Live prediction market odds for Kansas City Royals vs. Seattle Mariners (4:10 PM ET). Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-05-03
Kansas City Royals vs. Seattle Mariners (4:10 PM ET) — MLB game scheduled for 2026-05-03. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Seattle Mariners leads the “Kansas City Royals vs. Seattle Mariners (4:10 PM ET)” event at 54.3% implied probability, followed by Kansas City Royals at 48.8%. A 3.5% cross-platform spread signals an active arbitrage window.
Kansas City Royals vs. Seattle Mariners (4:10 PM ET) is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Seattle Mariners leads at 54% implied probability, making it the market favorite. Other contenders include Kansas City Royals at 49%.
Seattle Mariners currently leads at 54% implied probability. Behind Seattle Mariners, Kansas City Royals at 49% are the next closest contenders. The 3.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here are the latest odds across Kalshi, Polymarket: Seattle Mariners: 56¢ on Kalshi, 53¢ on Polymarket. Kansas City Royals: 50¢ on Kalshi, 48¢ on Polymarket. The 3.5% 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 54¢ means the market estimates a 54% probability that Seattle Mariners 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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This market resolves based on official announcements from authoritative sources. Prediction Hunt aggregates odds across platforms but does not determine outcomes. Each platform maintains its own resolution criteria — check each platform's rules before trading.
Seattle Mariners
54.3% avg
