Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Brownsburg: Harry Wendelken vs Borna Gojo | 100% |
| Completed Match | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 2 Winner | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Total Sets: O/U 2.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 2 O/U 8.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 1 O/U 8.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Match O/U 21.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Match O/U 22.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Match O/U 23.5 | 100% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 1 Winner | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set Handicap +/-1.5 | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 2 O/U 9.5 | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set Handicap +/-1.5 | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 1 O/U 9.5 | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 2 O/U 10.5 | 0% |
| Brownsburg: Harry Wendelken vs Borna Gojo Set 1 O/U 10.5 | 0% |
Market context
Harry Wendelken and Borna Gojo are scheduled to compete in a professional tennis match at Brownsburg on 10 August 2026. The Polymarket contract currently trades at 100% implied probability for Wendelken's advancement, suggesting either overwhelming confidence in his victory or insufficient liquidity to establish a meaningful price discovery mechanism. On-chain settlement occurs via USDC on Polygon, with conditional tokens reflecting the binary outcome: Wendelken advances or Gojo advances. The 7-day grace period from the original date means the market remains open through 17 August, allowing time for match rescheduling without triggering a 50-50 split resolution.
The 100% price reflects limited historical precedent for matches between these players at this venue. Wendelken's recent ATP Challenger results and Gojo's ranking trajectory would typically inform market pricing, yet the absence of comparable head-to-head data or recent tournament results from either player at Brownsburg suggests the market may be pricing based on incomplete information rather than substantive form analysis. Traders should note that extreme probabilities often indicate thin order books rather than certainty about outcomes.
Catalysts affecting settlement include official tournament confirmation, any withdrawal announcements from either player, and weather disruptions that might delay play beyond the 7-day window. The ATP Challenger circuit schedule updates regularly; confirmation of Brownsburg's 2026 calendar and final draw publication would clarify whether this match proceeds as scheduled. Traders monitoring the contract should watch for entry announcements from the ATP or tournament organisers, as cancellations or postponements would trigger the 50-50 resolution clause.
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 Polymarket Qué Es, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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 Polymarket Qué Es. 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.
- 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.
- 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.
Trade Pronóstico: Brownsburg: Harry Wendelken vs Borna Gojo on Polymarket Qué Es
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