What is the current probability for "Koyama vs Castelnuovo"?

Current Kalshi odds for "Koyama vs Castelnuovo": Hiromasa Koyama 56%, Luca Castelnuovo 46% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 9/10/2026.

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/KXITFMATCH-26AUG26KOYCAS. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

opentrade on Kalshi

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event2 outcomes

Koyama vs Castelnuovo

·Sports·ends Sep 10, 2026

vol cum

$17.5k

vol 24h

$14.4k

outcomes

ends

Sep 10, 2026

outcomesclick to inspect →

marketselected outcome

Hiromasa Koyama

rank #1

56¢

▲ 56.0pp

24h change

vol cum

$8.8k

vol 24h

$7.4k

spread

0.02

ends

Sep 10, 2026

If Hiromasa Koyama wins the Koyama vs Castelnuovo professional tennis match in the 2026 M25 Taipei Round of 16 after a ball has been played, then the market resolves to Yes.

timeline

opened · Aug 26, 2026opencloses · Sep 10, 2026

Hiromasa Koyama · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

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