Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-player_count&page=4863
{ "count": 59319, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=4864", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=4862", "results": [ { "id": 94028, "name": "Blitz 19x19 Elimination Tournament 2022-08-29 05:30", "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:20260412T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-12T01:00:35.071692Z", 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do the review later.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 56, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2400, "period_time": 30, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12047, "name": "Shanghai Summer School Group3", "summary": "\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 10, "icon": "https://user-uploads.online-go.com/127dfd358010b6177522c346cda53f33-64.png" }, "auto_start_on_max": true, "time_start": "2022-08-30T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-08-30T12:20:15.798394Z", "ended": "2022-08-30T13:41:41.159225Z", 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