Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
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 Kalshi UK.
Active sub-markets
Market context
Bitcoin's price action on 26 May 2026 will determine settlement of this contract, with traders on Polymarket currently pricing the YES outcome at 0%, indicating the market assigns negligible probability to whatever specific price threshold this binary frames. The contract settles on 27 May at 04:00 UTC, giving a roughly 24-hour window to observe spot prices across major exchanges. On Polymarket's infrastructure, positions are denominated in USDC on Polygon, with conditional tokens representing YES and NO outcomes that resolve to either $0 or $1 upon settlement.
Historical Bitcoin price movements show daily swings of 5–15% during routine market conditions, though extreme moves exceeding 20% occur during major news cycles or macroeconomic shifts. The 0% probability assigned here suggests either the threshold is positioned far outside realistic trading ranges for that date, or the market has simply not attracted sufficient liquidity to establish a meaningful price. Comparable dated Bitcoin contracts on prediction platforms typically see probability shifts only when catalysts approach—regulatory announcements, Federal Reserve decisions, or significant custody developments can shift implied volatility substantially.
Traders monitoring this contract should track scheduled events in May 2026, including any central bank policy decisions, spot exchange-traded fund flows, and geopolitical developments affecting risk sentiment. Bitcoin's correlation with equity markets and USD strength remains a primary driver; weakness in traditional markets often triggers crypto liquidations. On-chain metrics including exchange inflows and whale accumulation patterns provide secondary signals for directional conviction ahead of the settlement window.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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 Kalshi UK, 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.
- 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.
- What does it cost to trade on Kalshi UK?
- Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.
Trade What price will Bitcoin hit on May 26? on Kalshi UK
Live order book, 0% fees, USDC settlement in seconds.
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