Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&page=6058
{ "count": 60572, "next": null, "previous": "https://online-go.com/api/v1/tournaments?format=api&page=6057", "results": [ { "id": 143026, "name": "Correspondence 9x9 RoundRobin 2026-08-10 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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 Site-wide Tournament", "schedule": { "id": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260809T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-08-09T19:00:29.167284Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-08-12T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2026-08-10T19:00:29.147880Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 143050, "name": "Hikaru", "director": { "id": 2003964, "username": "Jenny_Meow", "country": "vn", "icon": "https://user-uploads.online-go.com/b17e77bd0d9d0f990420162ffe81e335-64.png", "ratings": { "version": 5, "overall": { "rating": 365.853084682125, "deviation": 73.59370112403195, "volatility": 0.06002182777617314 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Feel free to join my group", "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, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16461, "name": "Hikaru club", "summary": "Always said: This game is very fun😁🎀❤️💖\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 15, "icon": "https://user-uploads.online-go.com/44db157bc2a7546848c517b42ddb18b9-64.png" }, "auto_start_on_max": true, "time_start": "2026-08-11T10:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/44db157bc2a7546848c517b42ddb18b9-15.png", "player_count": 1, "ranked": true } ] }
