linegap

NFL · Sun, Oct 11, 2026

SEA vs SF

SF to win — YES price

Kalshi

68¢

View market

Polymarket

39¢

View market
gap +29.0 ptsafter costs -34.0 pts

Price history (SF YES)

KalshiPolymarket20 snapshots, ~5 min apart

This gap is unusually wide for a game in 12 days, where the two venues typically sit 2.3 points apart.

Get alerted when a gap is unusual →

Polykal watches both venues and judges each gap against what is normal for that point in the schedule. See the numbers.

Prices are the venues' listed YES prices at index time (~5 min cadence) and can be stale by the time you look; executable prices, fees and spreads differ. Impersonal analytics on public data — not investment or betting advice.