Live prediction market odds for New York Mets vs. Arizona Diamondbacks (7:15 PM ET). Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-05-09
This market resolved on 2026-05-09. Arizona Diamondbacks was the officially declared outcome. Prior to resolution, the market peaked at 98%.
New York Mets vs. Arizona Diamondbacks (7:15 PM ET) — MLB game held on 2026-05-09. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
Arizona DiamondbacksWINNER | 99% | 42% | 98% |
New York Mets | 1% | 58% | 7% |
New York Mets vs. Arizona Diamondbacks (7:15 PM ET) was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Arizona Diamondbacks led the market at 80% implied probability before resolution. Other contenders include New York Mets at 22%.
Arizona Diamondbacks held the lead at 80% implied probability heading into resolution. Behind Arizona Diamondbacks, New York Mets at 22% were the next closest contenders. The 57.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: Arizona Diamondbacks: 99¢ on Kalshi, 42¢ on Polymarket, 98¢ on ProphetX. New York Mets: 1¢ on Kalshi, 58¢ on Polymarket, 7¢ on ProphetX. The 57.0% 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 80¢ meant the market estimated a 80% chance that Arizona Diamondbacks would be the outcome. Traders who bought at 80¢ and held through resolution received $1.00 per share — a 25% 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 Arizona wins the New York M vs Arizona professional baseball game originally scheduled for May 9, 2026 at 7:15 PM EDT, then the market resolves to Yes.
The following market refers to the New York M vs Arizona professional baseball game originally scheduled for May 9, 2026 at 7:15 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 New York Mets and Arizona Diamondbacks, scheduled for May 9 at 7:15PM ET: This market will resolve to "New York Mets" if the New York Mets win the game. This market will resolve to "Arizona Diamondbacks" if the Arizona Diamondbacks 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
Arizona Diamondbacks
79.6% avg
