TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 1, 7:50 AM EST
Kalshi
In a professional baseball game between the Orix Buffaloes and Saitama Seibu Lions, the first inning determines whether either team manages to score any runs in the opening frame of play.
If either team scores a run in the first inning of the Orix Buffaloes vs Saitama Seibu Lions professional Japan NPB baseball game originally scheduled for Aug 1, 2026 at 4:00 AM EDT, then the market resolves to Yes.
On Kalshi, the current probability reflects trader sentiment rather than traditional sportsbook lines. While sportsbooks may factor in house margins and public betting trends, prediction markets offer a more direct indication of where informed participants are placing their money. This market’s pricing can diverge significantly based on real-time data inputs and trader behavior, often showing sharper movements ahead of the game. The difference provides a unique perspective compared to standard sports betting odds.
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 asking, creating a dynamic odds curve that updates with each trade. The top outcome’s current chance reflects the aggregated expectations of all participants, with volume of $7,876 showing overall interest. Market depth and recent trading activity heavily influence short-term price fluctuations, allowing rapid adjustments as new information emerges.
This market resolves around Aug 1, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by whether either team scores in the first inning of the game, and the market settles accordingly based on official game records.
Innings-specific performance, early-game pitching changes, weather delays, and key batter matchups can all shift expectations for this market. A strong start by either team’s pitcher, an early home run, or a rain delay that alters momentum may cause rapid repricing. Traders will watch lineup announcements, injury updates, and umpire strike zones, as any development that impacts the likelihood of a first-inning run can dramatically affect odds before Aug 1, 2026.