Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=players_start&page=3038
{ "count": 58998, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=players_start&page=3039", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=players_start&page=3037", "results": [ { "id": 69925, "name": "Blitz 19x19 Elimination Tournament 2021-01-09 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260317T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-17T05:00:11.795901Z", 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skills.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36960, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 36000, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 20, "name": "Single Digit Kyu Room", "summary": "A room for SDK's \r\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 760, "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-17T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2021-03-17T18:00:53.839318Z", "ended": 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"subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-02-06T13:30:29.306712Z", "ended": "2021-02-06T14:28:29.688016Z", "start_waiting": "2021-02-06T13:30:29.027612Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 13, "ranked": true }, { "id": 61076, "name": "Wise guys", "director": { "id": 485271, "username": "RyukBaduk", "country": "_GoT_Tully", "icon": "https://user-uploads.online-go.com/2aabf09856a41e8e9248d4dfc4bcc60e-64.png", "ratings": { "version": 5, "overall": { "rating": 1400.5931119029472, "deviation": 64.6436221001988, "volatility": 0.060000140023822056 } }, "ranking": 22.71600265928813, "professional": false, "ui_class": "" }, "description": "Live tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, 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"https://user-uploads.online-go.com/d0124228aec013b26d51a2735ca14581-15.png", "player_count": 4, "ranked": true }, { "id": 61484, "name": "Manchester Go Club - Rapid 19x19 Tournament #4", "director": { "id": 206311, "username": "taiyaki 鯛焼き", "country": "jp", "icon": "https://user-uploads.online-go.com/bf298249efe61246416591f25414b80c-64.png", "ratings": { "version": 5, "overall": { "rating": 1867.1000057404892, "deviation": 65.45025222666547, "volatility": 0.060005676838603444 } }, "ranking": 29.37141073911507, "professional": false, "ui_class": "supporter" }, "description": "Welcome to the 4th Manchester Go Club Rapid 19x19 Tournament. Please make sure to log in to OGS and open this page in your browser before 8:15 PM GMT+1 to be included in the draw!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4609, "name": "Manchester Go Club", "summary": "A group for players living in or connected to Manchester, UK. Go friends from around the world are also welcome to join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 103, "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-11T19:20:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-11T19:20:03.921744Z", "ended": "2020-06-11T21:02:54.315873Z", "start_waiting": "2020-06-11T19:20:03.315818Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-15.png", "player_count": 7, "ranked": true }, { "id": 61374, "name": "Live 9x9 Double Elimination Tournament 2020-06-02 02:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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