What is the current probability for "Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis"?

Current Polymarket odds for "Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis": Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis Set 1 O/U 9.5 76%, Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis Set 1 O/U 8.5 75%, Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis 73% (top 3 of 15 outcomes), 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/831442. 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: Martin Damm vs Stefanos Sakellaridis

·Sports·ends Aug 18, 2026

vol cum

$108k

vol 24h

$108k

outcomes

ends

Aug 18, 2026

outcomesclick to inspect →

showing 5 of 15

TennisSportsGames

marketselected outcome

Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis Set 1 O/U 9.5

rank #1

76¢

vol cum

vol 24h

spread

0.46

ends

Aug 18, 2026

This market refers to the tennis match between Martin Damm and Stefanos Sakellaridis in the Cincinnati Open, Qualification, originally scheduled for August 11, 2026 at 3:00PM ET. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.

timeline

opened · Aug 11, 2026opencloses · Aug 18, 2026

Cincinnati Open, Qualification: Martin Damm vs Stefanos Sakellaridis Set 1 O/U 9.5 · prices over time

−24h

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