Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=4493
{ "count": 59219, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=4494", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=4492", "results": [ { "id": 31783, "name": "丨St u", "director": { "id": 478879, "username": "BluefirePlayz", "country": "us", "icon": "https://user-uploads.online-go.com/66b02d574dc3bd6eea3e8c0c04212676-64.png", "ratings": { "version": 5, "overall": { "rating": 1209.151067958722, "deviation": 63.877975163452746, "volatility": 0.06005396905283021 } }, "ranking": 19.313478589798944, "professional": false, "ui_class": "" }, "description": "HHHHHHHHHHHHHHHHHH\nHHHHHHHHHHHHHHHHHH", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 30, "max_time": 60, "time_increment": 10, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1926, "name": "Pro-players", "summary": "every one that's good at Go, come in this group, it's a nice group to play games and talk on, you can also get higher level if you'er good.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-64.png" }, "auto_start_on_max": false, "time_start": "2017-11-10T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2017-12-03T11:11:10.364650Z", "ended": "2017-12-03T11:16:54.887526Z", "start_waiting": "2017-12-03T11:11:09.778865Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-15.png", "player_count": 4, "ranked": true }, { "id": 34880, 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"2018-02-25T14:30:38.375164Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 118690, "name": "Live 9x9 Double Elimination Tournament 2024-08-01 06:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260403T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-03T14:00:15.622361Z", "lead_time_seconds": 1800, "tournament_type": 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0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-08-01T06:31:17.970022Z", "ended": "2024-08-01T07:19:14.026876Z", "start_waiting": "2024-08-01T06:31:17.879958Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 137592, "name": "Live 9x9 Double Elimination Tournament 2026-02-21 10:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2026-02-21T10:30:39.863407Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-21T10:31:39.949013Z", "ended": "2026-02-21T11:09:00.616551Z", "start_waiting": "2026-02-21T10:31:39.858083Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 1643, "name": "Ginko15's Go Tournament", "director": { "id": 38976, "username": "Ginko15", "country": "us", "icon": "https://secure.gravatar.com/avatar/e436688ad3170a738683f3b53eeaa4bf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1046.8762441651031, "deviation": 74.10603318708577, "volatility": 0.05999091547728512 } }, "ranking": 15.977383201309937, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "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": 383, "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": 4, "analysis_enabled": false, "exclusivity": "open", "started": "2012-01-15T18:16:57Z", "ended": "2012-01-15T17:16:57Z", "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": 1648, "name": "pollemand's mini-tournament", "director": { "id": 40094, "username": "pollemand", "country": "dk", "icon": "https://user-uploads.online-go.com/769b91b9135c109466f9ea5844e00c3d-64.png", "ratings": { "version": 5, "overall": { "rating": 2171.89178460396, "deviation": 69.05182806949152, "volatility": 0.060035483123523053 } }, "ranking": 32.87197200792104, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, 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