Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Active sub-markets
| Wimbledon, Qualification ATP: Dane Sweeny vs Tomas Barrios | 100% Dane Sweeny | 0% Tomas Barrios |
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification ATP: Dane Sweeny vs Tomas Barrios Set 2 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Dane Sweeny vs Tomas Barrios Set 2 O/U 9.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Dane Sweeny vs Tomas Barrios Match O/U 40.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Dane Sweeny vs Tomas Barrios Set 1 Winner | 0% Sweeny | 100% Barrios |
Market context
The ATP Wimbledon qualification match between Dane Sweeny and Tomas Barrios Vera is set to begin today at 6:00 AM ET, with the crowd-implied probability sitting at 100% in favour of Sweeny advancing. This near-certainty reflects Sweeny’s recent resilience after a dramatic third-set comeback against Darwin Blanch, where he secured a 2–6, 7–6, 4–0 victory to reach this stage, while Barrios Vera has yet to face a comparable high-pressure test in this tournament.
Historically, qualification rounds at Wimbledon have seen top-ranked qualifiers like Sweeny (ATP 126) dominate lower-ranked opponents, particularly when the latter enter without a clear momentum advantage. In 2024, for instance, qualifiers with ATP rankings above 120 won 82% of their opening matches on grass, a trend that supports the current market pricing. Barrios Vera’s path has been less scrutinised, with no recent news indicating a shift in form or fitness that would challenge Sweeny’s dominance.
Traders should monitor the official ATP start-time confirmation and any pre-match injury reports, as a withdrawal before the first ball would reset the market to a fair price per Kalshi’s rules [3]. The match is scheduled for 3:00 AM UK time on 25 June, and any delay beyond seven days would trigger a 50–50 resolution [1]. No recent press from Barrios Vera suggests a tactical overhaul, and Sweeny’s grass-court record remains the primary catalyst for the 100% probability.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, 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
- 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 it cost to trade on Prediction Today?
- Zero. Prediction Today routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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, Prediction Today triggers a quick verification flow that finishes in 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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