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
Market context
The semi-final clash between Fabian Marozsan and Alejandro Davidovich Fokina at the Mallorca Championships is set for 15:30 UTC today, yet the market currently implies a 100% certainty that Marozsan will advance. This absolute confidence contradicts the pre-match data, where Fokina holds the edge in head-to-head records, grass-court experience, and initial betting odds favouring the Spaniard[2][3].
Historically, markets assigning 100% probability to a player who is the underdog on paper rarely survive the first set, especially in tight ATP semi-finals where momentum shifts rapidly. Comparable cases from recent grass tournaments show that when a player with superior form and a winning H2H record (Fokina leads 1-0) faces a momentum-driven opponent, the "lock" narrative often collapses once the match begins, as the underdog's serve and recent three-win streak in Mallorca are insufficient to guarantee a straight-set victory against a balanced baseline player[1][4].
Traders must watch the live serve percentage and the outcome of the first set, as Fokina’s superior return pressure and athleticism are the primary catalysts likely to disrupt Marozsan’s momentum spike[1]. Any delay beyond the scheduled start or a cancellation would trigger the 50-50 resolution clause, making the 15:30 UTC start time critical[6]. Recent analysis from Tennis Tonic explicitly picks Fokina to win in three sets, highlighting the discrepancy between the market’s certainty and the expert consensus[3].
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
- 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.
- 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.
- 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.
Trade Mallorca Championships: Fabian Marozsan vs Alejandro… on Prediction Today
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