What is the current probability for "Vandecasteele vs Ostapenkov"?

Current Kalshi odds for "Vandecasteele vs Ostapenkov": Daniil Ostapenkov 99%, Quinn Vandecasteele 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on Oct 12, 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/KXATPCHALLENGERMATCH-26SEP28VANOST. 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

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event2 outcomes

Vandecasteele vs Ostapenkov

·Sports·ends Oct 12, 2026

vol cum

$1.8M

vol 24h

$1.8M

outcomes

ends

Oct 12, 2026

outcomesclick to inspect →

marketselected outcome

Daniil Ostapenkov

rank #1 · resolved: yes

99¢

▲ 99.0pp

24h change

vol cum

$741.1k

vol 24h

$741.1k

spread

1.00

ends

Oct 12, 2026

If Daniil Ostapenkov wins the Vandecasteele vs Ostapenkov professional tennis match in the 2026 ATP Challenger Columbus Qualification Final after a ball has been played, then the market resolves to Yes.

timeline

opened · Sep 28, 2026closedresolved · Sep 28, 2026

Daniil Ostapenkov · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

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