TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 1, 7:59 PM EST
Kalshi
A professional baseball game is scheduled between two teams on July 1, 2026. The event focuses on whether either team will score during the opening inning of this matchup.
If either team scores a run in the first inning of the Tampa Bay vs Kansas City professional baseball game originally scheduled for Jul 1, 2026 at 7:40 PM EDT, then the market resolves to Yes.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and audiences. Sportsbooks set odds to balance liability and generate profit margins, while prediction markets like this one are driven purely by trader consensus on the actual probability of an outcome. Traders here are financially motivated to price this market accurately, which can sometimes reveal sharper probability estimates than traditional sportsbooks offer. Comparing the two can highlight where public perception and informed trading sentiment differ most.
On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell shares representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the crowd's real-time belief in whether a run will score in the first inning. As new information emerges—such as lineup announcements, weather updates, or injury reports—traders adjust their positions, moving the price up or down. This dynamic pricing ensures the market remains responsive to changing conditions leading up to the game.
This market resolves around Jul 2, 2026, once the first inning of the Tampa Bay versus Kansas City game has concluded. The outcome is determined by whether at least one run crosses home plate during that inning, verified against credible public sources such as official game records or major sports reporting outlets. Traders holding shares in the correct outcome receive their payout once the result is confirmed and the market is officially settled.
Several factors could shift this market significantly before the game begins. Lineup announcements, particularly the insertion or removal of power hitters, often trigger price swings. Injury reports affecting key offensive players can reduce run-scoring expectations. Weather conditions—wind direction, temperature, and humidity—affect ball carry and can influence early-inning scoring patterns. Starting pitcher matchups and recent offensive form also matter; hot-hitting teams or pitchers with control issues may see increased first-inning run probability. Breaking news about player availability or field conditions can create rapid repricing opportunities.