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: May 29, 9:30 PM EST
Kalshi
This market on Kalshi tracks whether Boston and Cleveland will combine for more than 2.5 runs in their scheduled matchup. The leading outcome—that combined scoring exceeds 2.5 runs—stands at 96.5% probability. Resolution is determined by the official final score from the professional baseball game, as reported by standard sports data sources. Watch the May 29, 2026 game at 7:10 PM EDT to see whether the teams' combined offensive output clears the 2.5-run threshold.
Prediction market odds on Kalshi often differ from traditional sportsbook lines because they reflect real-time trader sentiment rather than fixed bookmaker pricing. Sportsbooks adjust lines to balance action and lock in profit margins, while prediction markets aggregate decentralized beliefs through continuous trading. For the Boston vs Cleveland total runs market, comparing Kalshi odds to major sportsbooks can reveal whether the crowd is more or less bullish than professional oddsmakers. These differences highlight arbitrage opportunities and show where consensus diverges between institutional and crowd-sourced pricing.
On Kalshi, the Boston vs Cleveland total runs market is priced as a binary contract reflecting whether the combined runs will fall above or below a specified threshold. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy and sell shares at prices between 0 and 100 cents, with the price representing the implied probability of the outcome. As game conditions, lineup announcements, and weather forecasts emerge, the contract price adjusts to reflect new information. Kalshi's order book aggregates all buy and sell interest, so prices move dynamically based on supply and demand from active traders leading up to May 30, 2026.
Several catalysts can shift the Boston vs Cleveland total runs market before May 30, 2026. Lineup announcements, injuries to key hitters or pitchers, and weather forecasts will influence run-scoring expectations. Recent team performance, bullpen health, and head-to-head matchup history also drive trader positioning. Off-field news such as trades or roster changes can alter competitive balance. As game day approaches, final weather conditions, field dimensions, and umpire assignments may trigger last-minute repricing. Traders monitoring these signals can anticipate market moves and adjust positions accordingly.