Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 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 is trading just under the low- to mid-$80,000 area seen in recent forecasts, after spending much of May in the high-$70,000s and early $80,000s. That leaves the noon ET Binance close on 20 May sensitive to a relatively narrow band of prices rather than a broad breakout. Market-linked forecasts from Kraken, Changelly and Binance all point to a May price cluster around $77,000-$81,000, while 24/7 Wall St has argued that $82,228, the 200-day moving average, is the key level to reclaim for any cleaner trend reversal.
For context, the current crowd-implied probability of a successful “above” outcome is already priced as a near-certainty, which is much higher than the more mixed signal from external price forecasts. On Polymarket, the most popular May 20 Bitcoin bracket has been the $76,000-$78,000 range, with $78,000-$80,000 next in line, while Robinhood’s ladder around the same time shows most of the recent action concentrated between $77,000 and $77,750. That combination suggests the market has been treating a close above the specified threshold as the base case unless there is a sharp intraday slide.
Traders should watch for any move around the $80,000 and $82,228 resistance zone, because that has been the main technical reference in recent coverage. Bitcoin has also been trading in response to whale accumulation, exchange reserve declines and the broader “risk-on” tone in crypto, all of which have helped support the tape since late April. Any late-session volatility in US equity futures, a sudden move in spot Bitcoin, or a Binance-specific wick during the 12:00 ET candle would matter more here than longer-horizon forecasts, because settlement depends on a single one-minute close.
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
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.
- 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.
- 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 Bitcoin above 2026 on May 20? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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