TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 17, 1:24 PM EST
Kalshi
In professional baseball, the first inning is often a critical period where teams establish early momentum. This market tracks whether either Kansas City or Washington scores at least one run during the opening inning of their matchup on June 17, 2026.
If either team scores a run in the first inning of the Kansas City vs Washington professional baseball game originally scheduled for Jun 17, 2026 at 1:05 PM EDT, then the market resolves to Yes.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one aggregate trader beliefs through continuous price discovery. Traders betting real money on this market may incorporate sharper analysis or faster reaction to breaking news than traditional sportsbooks, sometimes leading to materially different implied probabilities for first-inning scoring outcomes.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell contracts representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The bid-ask spread reflects the current balance of supply and demand; tighter spreads indicate higher confidence and liquidity, while wider spreads suggest uncertainty or lower trading volume. As new information surfaces—such as injury reports or weather updates—traders adjust their positions, causing the price to move and the implied probability to shift in real time.
This market resolves around Jun 17, 2026, once the first inning of the Kansas City versus Washington game concludes. The outcome is determined by whether either team scores at least one run during that inning, verified against credible public sources such as official league records or major sports data providers. Traders holding positions will see their contracts settled based on the actual result reported after the inning is complete.
Several catalysts can shift odds before the game begins. Lineup announcements—particularly the absence of key power hitters—may reduce first-inning scoring expectations. Pitcher changes or bullpen news can alter early-game dynamics significantly. Weather conditions like wind direction and temperature affect ball carry and offensive aggression. Injury reports released close to game time, recent team performance trends, and historical head-to-head first-inning scoring patterns all influence trader positioning. Real-time updates on these factors typically trigger rapid repricing in this market.