Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · Guo/Mladenovic
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
WTA Finals Doubles, Group 2 (Doubles): Bucsa/Melichar vs Errani/Paolini
WTA Finals Doubles, Group 2 (Doubles): Perez/Schuurs vs Errani/Paolini
WTA Finals Doubles, Group 1 (Doubles): Dabrowski/Stefani vs Guo/Mladenovic
WTA Finals Doubles, Group 1 (Doubles): Dabrowski/Stefani vs Hsieh/Ostapenko
WTA Finals Doubles, Group 1 (Doubles): Hsieh/Ostapenko vs Mertens/Zhang
WTA Finals Doubles, Group 1 (Doubles): Guo/Mladenovic vs Mertens/Zhang
Rules
This market refers to the doubles tennis match between Guo/Mladenovic and Hsieh/Ostapenko in the WTA Finals Doubles, Group 1, originally scheduled for November 9, 2026 at 7:30PM ET.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/wta-doubles-guomlad-hsieost-2026-11-09AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+29 more outcomes
+45 more outcomes
+30 more outcomes