Hamburg European Open, Qualification: Jessica Pieri vs Maria Lourdes Carle

Platform comparison

Market context

Jessica Pieri lost to Maria Lourdes Carle 1–2 in their Hamburg European Open Round of 32 match on Monday, 20 July 2026, meaning the qualification contest referenced in this market has already concluded with Carle advancing [3]. The current 0% YES price on Polymarket reflects this settled outcome, as the conditional tokens for Pieri to win are now worthless given the on-chain resolution rules tied to the actual match result.

Historically, prediction markets that retain open status after a match finishes resolve to the factual outcome once the settlement window processes the official result, often rendering pre-match probabilities irrelevant; similar tennis contracts on Polygon have collapsed to 0% or 100% within hours of final score confirmation, with USDC payouts executing automatically via conditional token logic. In this case, the 0% price is not a speculative view but a direct reflection of the recorded 1–2 loss for Pieri, aligning the market with the real-world event rather than abstract odds.

Traders should monitor the official settlement timestamp on Polymarket.za.com and any delay notices from the tournament organiser, though the match date and score are already confirmed [3]. No further announcements are expected, as the result is final; the only dependency is the platform’s automated resolution of the conditional tokens, which will lock in Carle as the winner and trigger USDC payouts to holders of the YES contract for her advancement.

Sources: 1 · 2 · 3

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.