Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 1 Winner | 100% |
| Completed Match | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 2 O/U 8.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 2 O/U 9.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 1 O/U 8.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 1 O/U 9.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Match O/U 36.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Match O/U 38.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Match O/U 40.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 3 O/U 8.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 3 O/U 9.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 3 O/U 10.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 4 O/U 8.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 4 O/U 9.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 4 O/U 10.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Total Sets: O/U 3.5 | 100% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set Handicap +/-1.5 | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set Handicap +/-2.5 | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 2 Winner | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 3 Winner | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 1 O/U 10.5 | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 2 O/U 10.5 | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Set 4 Winner | 0% |
| Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia Total Sets: O/U 4.5 | 0% |
Market context
Traders on decentralised prediction markets give 100% probability to wimbledon atp: adolfo vallejo vs nicolas mejia. This market refers to the tennis match between Adolfo Vallejo and Nicolas Mejia in the Wimbledon ATP, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Adolfo Vallejo'…
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 Kalshi Fees, 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
- 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.
- 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 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 Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Wimbledon ATP: Adolfo Vallejo vs Nicolas Mejia on Kalshi Fees
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