Gambling content 21+. The New York Post may receive an affiliate commission if you sign up through our links. Read our editorial standards for more information.

The biggest stars in tennis have descended on the Big Apple for the 2025 U.S. Open.

While the women’s draw is projected to be wide open, the bookmakers believe the men’s tournament is a two-horse race between Jannik Sinner and Carlos Alcaraz.

That’s not a surprise, as the Italian and Spaniard have combined to win the last seven Grand Slams.

BetMGM bonus code POSTBET is allowing customers to get their first bet back in bonus bets if their first bet doesn’t win, up to $1,500.

BetMGM Sportsbook is legal in the following states: Arizona, Colorado, Washington D.C., Illinois, Indiana, Iowa, Kansas, Louisiana, Maryland, Michigan, Mississippi, Nevada, New Jersey, New York, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia and Wyoming.

While it’s hard to pick against Sinner or Alcaraz, there could be some betting value on a couple of American long shots who have had strong showings here in the past.

Frances Tiafoe has made it to the semifinals in two of the last three years, while Tommy Paul seemingly has been knocking on the door for a while.

21+. Gambling problem? Call 1-800-GAMBLER. AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY. Call 877-8-HOPENY or text HOPENY (467369) (NY). Call 1-800-327-5050 (MA). Please Gamble Responsibly. Call 1-800-NEXT-STEP (AZ), 1-800-522-4700 (KS, NV), 1-800-BETS-OFF (IA). Participant must complete the Wagering Requirements. Bonus Bets Expire in 7 Days. US Promotional Offers Not Available in MS, NY, ON, or PR. Visit BetMGM.com for Terms & Conditions.

Michael Leboff is a long-suffering Islanders fan, but a long-profiting sports bettor with 10 years of experience in the gambling industry. He loves using game theory to help punters win bracket pools, find long shots, and learn how to beat the market in mainstream and niche sports.