Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=5786
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Cheese", "country": "_CARICOM", "icon": "https://user-uploads.online-go.com/5eba3c669a2a0ebd63bd82beb74da17a-64.png", "ratings": { "version": 5, "overall": { "rating": 455.4656361578848, "deviation": 66.55611487627914, "volatility": 0.060043606952417665 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "May the best Go players BATTLE it out to see who wins!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 40, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 40 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13675, "name": "Sunday GO and MORE", "summary": "You can't miss this group, join now!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 110, "icon": 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"rrule": "DTSTART:20260310T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-10T18:00:44.856126Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "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": "2026-03-10T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2024-03-30T06:30:01.673955Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-03-30T06:31:01.798842Z", "ended": "2024-03-30T07:06:25.473190Z", "start_waiting": "2024-03-30T06:31:01.671886Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 488, "name": "Rock_Lee_Eh's 9th tournament!", "director": { "id": 8599, "username": "Rock_Lee_Eh", "country": "us", "icon": "https://secure.gravatar.com/avatar/73741ea570def1d114a9ac9bb6726916?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1337.3648265894894, "deviation": 65.28167659816387, "volatility": 0.06002553520999352 } }, "ranking": 21.646596099323933, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 864000, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 8, "analysis_enabled": false, "exclusivity": "open", "started": "2008-05-13T22:00:22Z", "ended": "2008-05-13T20:00:22Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 487, "name": "8 is one more than my favorite number, eh!", "director": { "id": 8599, "username": "Rock_Lee_Eh", "country": "us", "icon": "https://secure.gravatar.com/avatar/73741ea570def1d114a9ac9bb6726916?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1337.3648265894894, "deviation": 65.28167659816387, "volatility": 0.06002553520999352 } }, "ranking": 21.646596099323933, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 8, "analysis_enabled": false, "exclusivity": "open", "started": "2008-06-16T16:38:24Z", "ended": "2008-06-16T14:38:24Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 134969, "name": "Live 9x9 Double Elimination Tournament 2025-12-02 22:30", "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": 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"title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2025-12-02T22:30:53.331789Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-12-02T22:31:53.420583Z", "ended": "2025-12-02T23:22:44.298480Z", "start_waiting": "2025-12-02T22:31:53.328599Z", "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": 2555, "name": "Title match for: Alan Turing Nines Title Tournament 2012", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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