Prediction market analysis

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Sports · Baseball

Seattle vs Boston

Seattle vs Bostonsettled — Aug 31, 2026, 9:48pm ETOpen on Kalshi
BOSTON100%
$6.6M volume2 related markets

Kalshi has Boston near 100% (Seattle 1%) on Seattle vs Boston. That is a clear favorite on a two-team board. About $6.6M has traded on this board.

Pays on who wins the game — not the spread or total. $100 on Boston near 100% returns about $100 if they win (before fees); Seattle near 1% returns about $10000.

Payton Tolle is listed for Boston; George Kirby for Seattle. On the season they sit 74-63 and 64-73. Over the last 5 games, Boston went 1-4 and Seattle went 1-4.

Game context

  1. Starting pitchers George Kirby for Seattle; Payton Tolle for Boston.
  2. Season record Seattle 64-73; Boston 74-63.
  3. Last five games Seattle went 1-4 in their last 5; Boston went 1-4.

When will this market get resolved?

Resolves when the game ends — scheduled for Aug 31, 2026 at 6:45 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days).

Sources

  • MLB Stats API — Listed starters, season records, and results from recent games.