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 face Rico Verhoeven on 23 May at the Pyramids of Giza in Egypt, with the market settling on the official winner declared by Matchroom Boxing. The price implies a strong expectation that the bout goes to Usyk, which is consistent with the way heavyweight markets usually price an established champion against a crossover challenger. In regulatory terms, the event sits in a familiar grey zone for UK and German users: German GlüStV rules can limit access to some sports derivatives, while US CFTC reach remains relevant for any US-facing participation even where the underlying event is outside the United States. A no-KYC threshold up to $1,500 means smaller positions can typically be opened without full identity verification, but that does not remove local restrictions or tax reporting obligations.
Comparable cases suggest traders should separate headline hype from settlement mechanics. Usyk’s unbeaten professional record and sanctioning-body status have made him the clear market favourite, but the only thing that matters for resolution is who is officially declared the winner, not belt politics or post-fight commentary. Recent reporting from ESPN and DAZN indicates the bout has been framed as a WBC heavyweight title fight, with the WBA and IBF setting limits around what is actually at stake for Verhoeven; that matters for the surrounding narrative, but not for the binary outcome. Historical boxing markets with a short runway often stay stable unless weigh-in, medical, or sanctioning updates suggest a late change.
The key catalysts are the final fight-day confirmations: ringwalk timing, official commission oversight, and any last-minute change from scheduled bout status to postponement, no contest, or altered ruleset. DAZN reported the main event for Saturday with ringwalks around 12:48am EEST, and ESPN noted the sanctioning bodies’ conditions on how the title would be treated if Usyk loses. For market purposes, traders should watch Matchroom Boxing’s official fight-night announcements first, then the result declaration and any immediate correction, since the settlement window ends before the end-of-night clean-up if there is a delay or technical issue.
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 PolyGram, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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'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.
- 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.
Trade on PolyGram →