Live prediction market odds for Houston Astros vs. Boston Red Sox (1:35 PM ET). Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-05-03
Houston Astros vs. Boston Red Sox (1:35 PM ET) — MLB game scheduled for 2026-05-03. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Boston Red Sox leads the “Houston Astros vs. Boston Red Sox (1:35 PM ET)” event at 53.8% implied probability, followed by Houston Astros at 47.0%. A 2.0% cross-platform spread signals an active arbitrage window.
Houston Astros vs. Boston Red Sox (1:35 PM ET) is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Boston Red Sox leads at 54% implied probability, making it the market favorite. Other contenders include Houston Astros at 47%.
Boston Red Sox currently leads at 54% implied probability. Behind Boston Red Sox, Houston Astros at 47% are the next closest contenders. A 2.0% spread across platforms indicated moderate disagreement on the latest developments.
Here are the latest odds across Kalshi, Polymarket: Boston Red Sox: 54¢ on Kalshi, 54¢ on Polymarket. Houston Astros: 48¢ on Kalshi, 46¢ on Polymarket. The 2.0% spread shows moderate platform divergence worth monitoring for potential opportunities.
A price of 54¢ means the market estimates a 54% probability that Boston Red Sox will be the outcome. Buying one share at 54¢ pays out $1.00 if correct — a 85% 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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Boston Red Sox
53.8% avg
