Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=3208
{ "count": 58925, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=3209", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=3207", "results": [ { "id": 67626, "name": "Blitz 19x19 Elimination Tournament 2020-11-09 17:30", "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:20260311T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-11T13:00:44.875623Z", "lead_time_seconds": 1800, 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5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-06T10:25:06.384550Z", "ended": "2020-11-09T13:07:57.281105Z", "start_waiting": "2020-11-06T10:25:06.254994Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 63280, "name": "T2 Ultra tournament", "director": { "id": 747694, "username": "kingkaio", "country": "ua", "icon": "https://user-uploads.online-go.com/153fb07f8ce9121e748b2e51172936d2-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.6804695413712, "deviation": 62.48738706337885, "volatility": 0.06012577810744558 } }, "ranking": 18.505561177652012, "professional": false, "ui_class": "" }, "description": "Go to our group page to read rules.\n\n<big>IF you are in another Ultra tournament you will be disqualified from both", "schedule": null, "title": null, "tournament_type": "elimination", "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": 5683, "name": "Tournaments Group", "summary": "A group for people who like tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 66, "icon": "https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-19T14:48:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-09-19T14:48:03.680023Z", "ended": "2020-11-09T11:35:28.545744Z", "start_waiting": "2020-09-19T14:48:03.369893Z", "board_size": 9, "active_round": null, 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