Grodzisk Mazowiecki: Filip Pieczonka vs Harold Mayot

Platform comparison

Market context

Polymarket is pricing **Filip Pieczonka vs Harold Mayot** at **0% YES** today, so the contract is effectively assigning no odds to a Pieczonka advance despite the market still being live on Polygon and settled through USDC-denominated conditional tokens. That kind of read usually implies traders see either a one-sided tennis matchup or a low likelihood that the scheduled contest resolves cleanly before the settlement window closes, which matters because any no-play, tie, or long delay can still push the market to 50-50.

The main context is the gap in pedigree and singles output. Pieczonka is a Polish player born in 2004 whose listed ATP singles peak is No. 739, with his stronger results coming in doubles rather than on the singles side.[1][4][5] By comparison, Harold Mayot is a higher-profile baseline test at Challenger level, so a 0% pricing on Pieczonka is consistent with the sort of ranking and results mismatch traders often compress to near-zero when one player has little evidence of winning at this tier. Comparable Polymarket tennis contracts tend to sit at extreme prices when one side is only viable through an upset, injury retirement, or scheduling error rather than through ordinary match play.

For traders, the key catalyst is whether Grodzisk Mazowiecki keeps the original match on court and within the seven-day rule, because the settlement mechanic is binary on completion: a completed advance by either player resolves the contract to that player, while cancellation, a tie, or excessive delay resolves it 50-50. The practical watchlist is the official draw, order of play, and any late withdrawal or retirement notice, since those are the events most likely to change a near-zero price more than pre-match form alone.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

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.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

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.