Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=auto_start_on_max&page=1212
{ "count": 59389, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=auto_start_on_max&page=1213", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=auto_start_on_max&page=1211", "results": [ { "id": 97522, "name": "Blitz 19x19 Elimination Tournament 2022-12-05 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:20260217T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-02-17T09:00:35.393741Z", 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"2020-08-17T02:30:23.884624Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 58739, "name": "Blitz 19x19 Elimination Tournament 2020-04-09 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:20260217T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-02-17T09:00:35.393741Z", "lead_time_seconds": 1800, "tournament_type": "elimination", 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"analysis_enabled": false, "exclusivity": "open", "started": "2020-04-09T13:30:04.788063Z", "ended": "2020-04-09T14:22:40.283452Z", "start_waiting": "2020-04-09T13:30:03.548508Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 63403, "name": "Other Tournament", "director": { "id": 736685, "username": "李朗銳", "country": "hk", "icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png", "ratings": { "version": 5, "overall": { "rating": 1005.3610697829467, "deviation": 66.82162579107839, "volatility": 0.06001116661169058 } }, "ranking": 15.040642201285266, "professional": false, "ui_class": "" }, "description": "Hey, join this tournament if you want your go skills to be better!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 60, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5925, "name": "Group for GO", "summary": "Don't have a group? No problem, just join this group!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-22T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 17, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-22T02:59:54.314150Z", "ended": "2020-07-22T06:58:40.202037Z", "start_waiting": "2020-07-22T02:59:54.196109Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png", "player_count": 4, "ranked": true }, { "id": 58333, "name": "ქართველების ტურნირი", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { 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