Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=ended&page=4182
{ "count": 58891, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=ended&page=4183", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=ended&page=4181", "results": [ { "id": 98561, "name": "Blitz 19x19 Elimination Tournament 2023-01-03 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:20251231T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2025-12-31T09:00:45.740279Z", "lead_time_seconds": 1800, 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"time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-04T01:30:03.759019Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-04T01:30:05.508190Z", "ended": "2023-01-04T01:54:00.179119Z", "start_waiting": "2023-01-04T01:30:05.234571Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 93578, "name": "End of year: Ur mom parody", "director": { "id": 1097766, "username": "TheOfficialRick_JK", "country": "im", "icon": "https://user-uploads.online-go.com/c73a605111f08f42769525c9032cba4c-64.png", "ratings": { "version": 5, "overall": { "rating": 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Give plz me will donate (ofc no) \nUR MOM: nah you gonna waste on find reblex gf \nYou: EXPOSED 😳😳😳😳\nYou: No mom i go donete to gf!!!!!!!!! \nUR MOM: you alredy have one????????????????????????????? \nYou: UMMMMMM... yes 🤓🤓🤓 \nUR MOM: ok your done \n(smashes ur hed and forces you to join this tournament :D) \nplz join i use 2 year write that :3\njk cap \nbtw sorry 7k - 9d If you join the tourney will be unfair :D il make another one :))))))))", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8382, "name": "Darkness Rises", "summary": "Darkness shall thrive", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, 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"base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-01-04T13:30:36.527706Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-04T13:30:37.851153Z", "ended": "2023-01-04T14:07:10.922507Z", "start_waiting": "2023-01-04T13:30:37.737871Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 98577, "name": "Live 19x19 Swiss Tournament 2023-01-04 12:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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