Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets → |
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 Best Prediction Markets.
Active sub-markets
| Stuttgart Open: Alexander Bublik vs Taylor Fritz Set Handicap +/-1.5 | 0% Bublik | 100% Fritz |
| Stuttgart Open: Alexander Bublik vs Taylor Fritz Set 1 Winner | 0% Bublik | 100% Fritz |
| Stuttgart Open: Alexander Bublik vs Taylor Fritz Set 1 O/U 9.5 | 100% Over | 0% Under |
| Stuttgart Open: Alexander Bublik vs Taylor Fritz | 0% Alexander Bublik | 100% Taylor Fritz |
| Completed Match | 100% YES | 0% NO |
| Stuttgart Open: Alexander Bublik vs Taylor Fritz Set 1 O/U 10.5 | 0% Over | 100% Under |
Market context
Alexander Bublik and Taylor Fritz are scheduled to meet in the Stuttgart Open during the grass-court season in June 2026. The 0% implied probability assigned to this market reflects either extreme confidence in Fritz's chances or a structural issue with market participation—a meaningful divergence worth examining against conventional sportsbook pricing and recent form data.
Bublik has historically performed well on grass, reaching multiple ATP-level quarterfinals on the surface, whilst Fritz carries stronger recent credentials on faster courts. However, the 0% reading suggests traders are pricing in either Fritz as a prohibitive favourite or uncertainty about match completion itself. Comparable grass-court matchups at Stuttgart between seeded and unseeded players typically show implied probabilities between 25–40% for the underdog; the complete absence of YES volume here warrants scrutiny of whether liquidity constraints or settlement-rule interpretation are distorting the market rather than genuine predictive consensus.
Key catalysts include official draw confirmation (typically released 7–10 days before the tournament), injury reports from both players' recent grass-court tune-up events, and any schedule adjustments due to weather or court availability. Fritz's recent performance at Queen's Club and Bublik's results at Halle will provide concrete form signals closer to the settlement window. Traders should monitor whether mainstream sportsbooks assign Fritz odds below −200 (implying >66% probability), which would validate the extreme market reading, or whether they price the matchup more competitively—signalling potential mispricing in the prediction market.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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 Best Prediction Markets?
- Zero. Best Prediction Markets 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.
- 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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