Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=auto_start_on_max&page=4514
{ "count": 58895, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=auto_start_on_max&page=4515", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=auto_start_on_max&page=4513", "results": [ { "id": 97612, "name": "8 december toernooi", "director": { "id": 441026, "username": "deleted-a30fbd6f-680c-4668-8276-f9973e09e130", "country": "nl", "icon": "https://user-uploads.online-go.com/96439d619893935806e23f4ef483d8b5-64.png", "ratings": { "version": 5, "overall": { "rating": 805.0160624397579, "deviation": 71.18074632142026, "volatility": 0.06003052375475145 } }, "ranking": 9.895790858486714, "professional": false, "ui_class": "" }, "description": "8 december toernooi.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, 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"subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2025-12-31T13:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-11-16T17:30:18.057057Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-11-16T17:30:19.428607Z", "ended": "2022-11-16T17:50:29.419276Z", "start_waiting": "2022-11-16T17:30:19.297153Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 103626, "name": "19×19", "director": { "id": 1315799, "username": "shu423423", "country": "jp", "icon": "https://user-uploads.online-go.com/401681486fe3d60c44d4ae3a3d6311f4-64.png", "ratings": { "version": 5, "overall": { "rating": 1341.1366375077164, "deviation": 62.26505162423177, "volatility": 0.05997774670215465 } }, "ranking": 21.711794854406474, "professional": false, "ui_class": "" }, "description": "19×19", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13127, "name": "日韓交流囲碁会/한일교류바둑회 (日本,韓国/일본,한국)", "summary": "日本人と韓国人が囲碁を通して囲碁仲間を増やし交流していきたい。한국사람과 일본사람이 바둑을 통해서 바둑 친구를 만들어 교류를 해 간다.日韓戦もしたいですね。한일전도 하고 싶습니다.", "require_invitation": false, 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"Blitz 13x13 Swiss Tournament 2022-08-09 15:30", "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:20251231T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2025-12-31T11:00:45.738689Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, 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4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-07-12T02:30:57.917486Z", "ended": "2022-07-12T02:55:26.619756Z", "start_waiting": "2022-07-12T02:30:57.787744Z", "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 } ] }