Katie Boulter vs Katerina Siniakova

Call this match three minutes at a time

1. 01

   Wait for the match to go live

   Once Katie Boulter vs Katerina Siniakova is running, a new window opens every three minutes until it ends.

2. 02

   Pick a side

   Up or down: will Katie Boulter’s probability be higher or lower three minutes after the cutoff? You call the line, not the winner.

3. 03

   The right side takes the pool

   Everyone’s money sits in one pool, and whoever called it divides it. We never take a side. If the line doesn’t move, everyone gets their money back.

About this match

When does Katie Boulter vs Katerina Siniakova start?

Saturday, October 24 at 04:30 AM UTC. Windows on swell open once the match is live.

Who is the favorite in Katie Boulter vs Katerina Siniakova?

The market makes Katerina Siniakova the favorite at 60%. That’s the price of the Polymarket market, and it moves with the match.

Where does the win probability come from?

From Polymarket. The live price of the Katie Boulter vs Katerina Siniakova market is its probability. We read it. We don’t set it.

Can I pick a side before the match starts?

No. On swell you don’t pick the winner. You call where the probability goes in the next three minutes, and that only means something while the match is live.