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
Bitcoin needs to print at a level in the $78,000 to $90,000 band during the 18–24 May window for this market to resolve “yes”. With the crowd-implied probability still at 0%, the book is effectively pricing the outcome as unfilled rather than impossible. That is consistent with a market trading around the high-$70,000s, where a move through the nearest round numbers depends less on direction alone than on how quickly fresh deposits arrive and stay in play.
Comparable Polymarket Bitcoin ranges have tended to sit near obvious technical and psychological thresholds, with liquidity clustering around figures such as $78,000, $80,000 and the 200-day moving average near $82,228 noted by 24/7 Wall St. in early May. Changelly’s May forecasts also centred on roughly $80,600, while Binance’s daily model put BTC around $77,248 on 20 May, which helps explain why traders are treating the mid-$70,000s as a base case and higher strikes as a financing-dependent move rather than the default. In practice, these markets deepen when users can top up quickly via cards, SEPA transfers or stablecoins such as USDC, and they thin out when on-ramp or withdrawal friction slows fresh order flow.
For catalysts, the main watchpoints are any exchange or payments update that reduces deposit lag or fees, especially support for faster euro rails or easier USDC funding, because that can change how much capital reaches the book before the window closes on 25 May at 04:00 UTC. Macro headlines also matter if they shift risk appetite into or out of crypto in a single session. Recent technical commentary has remained mixed-to-bearish, with several outlets pointing to resistance near $80,000 to $82,000, so the market is likely to react most to any clean break above that band rather than to small intraday swings.
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 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.
- 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 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.
- 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 Bitcoin hit May 18-24? on PolyGram
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