Written before the game and kept as published. Final: Cleveland Browns 10, Jacksonville Jaguars 34 — the graded call is above.
The model does not think this one is close. The Jaguars rate 5th of 32 at +2.8, the Browns 21st at -0.8, and once home field is applied the line lands on the Jaguars by 7.5 — 70% to win. That is the widest gap among the 16 games on the Week 1 board. A preseason rating spread this size is not a promise: it says nothing about turnovers, health, or a defense that shows up different than last year. What it does say is that the Browns need the price to be wrong, not the matchup.
The defense wins the headline matchup here: the Jaguars grade -0.2 on that side of the ball (11th of 32) against a Browns offense at -2.1 (29th) — 1.9 points the wrong way for the offense. Going the other direction, the Jaguars offense (+2.2, 8th) meets the Browns defense (+1.2, 4th), a 1.0-point gap. Special teams adds to it: the Jaguars grade +0.8, 2nd in the league, against +0.1 (25th) on the other side — close to a point of hidden margin.
Season-long, the model can barely split them: 10.5 projected wins for the Jaguars against 9.9 for the Browns, favored in 12 and 8 of their 17 respectively. Two teams heading for the same neighborhood in the standings tend to produce exactly this kind of line. This game sits 14th-hardest on the Jaguars' schedule and 1st-hardest on the Browns'. Nothing on the Browns' schedule projects harder than this one.
Recent history, for context only: 12 regular-season meetings since 2002, 7-5 in the Browns' favour. They last met in 2024: Browns won 18-13 in September. Over their last 4 meetings the Jaguars are 1-3. It is not an input to the line — rosters turn over faster than series records do.
Conditions are unlikely to be the story: across 10 Jacksonville home games in September since 2015, the median temperature was 86°F and the median wind 7 mph. That is a neutral-weather profile, which is worth knowing mostly because it removes an excuse from both sides.
Does the model earn this number? In 448 of the 3266 walk-forward games it has been graded on (2013-2024, no market line used), it landed in the 65-70% range. Those favorites went 68%. The 70% on the Jaguars here sits in that same band, and the history backs it.
Kalshi's KXNFLGAME-26SEP13CLEJAC contract implies 50% for the Jaguars against our 65% — a 15.4-point gap. No position on this game.
Prediction markets are not sportsbooks — you trade a contract that settles at $1 or $0, not a wager against a house line. Informational only; trade responsibly.