Boston Red Sox @ Athletics
BRSAwayBoston Red Sox84%
@ATHHomeAthletics16%
Model PickBoston Red Sox 84%Market edge — disclosed after closing odds are collectedEvidence 12 structured · 2 qualitative
AI Summary grounded in real data · zero hallucination
Our model projects an 84% win probability for the Boston Red Sox, indicating a strong advantage over the Athletics. This projection is primarily driven by Boston's dominant 'Team ERA' and 'Last 10 Games Form'. However, 'Home Advantage' is the sole factor that could favor the Athletics.
Logistic-regression statistical model — predicts Boston Red Sox vs Athletics 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 16% home win was derived
Home Advantage+2.5
Pythagorean Expectation-6.4
Season Win%-1.9
Last 10 Games Form-6
Home/Away Split-2.3
Team OBP+1
Team SLG+0.8
Team ERA-12.8
Team WHIP-4.5
Starting Pitcher Matchup-4.1
Baseline 50% → final home win16.2%
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 | Athletics at home — MLB historical home win rate ~.535 (ballpark familiarity, no travel) | MLB StatsAPI |
| Pythagorean Expectation | Home 39.2% (470 RS/597 RA) vs Away 55.2% (442/394) — strength from runs scored/allowed | MLB StatsAPI |
| Season Win% | Home 44-62 (.415) vs Away 55-50 (.524) | MLB StatsAPI |
| Last 10 Games Form | Home 3-7 vs Away 8-2 · Home L3 | MLB StatsAPI |
| Home/Away Split | Home team home 20-31 · away team away 30-21 | MLB StatsAPI |
| Team OBP | Home .321 vs Away .314 — foundation of scoring | MLB StatsAPI |
| Team SLG | Home .403 vs Away .392 (OPS .724/.706) | MLB StatsAPI |
| Team ERA | Home 5.34 vs Away 3.55 — lower is better | MLB StatsAPI |
| Team WHIP | Home 1.48 vs Away 1.22 — baserunners allowed per inning (lower is better) | MLB StatsAPI |
| Starting Pitcher Matchup | Home Gage Jump (ERA 4.42) vs Away Jake Bennett (ERA 2.58) | MLB StatsAPI |
| Hitting Detail (BABIP, K, BB) | Home BABIP .293 · K 922 · BB 367 / Away BABIP .293 · K 860 · BB 313 (BABIP is luck-driven → not factored into probability) | MLB StatsAPI |
| Pitching Detail (K/BB, HR9) | Home K/BB 2.14 · HR9 1.57 / Away K/BB 3.02 · HR9 1.02 | MLB StatsAPI |
Qualitative & folklore factors 2 factors · fully disclosed
Qualitative · Trade Rumors: Catcher
Reports indicate the Boston Red Sox are 'salivating' over the prospect of acquiring Athletics' starting catcher Shea Langeliers. This could impact the Athletics' team morale or focus.
Basis: LLM · news · Red Sox ‘Salivating’ Trade Pitch Lands Athletics’
Qualitative · Rookie Debut Injury
Red Sox rookie Curtis Mead left his debut game after being hit by a pitch. This could affect team morale and lineup stability.
Basis: LLM · news · Curtis Mead leaves Red Sox debut after getting hit
12 source headlines (auto-collected · basis disclosed)
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Frequently asked questions This game's prediction summary
Boston Red Sox vs Athletics — who's more likely to win?
SealedSlate's logistic-regression statistical model gives Boston Red Sox a 84% chance to win (Home 16% · Away 84%). MLB · 2026-07-29 10:40 KST.
How was the 16.2% 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 16.2%. 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.