Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
| Cervia: Max Alcala Gurri vs Buvaysar Gadamauri | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
| Cervia: Max Alcala Gurri vs Buvaysar Gadamauri Set 1 Winner | 0% YES | 100% NO |
| Cervia: Max Alcala Gurri vs Buvaysar Gadamauri Match O/U 21.5 | 100% YES | 0% NO |
| Cervia: Max Alcala Gurri vs Buvaysar Gadamauri Total Sets: O/U 2.5 | 100% YES | 0% NO |
| Cervia: Max Alcala Gurri vs Buvaysar Gadamauri Set 1 O/U 8.5 | 0% YES | 100% NO |
Market context
Max Alcala Gurri, a Spanish tennis player, faces Buvaysar Gadamauri in a lower-tier professional match scheduled for Cervia on 23 May 2026. The settlement window closes on 30 May, allowing a seven-day grace period for fixture rescheduling before the market defaults to 50-50 resolution. The current crowd-implied probability of 100% for Alcala Gurri's advancement suggests either strong conviction in his form or limited liquidity depth in the order book, a common pattern in niche tennis markets outside ATP/WTA main circuits.
Comparable Challenger and Futures-level matches show that crowd probabilities approaching certainty often reflect incomplete information rather than genuine predictive confidence. When both players lack extensive recent match data or public ranking visibility, markets tend toward extreme readings. Historical precedent from lower-tier European clay tournaments indicates that upsets occur at roughly 15–25% frequency even when favourites carry 85%+ implied odds, particularly when opponents have not faced each other previously or when recent form data is sparse.
Traders should monitor official ATP Challenger Tour announcements and the Cervia tournament draw confirmation closer to the event date. Weather disruptions on European clay courts in late May can trigger delays; the seven-day buffer means a match postponed to 29 May would still settle normally, but anything beyond 30 May triggers the tie resolution. Injury withdrawals or late scratches, common in lower-ranked professional tennis, would also force the 50-50 outcome. Current German GlüStV and US CFTC frameworks treat prediction markets on individual sports outcomes as unregulated in most jurisdictions; UK-based traders under £1,500 notional exposure typically face no KYC requirements on platforms operating outside FCA remit, though settlement currency and operator domicile remain material considerations.
Methodology
This page reviews Cervia: Max Alcala Gurri vs Buvaysar Gadamauri across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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 PolyGram, 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?
- PolyGram 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram 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 Cervia: Max Alcala Gurri vs Buvaysar Gadamauri on PolyGram
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