What is the current probability for "Valentin Royer vs Stefanos Tsitsipas: Set 2 Winner"?

Current Kalshi odds for "Valentin Royer vs Stefanos Tsitsipas: Set 2 Winner": Stefanos Tsitsipas 99%, Valentin Royer 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 8/26/2026.

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-26AUG12ROYTSI-2. 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

Valentin Royer vs Stefanos Tsitsipas: Set 2 Winner

·Sports·ends Aug 26, 2026

vol cum

$146.3k

vol 24h

$146.1k

outcomes

ends

Aug 26, 2026

outcomesclick to inspect →

marketselected outcome

Stefanos Tsitsipas

rank #1 · resolved: yes

99¢

▲ 99.0pp

24h change

vol cum

$83.9k

vol 24h

$83.7k

spread

1.00

ends

Aug 26, 2026

If Stefanos Tsitsipas wins set 2 in the Valentin Royer vs Stefanos Tsitsipas professional tennis match in the 2026 ATP Cincinnati Round Of 128, then the market resolves to Yes.

timeline

opened · Aug 11, 2026closedresolved · Aug 14, 2026

Stefanos Tsitsipas · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

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