The USA won the new United Cup of tennis professionals in preparation for the Australian Open. In the final against Italy, the Americans were already 3-0 up after just three games and celebrated their premiere title.

Taylor Fritz scored the decisive point with the 7: 6 (7: 4), 7: 6 (8: 6) against Matteo Berrettini, after Jessica Pegula and Frances Tiafoe had previously won their singles. Madison Keys made it 4-0, the final mixed was not played.

The German team with Alexander Zverev was eliminated in the group stage after two defeats, losing 5-0 to the Americans.

In the competition, which was held for the first time, there were two men's and two women's singles as well as one mixed game per game. A total of 18 nations were at the start. The tournament was worth a total of $15 million (€14.05 million) in prize money and bonuses, as well as world ranking points. The United Cup serves as preparation for the Australian Open, which begins on January 16 in Melbourne.