"Coco Gauff becomes first player born in 2004 or later to reach $20 million in career prize money, surpassing Serena Williams' record. Her WTA Finals victory earned her $4.8 million, propelling her into the top-25 all-time on-court earnings list."

Source: https://www.forbes.com/sites/timnewcomb/2024/11/11/coco-gauffs-wta-finals-victory-pushes-her-past-20m-in-prize-money/