What is the current probability for "Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher"?

The contested Polymarket outcomes for "Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher" are Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher Match O/U 21.5 75%, Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher Total Sets: O/U 2.5 75%, Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher Match O/U 22.5 75% — 7 of 15 outcomes are already 95%+. Refreshed continuously.

When does this market resolve?

This event resolves on 8/18/2026.

How is the probability calculated?

pdata reads the latest market prices directly from polymarket'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/polymarket/831384. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

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event15 outcomes

Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher

·Sports·ends Aug 18, 2026

vol cum

$172.2k

vol 24h

$144.5k

outcomes

ends

Aug 18, 2026

outcomesclick to inspect →

showing 5 of 15

TennisSportsGames

marketselected outcome

Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher Set 2 Winner

rank #1 · resolved: montgomery

100¢

vol cum

$961

vol 24h

$961

spread

0.00

ends

Aug 18, 2026

This market refers to the tennis match between Robin Montgomery and Julia Grabher in the Cincinnati Open, Qualification, originally scheduled for August 11, 2026 at 10:30AM ET. This market will resolve to “Montgomery” if Robin Montgomery wins set 2. It will resolve to “Grabher” if Julia Grabher wins set 2. If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50. Resolution will be based on official WTA match statistics.

timeline

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

Cincinnati Open, Qualification: Robin Montgomery vs Julia Grabher Set 2 Winner · prices over time

−24h

now

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volume · by outcomehover a column to inspect

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