TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 10:34 PM EST
Kalshi
A professional baseball game between two teams will take place on a scheduled date in summer 2026. The event focuses on whether either team will score during the opening inning of play. This represents a specific early-game outcome in what is otherwise a standard regular season matchup.
If either team scores a run in the first inning of the Arizona vs Los Angeles D professional baseball game originally scheduled for Jul 10, 2026 at 10:10 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 manage risk, while prediction markets aggregate decentralized trader beliefs through continuous price discovery. This market may price the likelihood of a first-inning run differently than traditional sportsbooks, depending on which group of participants has superior information or sharper models. Comparing the two can reveal where consensus breaks and identify potential value.
On Kalshi, this market is priced through an 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 collective probability estimate of market participants, ranging from 0 to 100 cents. As new trades execute, prices adjust in real time to balance supply and demand. Traders can enter limit or market orders to establish positions, and the spread between bid and ask prices indicates liquidity and conviction levels.
This market resolves around Jul 11, 2026, once the first inning of the Arizona versus Los Angeles game concludes and the final run total is verified against credible public sources. The outcome is determined by whether at least one run crosses the plate during that inning, regardless of which team scores it. Official box scores and game records serve as the authoritative reference. Traders holding the winning outcome receive their payout upon resolution.
Key catalysts include starting pitcher announcements, bullpen availability, recent offensive trends, and weather conditions at game time. Injury updates to core lineup players can significantly shift expectations for early scoring. Pre-game commentary from analysts and betting-market activity may also influence trader positioning. As first pitch approaches, live line movement from sportsbooks and social sentiment can trigger repricing. Once the game begins, each pitch and at-bat outcome will dynamically adjust probabilities until the inning closes.