The tournament was played with an 11-round
Swiss format, with pairings made using the Dutch system for Swiss tournaments. The games used classical time controls with 100 minutes for the first 40 moves, then 50 minutes for the next 20 moves, then 15 minutes for the rest of the game, with a per-move increment of 30 seconds.
Tie-breaks Tie-breaks between players who finished on the same score were determined, in order, by the following tie-breaks: • Average rating of opponents, cut 1; •
Buchholz system, cut 1; • Buchholz system; • The results of individual games between tied players; • Drawing of lots.
Venue and schedule The tournament ran from 25 October to 5 November 2023 in the
Isle of Man, the planned location for
the previous Grand Swiss tournament and the location of the
inaugural one. Games were played at the Royal Hall of the
Villa Marina.
Qualification On 25 July, 2023, FIDE announced a preliminary list of 100 confirmed participants. FIDE also stated that the finalized lineup was expected to be available in September and was expected to have 114 players.{{Cite web |title=Grand Swiss and Women's Grand Swiss 2023: preliminary lineups and World Cup passes Under FIDE regulations, the initial 114 invites were distributed as follows: • 100 qualifiers by
rating - the top 100 players in the
FIDE rating list of 1 June 2023 • The
Women's World Champion as of 31 December 2022 (
Ju Wenjun) • 4 continental spots, each nominated by one of the four FIDE continental presidents • 4 players nominated by the FIDE president (including a player who reached the final 16 of the
World Cup, and the highest rated player who was not yet qualified) • Up to 5 players nominated by the organizer (Isle of Man International Chess Limited) Various methods were also specified to replace a player who declined an invitation. == Results ==