Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
18% | 82% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
18% | 82% | 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 price movement during the week of 18–24 May 2026 will depend on macroeconomic conditions, on-chain activity, and regulatory announcements in the preceding weeks. The 18% crowd probability suggests traders view a significant price move—or a specific price threshold—as unlikely within that narrow window, though the exact target price remains unspecified in the market title. Historical volatility in Ethereum during comparable periods has ranged between 5–15% weekly swings, making concentrated moves possible but not the base case.
Regulatory frameworks will shape trader participation in this market. The German GlüStV (Glücksspielstaatsvertrag) classifies prediction markets as gambling in certain contexts, affecting access for German participants. US CFTC oversight of Ethereum derivatives has tightened since 2023, though spot price prediction markets occupy a greyer zone. For UK and EU traders, no-KYC access up to £1,200 (approximately $1,500) means smaller positions can settle without full identity verification, lowering friction for retail participation but capping position sizes for anonymous traders.
Catalysts to monitor include Ethereum's Shanghai upgrade follow-ups, staking yield announcements, and broader cryptocurrency sentiment tied to Bitcoin movements. Federal Reserve policy decisions in May 2026 and any major DeFi protocol developments will influence weekly volatility. Traders should track Ethereum Foundation communications and major exchange listing announcements, as these historically drive intraweek price discovery. The settlement window closing 25 May 2026 means positions must resolve within hours of the week's close, reducing opportunities for late-week reversals to affect final prices.
Methodology
We track What price will Ethereum hit May 18-24? 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
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.
- 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.
- 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.
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