Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=1474
{ "count": 59729, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=1475", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=1473", "results": [ { "id": 95742, "name": "Live 9x9 Double Elimination Tournament 2022-10-16 14:30", "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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260522T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-22T22:00:16.188566Z", 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"description": "Special league for players between 25kyu and 10kyu. 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"max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-19T09:05:36.896641Z", "ended": "2022-10-29T14:16:50.680040Z", "start_waiting": "2022-10-19T09:05:36.745681Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 31828, "name": "ALIHENE2 ARENA", "director": { "id": 483795, "username": "Alihene2", "country": "un", "icon": "https://user-uploads.online-go.com/bdf8115d99b275e6b83f9e0efaf6254c-64.png", "ratings": { "version": 5, "overall": { "rating": 980.5122331006586, "deviation": 162.54292201624781, "volatility": 0.05999791955938808 } }, "ranking": 14.461269294119564, "professional": false, "ui_class": "provisional" }, "description": "Go join this tournament!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1930, "name": "Alihene2 Fanclub", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2017-11-11T16:00:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2017-11-22T14:50:22.204979Z", "ended": "2018-03-23T19:07:26.754339Z", "start_waiting": "2017-11-22T14:50:20.586968Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 96240, "name": "Live 9x9 Double 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"analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-23T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-10-30T22:30:34.828374Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-30T22:30:36.605709Z", "ended": "2022-10-30T23:14:19.594553Z", "start_waiting": "2022-10-30T22:30:36.251401Z", "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": 111319, "name": "konya 3. kademe 1. turnuva", "director": { "id": 1199557, "username": "esraaslihankara", "country": "un", "icon": "https://user-uploads.online-go.com/8aeb2b2669dce585356ab84040a79df6-64.png", "ratings": { "version": 5, "overall": { "rating": 953.2491792393207, "deviation": 75.52314437936565, "volatility": 0.06009301060559997 } }, "ranking": 13.808467439320612, "professional": false, "ui_class": "" }, "description": "konya 3. kademe 1. turnuva", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 20, "initial_time": 180, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13754, "name": "KONYA 3. 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