James McCabe vs Jan Kumstat Odds · James McCabe vs Jan Kumstat (Nov 9)
Kalshi traders give Jan Kumstat a 63% chance (Polymarket: 37%).
| Outcome | Chance | Odds | 24h | Polymarket |
|---|---|---|---|---|
| Jan Kumstat | 63% | -170 | ▼ 2 | 37% |
| James McCabe | 37% | +174 | ▲ 2 | 37% |
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Price history
On Polymarket
The same question also trades on Polymarket. Check the resolution rules before comparing prices: small wording differences change what pays out.
Resolution rules
If James McCabe wins the James McCabe vs Jan Kumstat professional tennis match in the 2026 ATP Challenger Brisbane 1/16 Finals after a ball has been played, then the market resolves to Yes.
Source: Kalshi. The venue's rules are final.
FAQ
Who is favored in James McCabe vs Jan Kumstat?
As of Nov 11, 5:30 AM EST, traders on Kalshi price Jan Kumstat at 63%, about -170 in American odds. On Polymarket the same outcome trades at 37%. Prices move with every trade.
How are prediction market odds calculated?
Each contract pays $1 if the outcome happens and $0 if it doesn't, so its price is the market's implied probability: a 60¢ contract means roughly a 60% chance. We show the last trade, or the midpoint between the best bid and ask when the order book is tight.
When does this market close?
Kalshi lists Nov 10, 2026 as the end date. It can close earlier if the outcome is decided.
Where can I trade on James McCabe vs Jan Kumstat?
This market trades on Kalshi and a matching market trades on Polymarket. Availability depends on where you live: Kalshi is a CFTC-regulated US exchange, while Polymarket's international site isn't available to US users (Polymarket US is a separate app). You must be 18 or older.