What is the current probability for "Stefano Napolitano vs Mackenzie McDonald: Set 1 Winner"?

Current Kalshi odds for "Stefano Napolitano vs Mackenzie McDonald: Set 1 Winner": Mackenzie McDonald 99%, Stefano Napolitano 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 9/7/2026.

How is the probability calculated?

pdata reads the latest market prices directly from kalshi's public API and normalizes them to a 0-100 probability scale. See https://pdata.world/methodology for details on per-platform conventions.

Where can I get this data programmatically?

The JSON endpoint is https://api.pdata.world/api/v1/events/kalshi/KXATPSETWINNER-26AUG24NAPMCD-1. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

closedtrade on Kalshi

↗

event2 outcomes

Stefano Napolitano vs Mackenzie McDonald: Set 1 Winner

·Sports·ends Sep 7, 2026

vol cum

$114.2k

vol 24h

$114.2k

outcomes

ends

Sep 7, 2026

outcomesclick to inspect →

marketselected outcome

Mackenzie McDonald

rank #1 · resolved: yes

99¢

▲ 99.0pp

24h change

vol cum

$17.3k

vol 24h

$17.3k

spread

1.00

ends

Sep 7, 2026

If Mackenzie McDonald wins set 1 in the Stefano Napolitano vs Mackenzie McDonald professional tennis match in the 2026 US Open Men Singles Round Of 128, then the market resolves to Yes.

timeline

opened · Aug 23, 2026closedresolved · Aug 24, 2026

Mackenzie McDonald · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

similar markets

No similar markets for sports & price markets.