Seattle Mariners vs Pittsburgh Pirates Prediction
Final score: Mariners 3–2 Pirates ·Engine pick: Pittsburgh Pirates to win ✗ Missed
Mariners
56-60 · L1
Pirates
57-60 · L3
Final Result & Grading
Graded 2026-06-25 09:19:33 · engine mlb-sim-1.0.
Pre-Game Win Probabilities
Cyan is the model’s favourite, red the underdog.
Starting Pitchers
Recent Form
Oldest on the left, most recent on the right — hover any result for the opponent and score.
Team Stats · 2026 Season
| Mariners | Pirates | |
|---|---|---|
| Record | 56-60 | 57-60 |
| Win % | .483 | .487 |
| Division | AL West | NL Central |
| Division rank | 3rd | 5th |
| Games back | 3.0 | 16.0 |
| Last 10 | 4-6 | 2-8 |
| Streak | L1 | L3 |
| Home record | 33-26 | 29-28 |
| Away record | 23-34 | 28-32 |
| Runs scored/gm | 3.95 | 5.03 |
| Runs allowed/gm | 4.07 | 4.82 |
| Run differential | -14 | +24 |
How The Model Sees It
The engine makes Pittsburgh Pirates a 55.7% pick to win — a modest edge, real but the kind that loses often enough to sting. Baseball punishes certainty: the best team in the league still loses roughly four nights in ten. It is filed as lean, the third tier — a directional lean rather than a confident call.
Mariners come in 5-5 over their last 10, scoring 4.40 and conceding 5.20 runs a game. Pirates are 6-4 in their last 10 at 4.20 scored and 2.70 allowed. Pirates arrive in the better shape, though ten games is a short window and form is weighted lightly here.
On the mound it is George Kirby for Mariners against Mitch Keller for Pirates — the largest single input on this page. One start moves a baseball projection further than a full lineup change would, which is why the engine waits for both probables before scoring a game.
Season run differential reads -14 for Mariners and +24 for Pirates. Per game that is 3.95 scored against 4.07 allowed, versus 5.03 and 4.82. Pirates hold the edge, though not by a margin that settles a single game.
Pirates are 29-28 at home, Mariners 23-34 on the road. Home advantage in baseball is real but small — historically worth something near 54%, not the lopsided edge it carries elsewhere — so the splits inform this projection without dominating it. The ballpark matters more than the venue: run environment varies more between parks than between lineups.
The projected total is 7.8 runs — a middling run environment. Through the first five innings, before the bullpens take over, it favours Pirates at 46% — under half because the first five is a three-way market: five innings can finish level, and that outcome takes a share of the book.
This pick was published before first pitch and graded against the final score above — right or wrong, it stays on the page.
8th Day Engine · mlb-sim-1.0
