Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-10-30T15:30:56.851330Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-10-30T15:30:58.625772Z", "ended": "2020-10-30T16:13:55.432712Z", "start_waiting": "2020-10-30T15:30:58.330154Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 5404, "name": "Blitz 13x13 Swiss Tournament 2015-02-26 19:30", "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, 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