Live prediction market odds for Houston Astros vs. Boston Red Sox (4:10 PM ET). Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-05-02
This market resolved on 2026-05-02. Houston Astros was the officially declared outcome. Prior to resolution, the market peaked at 99%.
Houston Astros vs. Boston Red Sox (4:10 PM ET) — MLB game held on 2026-05-02. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
Houston AstrosWINNER | 99% | 100% | 97% |
Boston Red Sox | 1% | 0% | 6% |
Houston Astros vs. Boston Red Sox (4:10 PM ET) was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Houston Astros led the market at 99% implied probability before resolution. Other contenders include Boston Red Sox at 2%.
Houston Astros held the lead at 99% implied probability heading into resolution. Behind Houston Astros, Boston Red Sox at 2% were the next closest contenders. The 5.9% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: Houston Astros: 99¢ on Kalshi, 100¢ on Polymarket, 97¢ on ProphetX. Boston Red Sox: 1¢ on Kalshi, 0¢ on Polymarket, 6¢ on ProphetX. The 5.9% spread across platforms highlights where markets disagreed — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 99¢ meant the market estimated a 99% chance that Houston Astros would be the outcome. Traders who bought at 99¢ and held through resolution received $1.00 per share — a 1% return on their position. Those on the wrong side received $0.
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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and ProphetX.
KalshiIf Houston wins the Houston vs Boston professional baseball game originally scheduled for May 2, 2026 at 4:10 PM EDT, then the market resolves to Yes.
The following market refers to the Houston vs Boston professional baseball game originally scheduled for May 2, 2026 at 4:10 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days). If the game is cancelled or rescheduled to over two days away, the market will resolve to a fair price in accordance with the rules.
PolymarketIn the upcoming MLB game between the Houston Astros and Boston Red Sox, scheduled for May 2 at 4:10PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. This market will resolve to "Boston Red Sox" if the Boston Red Sox win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
ProphetXSports moneyline - resolves based on official game outcome per ProphetX Prediction Rules
Houston Astros
98.8% avg
