Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=time_start&page=5325
{ "count": 58959, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=time_start&page=5326", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=time_start&page=5324", "results": [ { "id": 130553, "name": "Blitz 19x19 Elimination Tournament 2025-07-17 09:31", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260314T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-14T09:00:10.912637Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-14T13:00:00Z", "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": "2025-07-17T09:31:01.979913Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-07-17T09:31:55.348243Z", "ended": "2025-07-17T10:08:11.883696Z", "start_waiting": "2025-07-17T09:31:55.270735Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 130489, "name": "WWGA Tournament", "director": { "id": 1492102, "username": "PaePaePaePaePae", "country": "th", "icon": "https://user-uploads.online-go.com/4d79e15690548d3215fb34e3c0a4ce4f-64.png", "ratings": { "version": 5, "overall": { "rating": 1498.8964823754648, "deviation": 349.082226819525, "volatility": 0.06 } }, "ranking": 24.28634495907839, "professional": false, "ui_class": "provisional" }, "description": "WWGA Tournament - Please join", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8562, "name": "World Wide Go Association (WWGA)", "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 151, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-17T10:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-22T08:23:06.758415Z", "ended": "2025-08-22T08:23:11.636714Z", "start_waiting": "2025-08-22T08:23:06.711481Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png", "player_count": 2, "ranked": true }, { "id": 130554, "name": "Live 9x9 Double Elimination Tournament 2025-07-17 10:31", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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