Kalshi becomes US Open’s official prediction market

Kalshi

Rival prediction market platforms Kalshi and Polymarket have carved up professional tennis between them, with Kalshi securing exclusive rights at the US Open from 2026 and Polymarket already embedded in the ATP Tour. Questions remain over integrity, player safety and the sport’s commercial direction.

SGIE Professional

Know what matters. And why

SGIE Professional gives you the analysis behind the news, what a move means for the market and what to watch next.

Try SGIE Professional

30 days for €1

Full Professional access for your first 30 days.

Start Your 30-Day Trial for €1

Single-user access for new subscribers

Access for Your Company

Need access for your team?

Give your organisation the right level of SGIE intelligence, from daily market coverage to deeper analysis and data.

Explore Subscriptions

Not ready to subscribe?

Get our free Daily Digest straight to your inbox.

Get the Daily Digest