Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Scam? Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Scam? → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Scam? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Scam? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Scam? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Scam? → |
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 Polymarket Scam?.
Active sub-markets
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic Set 1 Winner | 100% Marozsan | 0% Kecmanovic |
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic Set 1 O/U 8.5 | 100% Over | 0% Under |
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic Set 1 O/U 10.5 | 0% Over | 100% Under |
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic Match O/U 23.5 | 100% Over | 0% Under |
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic Set 1 O/U 9.5 | 0% Over | 100% Under |
| Halle Open: Fabian Marozsan vs Miomir Kecmanovic | 100% Fabian Marozsan | 0% Miomir Kecmanovic |
Market context
The Halle Open grass-court tournament will host a first-round match between Hungarian qualifier Fabian Marozsan and Serbian player Miomir Kecmanovic on 15 June 2026. Polymarket currently prices this contract at 100% YES, implying Marozsan advances with certainty—a pricing that reflects either extremely confident market sentiment or insufficient liquidity to move the odds. The settlement window closes 22 June, allowing a week for the match to conclude; any cancellation, tie, or delay beyond that threshold triggers a 50-50 resolution.
Marozsan's qualification path and Kecmanovic's recent form provide the historical anchors here. Kecmanovic has competed regularly on the ATP circuit and holds grass-court experience from prior Halle appearances, whilst Marozsan's qualifier status suggests lower seeding and potentially less familiarity with the surface. Head-to-head records between lower-ranked players often show volatility; grass courts particularly reward serve-and-volley specialists and punish inconsistency. The 100% pricing appears disconnected from typical first-round uncertainty unless Marozsan holds a substantial ranking advantage.
Traders should monitor official Halle Open draw confirmations and any weather disruptions affecting the grass courts in Westphalia. Injury withdrawals or late schedule changes could alter match conditions materially. The settlement mechanics on Polygon mean conditional tokens (YES/NO) will resolve against USDC liquidity pools; current depth at 100% suggests minimal counterparty interest, which may widen spreads if traders attempt to exit positions before the 22 June deadline.
Methodology
We track Halle Open: Fabian Marozsan vs Miomir Kecmanovic 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 Polymarket Scam?, 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?
- Polymarket Scam? 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'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 Polymarket Scam??
- Zero. Polymarket Scam? routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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 Halle Open: Fabian Marozsan vs Miomir Kecmanovic on Polymarket Scam?
Live order book, 0% fees, USDC settlement in seconds.
Trade on Polymarket Scam? →