San Marino: Facundo Acosta vs Juan Carlos Prado

Platform comparison

Market context

Facundo Acosta and Juan Carlos Prado are due to meet in the San Marino Challenger quarter-finals, with live listings on 31 July showing the match still on the schedule and both players at the same stage of the event.[1][2] The market’s 100% YES price implies a near-certainty that Acosta advances, but that is a far stronger stance than the broader pre-match pricing seen on sportsbook and tracker pages, which still give Prado a live chance rather than treating the result as already decided.[15][18]

The recent form and ranking gap explain why Acosta is favoured, not why the market should be read as risk-free. Acosta is around ATP 107 in the live feeds, with Prado around ATP 157, and Acosta has won three of his last four matches according to 365Scores, while Prado has already taken a three-set win earlier in the San Marino draw.[2][4][9] Comparable Challenger-level meetings on clay can still turn on a single break or a long deciding set, so a short price can overstate certainty if the match becomes uneven in play rather than in name only.[12][18]

For traders, the key catalysts are straightforward: confirmation that the quarter-final starts as scheduled, any late change to court order or start time, and whether the scoreline reaches a completion that produces a winner before the settlement window closes on 6 August.[1][2] If the match is postponed, cancelled, or left without a winner beyond seven days from the scheduled date, the market can revert to a 50-50 outcome under the rules, so the practical risk sits more in logistics than in headline draw strength.

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 Prediction Today, 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

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.