Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
76% | 24% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| National Bank Open: Learner Tien vs Tommy Paul Set 1 O/U 8.5 | 76% |
| National Bank Open: Learner Tien vs Tommy Paul Match O/U 21.5 | 60% |
| National Bank Open: Learner Tien vs Tommy Paul Match O/U 22.5 | 53% |
| National Bank Open: Learner Tien vs Tommy Paul Set 2 O/U 8.5 | 51% |
| National Bank Open: Learner Tien vs Tommy Paul Set 2 O/U 9.5 | 51% |
| National Bank Open: Learner Tien vs Tommy Paul Set 2 O/U 10.5 | 51% |
| Completed Match | 50% |
| National Bank Open: Learner Tien vs Tommy Paul Match O/U 23.5 | 47% |
| National Bank Open: Learner Tien vs Tommy Paul Total Sets: O/U 2.5 | 44% |
| National Bank Open: Learner Tien vs Tommy Paul Set 2 Winner | 43% |
| National Bank Open: Learner Tien vs Tommy Paul Set 1 Winner | 41% |
| National Bank Open: Learner Tien vs Tommy Paul Set 1 O/U 9.5 | 41% |
| National Bank Open: Learner Tien vs Tommy Paul | 39% |
| National Bank Open: Learner Tien vs Tommy Paul Set Handicap +/-1.5 | 36% |
| National Bank Open: Learner Tien vs Tommy Paul Set 1 O/U 10.5 | 28% |
| National Bank Open: Learner Tien vs Tommy Paul Set Handicap +/-1.5 | 21% |
Market context
Market consensus: 76% chance of national bank open: learner tien vs tommy paul. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Learner Tien and Tommy Paul in the National Bank Open, originally scheduled for August 7, 2026 at 10:00AM ET. This market will resol…
Methodology
This page reviews National Bank Open: Learner Tien vs Tommy Paul 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 Kalshi Fees, 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 Kalshi Fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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.
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