Boston Red Sox @ Baltimore Orioles
BRSAwayBoston Red Sox67%
@BOHomeBaltimore Orioles33%
Model PickBoston Red Sox 67%Market edge — disclosed after closing odds are collectedEvidence 12 structured · 2 qualitative
AI Summary grounded in real data · zero hallucination
Our model projects the Boston Red Sox with a 68% win probability, significantly higher than the Baltimore Orioles' 33%. This prediction is primarily driven by Boston's substantial advantages in 'Starting Pitcher Matchup' (-7.4 deltaPct) and 'Team ERA' (-4.3 deltaPct). However, 'Pythagorean Expectation' (-3 deltaPct) and 'Home Advantage' (2.5 deltaPct) represent key swing risks that could favor Baltimore. The market edge for this pick is currently uncalculated.
Logistic-regression statistical model — predicts Boston Red Sox vs Baltimore Orioles by accumulating the log-odds contributions of 12 proven structured metrics. Only structured metrics enter the probability; qualitative and folklore factors get a label only. Predictions are sealed with SHA-256 before the game.
Model factor contribution How the 33% home win was derived
Home Advantage+2.5
Pythagorean Expectation-3
Season Win%-1
Last 10 Games Form+1.2
Home/Away Split-1.1
Team OBP-1
Team SLG-0.9
Team ERA-4.3
Team WHIP-2.4
Starting Pitcher Matchup-7.4
Baseline 50% → final home win32.5%
Each factor's log-odds contribution accumulated · only structured metrics reflected (qualitative/folklore excluded) · each %p converts log-odds to probability, so it's non-linear — a simple sum may not exactly equal (final − baseline)
Structured metric analysis 12 metrics · fully disclosed
| Metric | Analysis (home vs away) | Source |
|---|---|---|
| Home Advantage | Baltimore Orioles at home — MLB historical home win rate ~.535 (ballpark familiarity, no travel) | MLB StatsAPI |
| Pythagorean Expectation | Home 48.5% (640 RS/662 RA) vs Away 56.1% (634/555) — strength from runs scored/allowed | MLB StatsAPI |
| Season Win% | Home 69-73 (.486) vs Away 77-65 (.542) | MLB StatsAPI |
| Last 10 Games Form | Home 5-5 vs Away 4-6 · Home L4 | MLB StatsAPI |
| Home/Away Split | Home team home 34-36 · away team away 42-31 | MLB StatsAPI |
| Team OBP | Home .316 vs Away .323 — foundation of scoring | MLB StatsAPI |
| Team SLG | Home .395 vs Away .407 (OPS .711/.730) | MLB StatsAPI |
| Team ERA | Home 4.15 vs Away 3.65 — lower is better | MLB StatsAPI |
| Team WHIP | Home 1.34 vs Away 1.24 — baserunners allowed per inning (lower is better) | MLB StatsAPI |
| Starting Pitcher Matchup | Home Chris Bassitt (ERA 4.97) vs Away Sonny Gray (ERA 2.82) | MLB StatsAPI |
| Hitting Detail (BABIP, K, BB) | Home BABIP .285 · K 1305 · BB 526 / Away BABIP .296 · K 1147 · BB 454 (BABIP is luck-driven → not factored into probability) | MLB StatsAPI |
| Pitching Detail (K/BB, HR9) | Home K/BB 2.44 · HR9 1.08 / Away K/BB 2.95 · HR9 1.00 | MLB StatsAPI |
Qualitative & folklore factors 2 factors · fully disclosed
Qualitative · Benches Cleared Aftermath
A recent benches-clearing incident likely heightened tensions between the two teams, which could carry over into the next game.
Basis: LLM · news · Blaze's fire empties benches
Qualitative · Orioles' Slump Continues
The Baltimore Orioles have been in a slump recently, and even a benches-clearing incident couldn't spark a turnaround for the team.
Basis: LLM · news · can't spark slumping Orioles
12 source headlines (auto-collected · basis disclosed)
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Frequently asked questions This game's prediction summary
Boston Red Sox vs Baltimore Orioles — who's more likely to win?
SealedSlate's logistic-regression statistical model gives Boston Red Sox a 67% chance to win (Home 33% · Away 67%). MLB · 2026-09-06 08:05 KST.
How was the 32.5% home-win probability calculated?
Starting from a 50% baseline, we additively accumulate the log-odds contributions of 12 proven structured statistical metrics to reach the final 32.5%. Each factor's %p contribution is fully disclosed on the page; qualitative and folklore factors are not reflected in the probability.
Can this prediction be altered later?
No. Every prediction is sealed with a SHA-256 hash before the game starts and permanently recorded in the track record, making after-the-fact changes impossible. SealedSlate runs a transparent ledger that never inflates the hit rate and leaves missed predictions exactly as they were.
We don't compete on hit rate — every factor is fully disclosed and labeled. Only 📊 structured stats feed the probability (each factor's contribution shown in %p); ⚔️🔮 are context to weigh. Predictions are locked and sealed before the game — verify the hits directly on the track record.