Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-id&page=1569
{ "count": 58958, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=1570", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-id&page=1568", "results": [ { "id": 99654, "name": "awesome go stuff 2023 0.2", "director": { "id": 1077187, "username": "earthbennder07", "country": "us", "icon": "https://secure.gravatar.com/avatar/eee5640fa695f99a1c426ea24928c747?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 823.8222298557065, "deviation": 65.69133250462401, "volatility": 0.06002354782440331 } }, "ranking": 10.430383057787877, "professional": false, "ui_class": "" }, "description": "please join", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, 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"2023-02-02T14:30:50.706190Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-02-02T14:30:52.325409Z", "ended": "2023-02-02T15:12:09.821227Z", "start_waiting": "2023-02-02T14:30:52.162618Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 99640, "name": "a la cool", "director": { "id": 1253439, "username": "Roro_yz", "country": "fr", "icon": "https://user-uploads.online-go.com/3867c77b6903a63c27785e7a34da51cb-64.png", "ratings": { "version": 5, "overall": { "rating": 893.058146181336, "deviation": 73.92514644216008, "volatility": 0.06001057374283739 } }, "ranking": 12.298516892231975, "professional": false, "ui_class": "" }, "description": "pour samuser", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 60 }, "is_open": true, "exclude_provisional": true, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1298, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2023-02-02T11:18:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-03T21:29:22.146146Z", "ended": "2023-04-03T21:39:47.040800Z", "start_waiting": "2023-04-03T21:29:22.000545Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png", "player_count": 4, "ranked": true }, { "id": 99638, "name": "Blitz 13x13 Swiss Tournament 2023-02-02 11:30", "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:20260313T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-13T23:00:10.848884Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, 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"require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-02-03T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-21T12:55:26.883012Z", "ended": "2023-06-21T13:03:44.461685Z", "start_waiting": "2023-06-21T12:55:26.793617Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 99630, "name": "BAO DA ZHAN YING FEN SI", "director": { "id": 1240463, "username": "Mou_Ku", "country": "cn", "icon": "https://user-uploads.online-go.com/415d74856cd1abdf0352b692489dfc38-64.png", "ratings": { "version": 5, "overall": { "rating": 1675.4536545322835, "deviation": 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