Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
4% | 96% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
4% | 96% | 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's price trajectory during the final week of May 2026 will depend on macroeconomic signals, regulatory announcements, and institutional positioning ahead of the summer months. The 4% implied probability suggests the crowd expects Bitcoin to remain within a relatively narrow band during that specific window, reflecting confidence in price stability or a lack of anticipated catalysts large enough to drive substantial movement.
Historical volatility patterns show Bitcoin typically experiences 5–15% weekly swings during periods of regulatory uncertainty or major economic data releases. The May 25–31 window falls outside traditional options expiry dates and major Federal Reserve communication schedules, which historically correlates with lower-than-average intraday ranges. Comparable periods in 2024 and 2025 saw Bitcoin consolidate within established support and resistance levels when no significant geopolitical or monetary-policy events were scheduled, supporting the crowd's cautious positioning.
Traders should monitor any late-May announcements from the US Securities and Exchange Commission regarding spot Bitcoin ETF rule changes, statements from major central banks on interest-rate trajectories, and corporate earnings reports from large technology firms with significant cryptocurrency holdings. Bloomberg and CoinDesk typically report such developments within hours of release. The settlement window extending to 1 June means any weekend news could influence final pricing, though weekend trading volumes remain substantially lower than weekday activity, potentially limiting price discovery.
Methodology
This page tracks What price will Bitcoin hit May 25-31? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. PolyGram routes every trade through to Polymarket — at 0% fees.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- 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.
- 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.
Trade What price will Bitcoin hit May 25-31? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Trade on PolyGram →