TOTAL VOLUME:
$134.2b
24H VOL:
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2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
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Polymarket:
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VS.
Kalshi:
61%
Closed: Jul 24, 8:40 AM EST
Kalshi
This market tracks whether the Yokohama DeNA BayStars or Chunichi Dragons will score at least one run during the opening inning of their Japan NPB League matchup on July 24, 2026. Early offensive production in baseball can set the tone for the entire game.
If either team scores a run in the first inning of the Yokohama DeNA BayStars vs Chunichi Dragons professional Japan NPB baseball game originally scheduled for Jul 24, 2026 at 5:00 AM 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 are driven by trader consensus and real-money conviction. Traders here compete to forecast the actual outcome, which can lead to sharper pricing on niche events like first-inning runs. Comparing the two reveals whether the broader betting market has priced in all available information or if inefficiencies exist.
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. Prices fluctuate based on supply and demand, with each trade updating the implied probability displayed on the dashboard. The spread between bid and ask reflects market confidence; tighter spreads indicate stronger consensus, while wider spreads suggest uncertainty about whether a run scores in the first inning.
This market resolves around Jul 24, 2026, once the game concludes and the first-inning result is verifiable from credible public sources. The outcome hinges on a single binary question: did either team score at least one run during the opening inning? Traders holding winning shares receive their payout automatically after the event is confirmed, while losing positions expire worthless. The resolution is straightforward and tied directly to official game records.
Several factors can shift odds before the game begins. Injury announcements affecting starting pitchers or key hitters will influence run-scoring expectations. Weather conditions at the stadium, recent team form, and head-to-head matchup history all shape trader positioning. Lineup changes or bullpen availability updates can also trigger repricing. Once the game starts, early at-bats and pitcher command become the dominant signals, causing sharp price swings as traders react to live action and adjust their first-inning run forecasts in real time.