Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Brownsburg: Tristan Schoolkate vs Federico Cina | 100% |
| Completed Match | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 2 Winner | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Total Sets: O/U 2.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 2 O/U 8.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Match O/U 21.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 1 O/U 8.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 2 O/U 9.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Match O/U 22.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Match O/U 23.5 | 100% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 1 Winner | 0% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set Handicap +/-1.5 | 0% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 1 O/U 9.5 | 0% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set Handicap +/-1.5 | 0% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 2 O/U 10.5 | 0% |
| Brownsburg: Tristan Schoolkate vs Federico Cina Set 1 O/U 10.5 | 0% |
Market context
Tristan Schoolkate and Federico Cina are scheduled to meet in a professional tennis match at Brownsburg on 10 August 2026. The Polymarket contract currently prices this match at 100% implied probability for Schoolkate's advancement, reflecting either exceptionally strong conviction in the American's form or minimal liquidity depth in the conditional token pair on Polygon. Settlement occurs by 17 August 2026 at 14:00 UTC, allowing a seven-day window for match completion before the contract resolves to a 50-50 split should delays or cancellations occur.
Schoolkate's career trajectory and recent performances relative to Cina's ranking and surface preferences provide the substantive basis for evaluating this extreme probability. The 100% reading on Polymarket's USDC-denominated contract suggests either a significant disparity in player capability at this venue or that the market has insufficient arbitrage capital to correct pricing. Historical precedent from similar lower-tier professional matches shows that extreme probabilities often reflect limited order book depth rather than genuine certainty; even heavily favoured players lose matches at roughly 15–25% frequency depending on surface and tournament tier.
Traders should monitor official tournament scheduling confirmations, injury announcements from either player's camp, and surface conditions at Brownsburg leading up to the match date. Weather disruptions or scheduling conflicts could trigger the 50-50 resolution clause. Recent ATP Challenger and ITF circuit results for both players will clarify whether the current pricing reflects genuine form divergence or simply thin liquidity in this particular conditional token pair.
Methodology
This page reviews Brownsburg: Tristan Schoolkate vs Federico Cina across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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