The Las Vegas Freestyle Chess Grand Slam is a

Chess960 Chess960, also known as Fischer Random Chess, is a chess variant that randomizes the starting position of the pieces on the back rank. It was introduced by former world chess champion Bobby Fischer in 1996 to reduce the emphasis on opening prepa ...

tournament A tournament is a competition involving at least three competitors, all participating in a sport or game. More specifically, the term may be used in either of two overlapping senses: # One or more competitions held at a single venue and concen ...

that takes place in

Las Vegas Las Vegas, colloquially referred to as Vegas, is the most populous city in the U.S. state of Nevada and the county seat of Clark County. The Las Vegas Valley metropolitan area is the largest within the greater Mojave Desert, and second-l ...

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

from 16 July to 20 July 2025. It is the fourth leg of the Freestyle Chess Grand Slam Tour, a series of Chess960 tournaments being held throughout 2025.

Regulation changes

While the

second leg In sports (especially association football), a two-legged tie is a contest between two teams which comprises two matches or "legs", with each team as the home team in one leg. The winning team is usually determined by aggregate score, the sum of ...

had 12 participants playing in the main event, the number of participants was increased to 16 for the fourth leg. However, while before only the top eight players after the round-robin stage qualified for the main knockout bracket, now all the remaining eight players will still play for positions 9-16 in a

double-elimination A double-elimination tournament is a type of elimination tournament competition in which a participant ceases to be eligible to win the tournament's championship upon having lost ''two'' games or matches. It stands in contrast to a single-elimin ...

style format.

Qualification

Main event

Participants

Leading up to the later-to-be-called third leg of the Grand Slam Tour, the

Grenke Freestyle Chess Open The Grenke Freestyle Chess Open was an open Chess960 tournament. It took place from 17 April to 21 April 2025 in Karlsruhe, Germany. It was held concurrently with the Grenke Chess Open as part of the annual Grenke Chess Festival, supplanting the ...

, the organizers of the Freestyle Tour and the Grenke Open announced to publish a world rating list for Freestyle based on the tournament results. In the newest edition of their Rules and Regulation, Freestyle Chess increased the number of players in a Grand Slam to 16 and replaced the qualification by

FIDE rating The Elo rating system is a method for calculating the relative skill levels of players in zero-sum games such as chess or esports. It is named after its creator Arpad Elo, a Hungarian-American chess master and physics professor. The Elo system wa ...

Regulation changes

Qualification

Main event

Participants

Group Stage

White Group

Black Group

Knockout Stage

Upper Bracket

Lower Bracket

5th and 7th place Finals

References