Polymarket$3.29BOIOpen interest: sum of pool liquidity across all active markets, reported by the Polymarket API.
Kalshi$404.59MOIOpen interest: total contracts outstanding across all active markets, reported by the Kalshi API.
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Updated Today
If a law establishing and funding a universal child care program has become law in New York City before Jan 1, 2027, then the market resolves to Yes.
As of March 18, 2026, the Kalshi odds for Will Mamdani establish universal child care before 2027? are: Yes: 21%. These probabilities are derived from real-money trading and update in real time.
Will Mamdani establish universal child care before 2027? 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.
