Polymarket$3.71BOIOpen interest: sum of pool liquidity across all active markets, reported by the Polymarket API.
Kalshi$404.99MOIOpen interest: total contracts outstanding across all active markets, reported by the Kalshi API.
Limitless$27.82MOIOpen interest: estimated from total volume traded (USDC). Limitless does not report a separate OI metric.
Updated Today
If the simple average of the sixty seconds of CF Benchmarks' Bitcoin Real-Time Index (BRTI) before 12 AM EDT is above 82249.99 at 12 AM EDT on Mar 18, 2026, then the market resolves to Yes.
Winner: $71,750 or aboveon Mar 18, 2026
As of March 19, 2026, the Kalshi odds for Bitcoin price on Mar 18, 2026? are: $71,750 or above: 99%, $71,500 or above: 99%, $70,750 or above: 99%, $70,500 or above: 99%, $69,250 or above: 99%. These probabilities are derived from real-money trading and update in real time.
Bitcoin price on Mar 18, 2026? is currently available on Kalshi. Check PredictMarketCap for cross-platform availability as new markets are added regularly.
Prediction market odds reflect the aggregate opinion of traders who risk real money on outcomes. The price of a share (e.g., 65¢) represents the market's implied probability (65%). Prices move as traders buy and sell based on new information, polls, and analysis.
