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: Aug 22, 6:59 PM EST
Kalshi
The event concerns a professional baseball game between two teams scheduled for a specific date and time. It focuses on whether the game will extend beyond the regular innings due to a tie score at the end of the scheduled playing time. The outcome depends solely on whether the game requires additional innings to determine a winner.
If Washington and Miami go to extra innings in the Washington vs Miami professional baseball game originally scheduled for Aug 22, 2026 at 4:10 PM EDT, then the market resolves to Yes.
On sportsbooks, odds for the extra innings market are typically set by professional oddsmakers who factor in historical trends and team statistics. In contrast, prediction markets let traders act as the price setters in real time, reflecting crowd-sourced expectations that can shift quickly with new information. Because of this trader-driven mechanism, you might see more volatility or different implied probabilities compared to traditional sportsbook lines. The difference often comes down to whether you trust algorithmic crowd wisdom or established sports betting analytics for this market.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders determine the price through continuous bidding and offering, with the current chance reflecting the collective assessment of all participants. The top outcome’s implied probability adjusts constantly based on trading volume and order book depth. This dynamic process captures real-time sentiment and can diverge from other analytical models, offering a unique view of market expectations for this market up until Aug 22, 2026.
This market resolves around Aug 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result depends on whether the Washington versus Miami game goes into extra innings as defined by official game records. No further interpretation is needed beyond the publicly confirmed game result.
Injuries, weather delays, or late-lineup changes could shift expectations for a longer game and move this market. Strong starting pitcher performance might lower the chance of extra innings, while a tight late-game score or extra-inning specialists entering the game could increase it. Any breaking news that affects the expected game length will be priced in by traders on Kalshi before resolution.