Live prediction market odds for Baltimore Orioles vs. Washington Nationals (6:45 PM ET). Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-05-15
Baltimore Orioles vs. Washington Nationals (6:45 PM ET) — MLB game scheduled for 2026-05-15. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Baltimore Orioles leads the “Baltimore Orioles vs. Washington Nationals (6:45 PM ET)” event at 55.0% implied probability, followed by Washington Nationals at 46.0%. A 4.0% cross-platform spread signals an active arbitrage window.
Baltimore Orioles vs. Washington Nationals (6:45 PM ET) is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Baltimore Orioles leads at 55% implied probability, making it the market favorite. Other contenders include Washington Nationals at 46%.
Baltimore Orioles currently leads at 55% implied probability. Behind Baltimore Orioles, Washington Nationals at 46% are the next closest contenders. The 4.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here are the latest odds across Kalshi, Polymarket: Baltimore Orioles: 54¢ on Kalshi, 56¢ on Polymarket. Washington Nationals: 48¢ on Kalshi, 44¢ on Polymarket. The 4.0% spread across platforms highlights where markets disagree — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 55¢ means the market estimates a 55% probability that Baltimore Orioles will be the outcome. Buying one share at 55¢ pays out $1.00 if correct — a 82% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
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Baltimore Orioles
55.0% avg
