Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
92% | 8% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
92% | 8% | 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.
Market context
Oleksandr Usyk is scheduled to fight Rico Verhoeven at the Pyramids of Giza in Egypt, and the market is pricing Usyk at about 93% to win. That leaves very little room for consensus disagreement: the favourite is overwhelmingly backed, while the underdog angle is essentially a long-shot play on Verhoeven adapting from kickboxing into a boxing title fight. In comparable crossover or late-career title mismatches, the market usually leans hard towards the established elite boxer, especially when the challenger is moving up in discipline rather than weight. The main contrarian case is not that Verhoeven is likely to dominate, but that heavyweight fights can swing on a single clean shot, awkward pacing, or a judging decision if the bout is competitive enough to reach the cards.
The practical catalysts are all about whether the event proceeds exactly as scheduled and under the expected title terms. Recent reporting from ESPN and Sky Sports says the contest has settled into a WBC heavyweight title fight after earlier belt confusion, with the WBC granting Usyk a voluntary defence and only the WBC belt available for Verhoeven to win. DAZN has listed the main card for Saturday, 23 May, with ringwalks around 12:48am EEST on Sunday, but traders should still watch for any late schedule changes, official bout-order updates, or regulatory announcements from Matchroom. With settlement tied to an official winner by the end of the window on 24 May UTC, the key risk for YES holders is not just a Usyk upset, but any outcome that goes to a technical result, no contest, or postponement.
Methodology
We track Glory in Giza: Oleksandr Usyk vs. Rico Verhoeven 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
- 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.
- 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 does it cost to trade on PolyGram?
- Zero. PolyGram 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.
Trade Glory in Giza: Oleksandr Usyk vs. Rico Verhoeven on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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