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WTACHALLENGER·Mon 9:00 AM ET

Tatiana Prozorova vs Zhuoxuan Bai

Tatiana Prozorova is the current favorite at $0.95 ask on Kalshi and $0.60 ask on Polymarket — an implied ≈77% chance. Prices as of 04:16 UTC on Jul 13, 2026, delayed about five minutes. Source markets: Kalshi · Polymarket. Resolution follows each venue's own market terms.

Curious how long a gap like this stays open? We measured it.

Tatiana Prozorova

WTACHALLENGER

Mon 9:00 AM ET

Zhuoxuan Bai
50%70%80%90%100%8:37 PM8:40 PM8:43 PM8:44 PM8:47 PM95¢60¢

Moneyline

Tatiana Prozorova35¢ gap
Kalshi95¢Polymarket60¢
Zhuoxuan Bai45¢ gap
Kalshi95¢Polymarket50¢

Prices delayed about five minutes. Each venue's best ask per outcome; Kalshi asks are derived from its NO bids (ask = $1 minus the bid). Kalshi volume counts contracts, Polymarket volume is in dollars. Real-time prices and the full depth ladder are available via the WebSocket stream with an API key. Feed reference DINO-XKQZ7-9182.