TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 21, 10:49 PM EST
Kalshi
This outcome hinges on whether the Detroit versus Kansas City baseball game on August 21, 2026, requires additional innings to determine a winner. If the score is tied after the ninth inning, the game continues into extra innings until one team takes the lead at the end of a completed inning. The result reflects the teams' performance under extended play conditions.
If Detroit and Kansas City go to extra innings in the Detroit vs Kansas City professional baseball game originally scheduled for Aug 21, 2026 at 8:10 PM EDT, then the market resolves to Yes.
Compared to traditional sportsbook odds, prediction market odds for this market often reflect a more nuanced view of probabilities shaped by active trader participation. While sportsbooks may set lines based on broader public betting trends, this market captures focused speculation from participants who closely follow team performance and game conditions.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders collectively set the odds based on their expectations for the game’s length. The current probability reflects bets placed on whether extra innings will occur, with price movements driven by new information such as starting pitcher changes, weather updates, or team performance trends during the match.
This market resolves around Aug 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by whether the game goes beyond the ninth inning, as recorded by official league sources and widely reported media.
Injuries to key players, weather delays, or strategic decisions by managers could shift expectations for the game’s duration and move this market. Updates on starting pitchers, bullpen usage, and real-time scoring during the game may also cause rapid shifts in odds as traders adjust their positions ahead of Aug 22, 2026.