Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 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 on 22 May is being measured against a fast-moving, globally traded asset, but access to this market still depends on platform rules as much as on price action. On Polymarket-style venues, “no-KYC up to $1,500” generally means a user can open and trade without identity checks until withdrawals or volume cross that cap, after which verification is required; that affects who can reach the market quickly, not the contract’s settlement logic. For German users, the GlüStV framework matters because prediction markets can sit close to gambling-style definitions, making local compliance and operator permissions relevant. In the US, CFTC reach is also a live issue: even offshore crypto event markets can attract scrutiny if they are deemed to offer commodity-linked event contracts to US persons.
The current 0% YES reading should be read against comparable ETH date-specific markets that have already shifted towards levels near the prevailing spot price. Robinhood’s live ETH market for 22 May showed $1,970, $2,050, $2,090 and $2,130 bands still open in the afternoon, while Polymarket’s “Ethereum above ___ on May 22?” market had 1,700 and 1,800 as the leading thresholds at 100%, indicating traders were still anchoring around a relatively tight range. That combination usually points to a contract where the exact strike or threshold is either already effectively in or out of reach, so the remaining probability can collapse quickly once the reference price moves.
Watch the timing and data source rather than broad sentiment. Robinhood says its ETH market settles off CF Benchmarks’ Real Time Index, so exchange dislocations, benchmark methodology and late-day volatility all matter. The key catalysts are any scheduled ETH protocol, ETF, or exchange announcements before the 04:00 UTC settlement cut-off, plus US macro prints and crypto liquidity flows that could move ETH across the relevant band. Recent market commentary from Changelly and CoinCodex has kept ETH forecasts clustered around the low-$2,100s to mid-$2,200s for late May, which helps explain why traders are focused on whether the spot reference can hold above nearby thresholds rather than on a large repricing.
Methodology
We track What price will Ethereum hit on May 22? 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
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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.
- 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.
- 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.
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