Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5354
{ "count": 59188, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5355", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5353", "results": [ { "id": 108076, "name": "Correspondence Weekly McMahon 19x19 2023-10-07 17:00", "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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260330T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-03-30T17:00:11.602788Z", 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null, "auto_start_on_max": false, "time_start": "2016-06-01T11:30:11.131831Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-06-01T11:30:12.676321Z", "ended": "2016-06-01T12:15:32.521593Z", "start_waiting": "2016-06-01T11:30:12.550437Z", "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": 83603, "name": "Arpo 555", "director": { "id": 1063780, "username": "ArPo XI", "country": "th", "icon": "https://user-uploads.online-go.com/1a70f0eda1cd44c6986e10c87ff2fdf0-64.png", "ratings": { "version": 5, "overall": { "rating": 1583.4516435333264, "deviation": 63.06101389574246, "volatility": 0.06062013616126824 } }, "ranking": 25.55676810958745, "professional": false, "ui_class": "" }, "description": "Arpo ....", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 72, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 70, "initial_time": 210, "max_time": 210 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10737, "name": "Go Players!!! 😃", "summary": "<h1> Have fun :) <h1>", "require_invitation": true, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 99, "icon": "https://user-uploads.online-go.com/89d0a6b04a47b75ae4a14890520e2309-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-12T05:38:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-12-12T05:38:24.176749Z", "ended": "2021-12-12T05:43:26.810239Z", "start_waiting": "2021-12-12T05:38:24.120283Z", 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