Polymarket$2.36BOIOpen interest: sum of pool liquidity across all active markets, reported by the Polymarket API.
Kalshi$352.10MOIOpen interest: total contracts outstanding across all active markets, reported by the Kalshi API.
Limitless$18.72MOIOpen interest: estimated from total volume traded (USDC). Limitless does not report a separate OI metric.
Updated Today
If Chinese Taipei wins the World Baseball Classic, then the market resolves to Yes.
Winner: United Stateson Mar 12, 2026
As of March 17, 2026, the Kalshi odds for World Baseball Classic Winner? are: United States: 71%, Venezuela: 30%, Canada: 2%. These probabilities are derived from real-money trading and update in real time.
World Baseball Classic Winner? is currently available on Kalshi. It is also available on Polymarket — compare odds across both platforms on our cross-platform comparison page.
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.
