Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Sport Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Sport Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Sport Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Sport Prediction → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Sport Prediction.
Active sub-markets
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt | 100% Oliver Tarvet | 0% Alex Bolt |
| Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt Set 2 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt Match O/U 21.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt Set 1 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
Market context
Oliver Tarvet’s Wimbledon qualifying path is the real-world event here: if he beats Alex Bolt, the market resolves to Tarvet. The current **100% YES** price only makes sense if the matchup has already been effectively treated as a live Tarvet advance, because the market’s own rules still leave room for a 50-50 outcome if the match is not played, is tied, or runs past the deadline without a completed result.
The closest historical read is Tarvet’s own 2025 Wimbledon run, when he arrived as a low-ranked qualifier and still produced a straight-sets win over Arthur Cazaux before drawing Carlos Alcaraz[1][8]. That profile matters because it shows Tarvet can outperform ranking expectations on grass, but it also highlights how much his outcomes hinge on the draw and on converting early momentum. ATP data identify him as a British player with a career-high singles ranking of No. 324, which is a useful benchmark for his level relative to typical Grand Slam qualifying opposition[2][3].
For traders, the main catalysts are simple: whether the match is confirmed to be played on schedule, whether either player withdraws or is carried over by scheduling changes, and whether completion happens before the settlement window closes. Tarvet’s recent match history is sparse in public sources, so any last-minute injury, retirement, or rain delay could matter more than longer-term form, particularly in Wimbledon qualifying where compressed scheduling can force walkovers or delayed finishes[6][9].
Methodology
We track Wimbledon, Qualification ATP: Oliver Tarvet vs Alex Bolt on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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?
- On Sport Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Sport Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction triggers a quick verification flow that finishes in minutes.
Trade Wimbledon, Qualification ATP: Oliver Tarvet vs Alex … on Sport Prediction
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