Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
17% | 83% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
17% | 83% | 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
Market context
Ethereum's weekly price action between 18–24 May 2026 will reflect the cumulative effect of macro liquidity conditions, institutional positioning ahead of the US summer recess, and any protocol-level developments announced during that window. The 16% crowd probability suggests traders are pricing in a relatively low likelihood of a significant price move, implying either consolidation or downside risk relative to current levels.
Historical precedent shows that weekly Ethereum price targets carry outsized sensitivity to funding flow mechanics. During periods of elevated on-ramp friction—when deposit delays via SEPA transfers, Klarna instalment settlements, or USDC bridge congestion stretch beyond 24 hours—retail capital deployment lags by 3–5 days, dampening volatility and compressing weekly ranges. Conversely, when withdrawal rails clear smoothly and stablecoin liquidity pools remain deep, weekly moves of 8–12% have occurred on modest catalyst volume. The current 16% probability sits below the historical median for weekly Ethereum moves, suggesting the market is pricing in either tight liquidity conditions or an absence of scheduled announcements.
Traders should monitor Ethereum's Shanghai upgrade roadmap communications, any major exchange custody announcements affecting book depth, and broader crypto market sentiment shifts tied to traditional asset volatility. Payment infrastructure updates—particularly any changes to Klarna's settlement windows or SEPA rail availability across European exchanges—will directly influence how quickly capital reaches trading venues during the week in question. Institutional options expiry calendars and spot ETF flows remain secondary but material dependencies.
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
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.
- 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 What price will Ethereum hit May 18-24? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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