What is the current probability for "Ben Shelton vs Carlos Alcaraz: Set 4 Winner"?

Current Kalshi odds for "Ben Shelton vs Carlos Alcaraz: Set 4 Winner": Carlos Alcaraz 99%, Ben Shelton 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on Sep 23, 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-26SEP08SHEALC-4. 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 Carlos Alcaraz: Set 4 Winner

·Sports·ends Sep 23, 2026

vol cum

$805.9k

vol 24h

$786k

outcomes

ends

Sep 23, 2026

outcomesclick to inspect →

marketselected outcome

Carlos Alcaraz

rank #1 · resolved: yes

99¢

▲ 45.0pp

24h change

vol cum

$402.9k

vol 24h

$383.1k

spread

1.00

ends

Sep 23, 2026

If Carlos Alcaraz wins set 4 in the Ben Shelton vs Carlos Alcaraz professional tennis match in the 2026 US Open Men Singles Quarterfinal, then the market resolves to Yes.

timeline

opened · Sep 9, 2026closedresolved · Sep 9, 2026

Carlos Alcaraz · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

similar markets

No similar markets for sports & price markets.