Skip to content
Scanner / All markets / Sports

Seattle vs Boston: Total Runs — Over 8.5 runs scored

Post
KalshiPolymarket Closes Sep 1, 2026
LIVE PRICES — YES
KalshiBEST YES PRICETrade ↗
42¢ last
BidAsk
YES42¢43¢
NO57¢58¢
$21,447 volume
PolymarketTrade ↗
44¢ last
BidAsk
YES42¢43¢
NO57¢58¢
$2,038 volume
Cross-venue spread 2.0¢· active arbitrage window
30-DAY PRICE HISTORY
HOW THIS RESOLVES

Kalshi — primary rule

If Seattle and Boston collectively score more 8.5 runs in the Seattle vs Boston professional baseball game originally scheduled for Aug 31, 2026 at 6:45 PM EDT, then the market resolves to Yes.

Polymarket — resolution criteria

In the upcoming MLB game between the Seattle Mariners and Boston Red Sox, scheduled for August 31 at 6:45 PM ET: This market will resolve to "Over" if the Seattle Mariners and Boston Red Sox combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Show full rules
STATS
Cross-venue spread2.0¢
Kalshi last42¢
Polymarket last44¢
Venues2
TRACK THIS MARKET

Get an email the moment the price or edge moves — watchlists, whale alerts and the full scanner are free to start.

Start free — no card
RELATED MARKETS
LoL: Unicorns Of Love Sexy Edition vs Kaufland Hangry Knights (BO5) - Prime League 1st Division PlayoffsLoL: Fuego vs 3v Team - Game 1 WinnerCounter-Strike: FUT Esports vs Vitality - Map 1 WinnerCounter-Strike: G2 vs Aurora Gaming (BO3) - BLAST Open Porto Group ASan Francisco vs Atlanta: Total Runs — Over 8.5 runs scoredUFC Fight Night: Michael Page vs. Nursulton Ruziboev (Middleweight, Main Card)New York Yankees vs. Los Angeles Angels: O/U 9.5LoL: INTZ e-Sports vs RMD Gaming (BO5) - Circuito Desafiante Playoffs