Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=is_open&page=3003
{ "count": 59025, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=3004", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=3002", "results": [ { "id": 38151, "name": "Live 9x9 Double Elimination Tournament 2018-06-14 22:30", "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:20260319T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-19T10:00:18.393865Z", "lead_time_seconds": 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"first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-19T14:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-05-03T22:30:05.705617Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-05-03T22:30:08.312249Z", "ended": "2018-05-03T22:55:24.720953Z", "start_waiting": "2018-05-03T22:30:07.872661Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 36938, "name": "Blitz 13x13 Swiss Tournament 2018-05-03 23:31", "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:20260319T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-19T07:00:18.359398Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": 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"ended": "2018-05-03T23:57:52.592175Z", "start_waiting": "2018-05-03T23:35:12.541958Z", "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": 36197, "name": "panama go cup", "director": { "id": 493986, "username": "Omar1383", "country": "pa", "icon": "https://secure.gravatar.com/avatar/354e00d22c149ddf14e648794d77a658?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1531.867618571922, "deviation": 60.555147137777965, "volatility": 0.059885724489241995 } }, "ranking": 24.79005418276141, "professional": false, "ui_class": "" }, "description": "Copa de Go", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 9600, "time_control_parameters": { "period_time": 86400, "main_time": 86400, "system": "canadian", "pause_on_weekends": true, "time_control": "canadian", "stones_per_period": 10, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2083, "name": "Panama GO - Salon de Go Panama", "summary": "¡Bienvenidos!\nGo de Panama le da la bienvenida a nuestro grupo.\n\nSi es usted panameno, residente en Panama o simplemente tiene contacto con jugadores en Panama, y desea participar de este grupo, siéntase en libertad de unirse.\n\nYou may contact us even if y", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://user-uploads.online-go.com/d6255f02f25d4c4b61eed048a728710e-64.png" }, "auto_start_on_max": true, "time_start": "2018-04-09T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-04-22T00:41:26.234503Z", "ended": "2018-05-04T01:16:19.521228Z", "start_waiting": "2018-04-22T00:41:25.976713Z", "board_size": 19, 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