Dec 6, 2024 ·SAINT LOUIS – Returning in2025, the Grand Chess Tour (GCT) will celebrate its 10th anniversary and promises even more excitement and exceptional chess from the world’s top players, including a purse of more than $1.5 million dollars and the return of a knockout finals for the top four players of the regular season. The 12th SinquefieldCupwas played from August 18 to August 28,2025, and it was the fifth leg of the Grand Chess Tour2025. There was a three-way tie between Wesley So, R Praggnanandhaa & Fabiano Caruana with 5½/9. Aug 27,2025·GM Wesley So won the2025SinquefieldCup, his second time winning the elite event in nine years. Format The2025SinquefieldCupis a single round-robin. The time control is 90 minutes for the first 40 moves, followed by 30 more minutes for the rest of the game, plus a 30-second increment starting from move one.