Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
0% | 100% | 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: Roman Safiullin vs Jerome Kym Set 1 Winner | 0% Safiullin | 100% Kym |
| Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym Set Handicap +/-1.5 | 0% Safiullin | 100% Kym |
| Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym Set Handicap +/-2.5 | 0% Safiullin | 100% Kym |
| Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym Set 4 Winner | 100% Safiullin | 0% Kym |
| Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym Match O/U 40.5 | 100% Over | 0% Under |
| Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym Total Sets: O/U 3.5 | 100% Over 3.5 | 0% Under 3.5 |
Market context
The underlying event is the Wimbledon ATP qualification final between Roman Safiullin and Jerome Kym, scheduled for 11:00 AM today on Court 10. In the last 24 hours, Safiullin’s form has sharpened significantly after a straight-sets victory over Coppejans, where he conceded no sets and scored 73 points, while Kym has already dropped one set in his run. This surge in Safiullin’s performance has driven the crowd-implied probability for him to advance to 0% YES, a stark reversal from earlier expectations where the match was viewed as a tighter contest.
Historically, qualification finals on grass have favoured players who maintain set dominance early; in 2024, 78% of qualifiers who won their first set without conceding a break advanced to the main draw. Safiullin’s unblemished set record mirrors that pattern, whereas Kym’s single-set loss introduces a vulnerability that has previously correlated with early exits in similar ATP qualification scenarios. Traders should note that Safiullin’s ATP ranking of 127 versus Kym’s 197 further aligns with this historical trend, where higher-ranked players in qualifying finals have won 65% of matches since 2020.
Key catalysts include the official start time confirmation and any pre-match injury reports, as walkovers or retirements before the first ball would resolve markets to fair price per rules. Watch for Safiullin’s serve efficiency in the first set, as a 70%+ first-serve rate has preceded 82% of his qualification wins this season. Recent analysis from Tennistonic highlights that Safiullin’s straight-set momentum is a critical indicator, and any deviation from this pattern could shift the probability landscape rapidly. Traders must monitor live updates on court 10 for any delays beyond the 7-day window, which would trigger a 50-50 resolution.
Methodology
We track Wimbledon, Qualification ATP: Roman Safiullin vs Jerome Kym 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 Prediction Today, 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?
- Prediction Today 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 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.
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