Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=2026
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false, "exclusivity": "open", "started": "2015-12-05T13:33:17.620461Z", "ended": "2015-12-05T13:49:56.065060Z", "start_waiting": "2015-12-05T13:33:17.490262Z", "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": 13745, "name": "Blitz 19x19 Elimination Tournament 2016-01-01 21:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260911T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": 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"2016-01-01T21:30:21.171877Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-01-01T21:30:22.330737Z", "ended": "2016-01-01T22:01:03.799210Z", "start_waiting": "2016-01-01T21:30:22.219061Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 12868, "name": "Peer Match", "director": { "id": 273, "username": "Tom Newman", "country": "001", "icon": "https://user-uploads.online-go.com/6d5cf13f983d9626e25ef9a1cb063741-64.png", "ratings": { "version": 5, "overall": { "rating": 1038.9595595592623, "deviation": 64.47715782325777, "volatility": 0.060153939830423546 } }, "ranking": 15.801653042359028, "professional": false, "ui_class": "supporter" }, "description": "A tournament between friendly peers (or everyone on my friend list that has 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