Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live 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 compete in a professional tennis match at Brownsburg on 10 August 2026, with the winner advancing in the tournament draw. The current market pricing reflects near-certainty in Schoolkate's favour, though the settlement window extends to 17 August to accommodate potential scheduling shifts or incomplete matches that require resolution clarity.
The 100% implied probability warrants scrutiny against comparable ATP Challenger and ITF circuit matches, where upsets occur in roughly 15–20% of encounters between players of similar ranking tiers. Schoolkate's recent form and head-to-head record against Cina would typically anchor such pricing; however, the absence of recent public match data between these competitors suggests the market may be pricing in Schoolkate's seeding or ranking advantage without accounting for surface conditions, injury status, or recent tournament performance. Historical resolution patterns on crypto prediction markets show that extreme probabilities (above 95%) often compress when new information surfaces closer to event dates.
Traders should monitor the ATP/ITF official schedule for any postponements beyond the seven-day grace period, which would trigger a 50-50 resolution. Withdrawal announcements, injury reports, or weather-related delays at the Brownsburg venue are critical catalysts. USDC settlement will execute against the official tournament result; funding rates on related sports derivatives markets may shift if either player's odds tighten on traditional sportsbooks, signalling material new information about fitness or draw positioning.
Methodology
This page reads Brownsburg: Tristan Schoolkate vs Federico Cina on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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