Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-time_start&page=3189
{ "count": 58936, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=3190", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_start&page=3188", "results": [ { "id": 72223, "name": "Noob swser2", "director": { "id": 844218, "username": "lolroblox", "country": "au", "icon": "https://user-uploads.online-go.com/898603eb835a4063bf795672200accce-64.png", "ratings": { "version": 5, "overall": { "rating": 1319.9778490137012, "deviation": 64.3683573753299, "volatility": 0.05999444409408204 } }, "ranking": 21.343651147118212, "professional": false, "ui_class": "" }, "description": "blah blah", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 86400, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 885, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-19T10:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-12T23:11:11.990609Z", "ended": "2021-04-21T11:06:30.824184Z", "start_waiting": "2021-03-12T23:11:11.858793Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 6, "ranked": true }, { "id": 72774, "name": "hiloooooooo", "director": { "id": 878038, "username": "wqheng34", "country": "un", "icon": "https://secure.gravatar.com/avatar/2472d0277f4ce84a3c29d8f65e3be8bd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1247.5464712025755, "deviation": 61.30667615304504, "volatility": 0.06006169687970307 } }, "ranking": 20.037154135890884, "professional": false, "ui_class": "" }, "description": "hiiiiiiiiiiiiiiiiiiiiiiii", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 8628, "name": "Go Study Group😊", "summary": "This is where we discuss go problems, help each other, and have fun! Ѷ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 102, "icon": "https://user-uploads.online-go.com/a2b80152ef2f6ead5eaf5cc23a1e6f4c-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-19T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-20T14:20:52.477928Z", "ended": "2021-06-30T06:29:52.224567Z", "start_waiting": "2021-03-20T14:20:52.319993Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a2b80152ef2f6ead5eaf5cc23a1e6f4c-15.png", "player_count": 4, "ranked": true }, { "id": 72772, "name": "Live 9x9 Double Elimination Tournament 2021-03-19 02:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", 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"10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-12T22:00:00Z", "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": "2021-03-19T02:30:16.626037Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-03-19T02:34:18.407692Z", "ended": "2021-03-19T02:59:56.577816Z", "start_waiting": "2021-03-19T02:34:18.182229Z", "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": 72770, "name": "Have fun during midterms", "director": { "id": 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"player_count": 4, "ranked": true }, { "id": 72765, "name": "Blitz 19x19 Elimination Tournament 2021-03-18 21:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260312T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-12T17:00:10.393489Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, 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"start_waiting": "2021-03-18T21:30:05.200724Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 72761, "name": "Blitz 13x13 Swiss Tournament 2021-03-18 19:31", "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:20260312T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-12T19:00:10.467455Z", "lead_time_seconds": 1800, "tournament_type": "swiss", 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"analysis_enabled": false, "exclusivity": "open", "started": "2021-03-18T19:32:00.646193Z", "ended": "2021-03-18T20:25:14.674147Z", "start_waiting": "2021-03-18T19:32:00.307778Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 8, "ranked": true }, { "id": 72734, "name": "Correspondence 9x9 RoundRobin 2021-03-18 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260312T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-03-18T19:00:58.803992Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-18T19:01:01.005908Z", "ended": "2021-06-11T06:03:50.808836Z", "start_waiting": "2021-03-18T19:00:59.013728Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 72759, "name": "Live 9x9 Double Elimination Tournament 2021-03-18 18:30", "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, 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