Bitcoin above ___ on May 15?

Platform comparison

Active sub-markets

Market context

This market resolves based on Bitcoin's closing price on the Binance BTC/USDT pair at exactly 12:00 noon Eastern Time on 15 May 2026, using the 1-minute candle data. The settlement hinges on a single data point from one exchange at a specific timestamp, rather than broader market movements or multiple venues. Binance's spot trading volume and liquidity typically ensure tight spreads at noon ET, though flash crashes or brief disconnections could theoretically affect the recorded close.

The 100% implied probability across prediction markets suggests traders view the threshold as conservative relative to Bitcoin's expected range by May 2026. Historical precedent indicates that single-exchange, single-minute resolution markets often trade at extreme probabilities when the strike price sits well below consensus price targets. For comparison, Kalshi's crypto offerings typically attract more conservative pricing than Polymarket's longer-tail markets, whilst Betfair and Smarkets show wider probability ranges on identical events due to different liquidity pools and fee structures (Polymarket charges 2% on both sides; Kalshi's fee model differs by product type).

Traders should monitor Bitcoin's macro catalysts through early 2026, including Federal Reserve policy shifts, spot ETF flows, and regulatory developments in major jurisdictions. The specific noon ET timestamp creates a dependency on US market hours rather than 24-hour crypto trading dynamics. Any scheduled maintenance on Binance or unusual volatility clustering around that time window could introduce execution risk, though such events are rare for the world's largest spot exchange.

Methodology

We read Bitcoin above ___ on May 15? from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live quote comes directly from the Polygon order book; the other three are listed with their platform attributes — fees, KYC, settlement currency, payment options — because a 1:1 contract comparison without API access would be guesswork.

Resolution & payout

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). PolyGram routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

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.

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.

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.