---
title: "Guo / Mladenovic vs Hsieh / Ostapenko"
canonical_url: https://betcrypto.now/events/guo-mladenovic-vs-hsieh-ostapenko
status: upcoming
kickoff_at: 2026-11-09T23:30:00+00:00
trading_closes_at: 2026-11-10T04:59:00+00:00
total_volume_usd: 0
venues: ["Polymarket US"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-11-07T04:21:41+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/guo-mladenovic-vs-hsieh-ostapenko
---

# Guo / Mladenovic vs Hsieh / Ostapenko

Upcoming · kickoff 2026-11-09 23:30 UTC · listed on Polymarket US

## Moneyline

| Outcome | Probability | Cheapest | Polymarket US |
|---|---|---|---|
| Hsieh / Ostapenko | 59% | 61¢ on Polymarket US | 61¢ |
| Guo H / Mladenovic K | 42% | 44¢ on Polymarket US | 44¢ |

## Open on a venue

- [Polymarket US](https://betcrypto.now/go/e/1131471?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or the [JSON API](https://betcrypto.now/api/v1/events/guo-mladenovic-vs-hsieh-ostapenko).

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