Live prediction market odds for Tampa Bay Rays vs. St. Louis Cardinals. Compare prices across Kalshi and Polymarket.
Kalshi / Polymarket
2026-03-29
Tampa Bay Rays vs. St. Louis Cardinals — MLB game scheduled for 2026-03-29. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Tampa Bay leads the “Tampa Bay Rays vs. St. Louis Cardinals” event at 62.3% implied probability, followed by St. Louis at 36.5%. A 12.0% cross-platform spread signals an active arbitrage window.
Tampa Bay Rays vs. St. Louis Cardinals is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Tampa Bay leads at 62% implied probability, making it the market favorite. Other contenders include St. Louis at 37%.
Tampa Bay currently leads at 62% implied probability. Behind Tampa Bay, St. Louis at 37% are the next closest contenders. The 12.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here are the latest odds across Kalshi, Polymarket: Tampa Bay: 67¢ on Kalshi, 58¢ on Polymarket. St. Louis: 31¢ on Kalshi, 43¢ on Polymarket. The 12.0% 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 62¢ means the market estimates a 62% probability that Tampa Bay will be the outcome. Buying one share at 62¢ pays out $1.00 if correct — a 61% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
Tampa Bay
62.3% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf St. Louis wins the Tampa Bay vs St. Louis professional baseball game originally scheduled for Mar 29, 2026 at 2:15 PM EDT, then the market resolves to Yes.
The following market refers to the Tampa Bay vs St. Louis professional baseball game originally scheduled for Mar 29, 2026 at 2:15 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 Tampa Bay Rays and St. Louis Cardinals, scheduled for March 29 at 2:15PM ET: This market will resolve to "Tampa Bay Rays" if the Tampa Bay Rays win the game. This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals 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.
