Update a tournament

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Update a tournament's attributes.


URL

PUT Help https://api.challonge.com/v1/tournaments/{tournament}.{json|xml}

Parameters

Name Description
Required
api_key
Your API key (required unless you're using HTTP basic authentication)
Required
{tournament} (in URL string)
Tournament ID (e.g. 10230) or URL (e.g. 'single_elim' for challonge.com/single_elim). If assigned to a subdomain, URL format must be :subdomain-:tournament_url (e.g. 'test-mytourney' for test.challonge.com/mytourney)
tournament[name] Your event's name/title (Max: 60 characters)
tournament[tournament_type] Single elimination (default), double elimination, round robin, swiss
tournament[url] challonge.com/url (letters, numbers, and underscores only)
tournament[subdomain] subdomain.challonge.com/url (Requires write access to the specified subdomain)
tournament[description] Description/instructions to be displayed above the bracket
tournament[open_signup] True or false. Have Challonge host a sign-up page (otherwise, you manually add all participants)
tournament[hold_third_place_match] True or false - Single Elimination only. Include a match between semifinal losers? (default: false)
tournament[pts_for_match_win] Decimal (to the nearest tenth) - Swiss only - default: 1.0
tournament[pts_for_match_tie] Decimal (to the nearest tenth) - Swiss only - default: 0.5
tournament[pts_for_game_win] Decimal (to the nearest tenth) - Swiss only - default: 0.0
tournament[pts_for_game_tie] Decimal (to the nearest tenth) - Swiss only - default: 0.0
tournament[pts_for_bye] Decimal (to the nearest tenth) - Swiss only - default: 1.0
tournament[swiss_rounds] Integer - Swiss only - We recommend limiting the number of rounds to less than two-thirds the number of players. Otherwise, an impossible pairing situation can be reached and your tournament may end before the desired number of rounds are played.
tournament[ranked_by] One of the following: 'match wins', 'game wins', 'points scored', 'points difference', 'custom' Help
tournament[rr_pts_for_match_win] Decimal (to the nearest tenth) - Round Robin "custom only" - default: 1.0
tournament[rr_pts_for_match_tie] Decimal (to the nearest tenth) - Round Robin "custom" only - default: 0.5
tournament[rr_pts_for_game_win] Decimal (to the nearest tenth) - Round Robin "custom" only - default: 0.0
tournament[rr_pts_for_game_tie] Decimal (to the nearest tenth) - Round Robin "custom" only - default: 0.0
tournament[accept_attachments] True or false - Allow match attachment uploads (default: false)
tournament[hide_forum] True or false - Hide the forum tab on your Challonge page (default: false)
tournament[show_rounds] True or false - Single & Double Elimination only - Label each round above the bracket (default: false)
tournament[private] True or false - Hide this tournament from the public browsable index and your profile (default: false)
tournament[notify_users_when_matches_open] True or false - Email registered Challonge participants when matches open up for them (default: false)
tournament[notify_users_when_the_tournament_ends] True or false - Email registered Challonge participants the results when this tournament ends (default: false)
tournament[sequential_pairings] True or false - Instead of traditional seeding rules, make pairings by going straight down the list of participants. First round matches are filled in top to bottom, then qualifying matches (if applicable). (default: false)
tournament[signup_cap] Integer - Maximum number of participants in the bracket. A waiting list (attribute on Participant) will capture participants once the cap is reached.
tournament[start_at] Datetime - the planned or anticipated start time for the tournament (Used with check_in_duration to determine participant check-in window). Timezone defaults to Eastern.
tournament[check_in_duration] Integer - Length of the participant check-in window in minutes.
tournament[grand_finals_modifier] String - This option only affects double elimination. null/blank (default) - give the winners bracket finalist two chances to beat the losers bracket finalist, 'single match' - create only one grand finals match, 'skip' - don't create a finals match between winners and losers bracket finalists