Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=3130
{ "count": 60963, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=3131", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=3129", "results": [ { "id": 115151, "name": "13x13 Open D.E. Cup #43", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1370.1863015263432, "deviation": 72.5536428981232, "volatility": 0.06029257852189042 } }, "ranking": 22.207881430543466, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. 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Available for all go players at different levels. If you get a random invite, you can deny it.\n\nSTARTS AT 4:00 EXACT! PLEASE BE ON TIME!", "schedule": null, "title": null, "tournament_type": "mcmahon", "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, "exclude_provisional": false, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18143, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-01T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-01T23:00:41.065658Z", "ended": "2026-01-10T21:26:44.154505Z", "start_waiting": "2025-06-01T23:00:40.870325Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 13, "ranked": true }, { "id": 58323, "name": "Blitz 13x13 Swiss Tournament 2020-04-01 15:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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