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.
Market context
Bitcoin is being compared at two fixed noon ET Binance closes one day apart, so the market is really about whether the latest daily pause gives way to a lower finish on 22 May than on 21 May. With the crowd-implied price at 0% YES, traders are effectively treating an up-close as the only live outcome and assigning negligible weight to a higher second close. The setup is unusually binary because the settlement uses a single exchange feed and a single minute-marked close, which leaves little room for interpretation if the candles print close to one another.
That reading fits the broader pattern seen in early 2026, when prediction markets repeatedly priced Bitcoin as range-bound rather than trending strongly in either direction. Recent coverage has highlighted concentration around the $60,000–$65,000 area for some 2026 contracts, with higher upside targets such as $100,000 or $120,000 carrying much lower implied probabilities. In practice, that has meant modest directional moves have mattered more than big narrative calls, and near-term markets have often reflected consolidation rather than conviction.
For this contract, the main catalysts are any move in spot Bitcoin before the two noon ET closes, plus the usual mix of macro data, rate expectations and crypto-specific headlines that can shift intraday momentum. Binance pricing is the sole settlement source, so traders will watch whether liquidity, funding conditions or a sudden exchange-led break alter the final minute print. If the market is calm through the settlement window, the result will likely hinge on whether Bitcoin can hold the prior day’s noon close or slip beneath it in a thin, short-lived move.
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 does it cost to trade on PolyGram?
- Zero. PolyGram 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, 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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