What is the current probability for "Ben Shelton vs Stefanos Tsitsipas: Set 3 Winner"?

Current Kalshi odds for "Ben Shelton vs Stefanos Tsitsipas: Set 3 Winner": Ben Shelton 99%, Stefanos Tsitsipas 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on Sep 20, 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-26SEP06SHETSI-3. 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

Ben Shelton vs Stefanos Tsitsipas: Set 3 Winner

·Sports·ends Sep 20, 2026

vol cum

$374.5k

vol 24h

$374.5k

outcomes

ends

Sep 20, 2026

outcomesclick to inspect →

marketselected outcome

Ben Shelton

rank #1 · resolved: yes

99¢

▲ 33.0pp

24h change

vol cum

$233k

vol 24h

$232.9k

spread

1.00

ends

Sep 20, 2026

If Ben Shelton wins set 3 in the Ben Shelton vs Stefanos Tsitsipas professional tennis match in the 2026 US Open Men Singles Round Of 16, then the market resolves to Yes.

timeline

opened · Sep 5, 2026closedresolved · Sep 7, 2026

Ben Shelton · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

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