Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=299
{ "count": 58964, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=300", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=298", "results": [ { "id": 63228, "name": "Live 19x19 Swiss Tournament 2020-07-17 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260314T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-14T20:00:11.083329Z", "lead_time_seconds": 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"first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2016-01-25T08:18:51.536016Z", "ended": "2016-06-01T21:43:07.679769Z", "start_waiting": "2016-01-25T08:18:49.918199Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 88158, "name": "9x9 Games", "director": { "id": 1137809, "username": "下棋狂人", "country": "un", "icon": "https://secure.gravatar.com/avatar/78c0d398f063e281134cdb6383797875?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1622.6552643982563, "deviation": 75.63685185604537, "volatility": 0.06001090761464667 } }, "ranking": 26.122943278302, "professional": false, "ui_class": "" }, "description": "12345", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "aga", "time_per_move": 10, "time_control_parameters": 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