Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=time_start&page=1329
{ "count": 59464, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=time_start&page=1330", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=time_start&page=1328", "results": [ { "id": 37430, "name": "Blitz 19x19 Elimination Tournament 2018-05-20 13:30", "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:20260225T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-02-25T05:00:40.865081Z", "lead_time_seconds": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-05-20T18:30:59.247413Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-05-20T18:31:02.231761Z", "ended": "2018-05-20T19:01:20.668282Z", "start_waiting": "2018-05-20T18:31:01.502646Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 37436, "name": "Blitz 13x13 Swiss Tournament 2018-05-20 19:30", "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, 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"next_run": "2026-02-25T09:00:00Z", "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": "2018-05-20T21:30:12.490311Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-05-20T21:30:14.984156Z", "ended": "2018-05-20T21:59:43.135134Z", "start_waiting": "2018-05-20T21:30:14.453328Z", "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": 37440, "name": "Live 9x9 Double Elimination Tournament 2018-05-20 22:30", "director": { "id": 4, "username": "matburt", 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"player_count": 13, "ranked": true }, { "id": 37398, "name": "DustyDeath Tourney #2", "director": { "id": 534742, "username": "marblevolcano", "country": "us", "icon": "https://user-uploads.online-go.com/b76a2a0158960fd3627bfe4c91bf2ee0-64.png", "ratings": { "version": 5, "overall": { "rating": 1707.6783436310695, "deviation": 64.90961064836469, "volatility": 0.05984214591762021 } }, "ranking": 27.305234489871516, "professional": false, "ui_class": "" }, "description": "Have fun!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1999, "name": "DustyDeath", "summary": "Active group. Here to have fun and improve our game of Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://user-uploads.online-go.com/b592841cb83c46074388e9cdb46bf293-64.png" }, "auto_start_on_max": false, "time_start": "2018-05-20T23:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2018-05-20T23:00:20.978807Z", "ended": "2018-08-12T15:20:24.432726Z", "start_waiting": "2018-05-20T23:00:20.426937Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/b592841cb83c46074388e9cdb46bf293-15.png", "player_count": 9, "ranked": true }, { "id": 37437, "name": "Correspondence 9x9 RoundRobin 2018-05-21 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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