Chicago White Sox @ St. Louis Cardinals
CWSAwayChicago White Sox52%
@SLCHomeSt. Louis Cardinals48%
Model PickChicago White Sox 52%Market edge — disclosed after closing odds are collectedEvidence 12 structured · 2 qualitative
AI Summary grounded in real data · zero hallucination
We project a Chicago White Sox victory with a 53% probability, though the edge against the market is uncalculated. The primary drivers supporting this pick are 'Last 10 Games Form' and 'Home/Away Split', while the biggest swing risk stems from a disadvantage in the 'Starting Pitcher Matchup'. While our model honestly acknowledges its long-term inability to beat the market, we provide this assessment based strictly on the provided data.
Logistic-regression statistical model — predicts Chicago White Sox vs St. Louis Cardinals 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 48% home win was derived
Home Advantage+2.5
Pythagorean Expectation-1.2
Season Win%-0.3
Last 10 Games Form+2.5
Home/Away Split+0.5
Team OBP-0.1
Team SLG-1.4
Team ERA-1.3
Team WHIP-1
Starting Pitcher Matchup-2.6
Baseline 50% → final home win47.5%
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 | St. Louis Cardinals at home — MLB historical home win rate ~.535 (ballpark familiarity, no travel) | MLB StatsAPI |
| Pythagorean Expectation | Home 49.5% (675 RS/683 RA) vs Away 52.4% (688/653) — strength from runs scored/allowed | MLB StatsAPI |
| Season Win% | Home 73-75 (.493) vs Away 75-72 (.510) | MLB StatsAPI |
| Last 10 Games Form | Home 5-5 vs Away 3-7 · Home W1 | MLB StatsAPI |
| Home/Away Split | Home team home 35-38 · away team away 32-41 | MLB StatsAPI |
| Team OBP | Home .317 vs Away .318 — foundation of scoring | MLB StatsAPI |
| Team SLG | Home .386 vs Away .405 (OPS .703/.723) | MLB StatsAPI |
| Team ERA | Home 4.30 vs Away 4.15 — lower is better | MLB StatsAPI |
| Team WHIP | Home 1.35 vs Away 1.31 — baserunners allowed per inning (lower is better) | MLB StatsAPI |
| Starting Pitcher Matchup | Home Kyle Leahy (ERA 3.41) vs Away Sean Newcomb (ERA 2.71) | MLB StatsAPI |
| Hitting Detail (BABIP, K, BB) | Home BABIP .285 · K 1161 · BB 472 / Away BABIP .283 · K 1345 · BB 528 (BABIP is luck-driven → not factored into probability) | MLB StatsAPI |
| Pitching Detail (K/BB, HR9) | Home K/BB 2.30 · HR9 1.01 / Away K/BB 2.32 · HR9 1.13 | MLB StatsAPI |
Qualitative & folklore factors 2 factors · fully disclosed
Qualitative · White Sox Losing Streak
The White Sox are on a four-game losing streak, with their division lead shrinking to just half a game, creating strong motivation to snap the skid and maintain their lead.
Basis: LLM · news · 4th straight defeat and 9th in 12, division lead d
Qualitative · Cardinals' Bats Erupt
The Cardinals' 'Killer B's Bats' erupted in their previous game against the White Sox, securing a victory. This could boost team morale and carry positive momentum into this game.
Basis: LLM · news · St. Louis Cardinals Killer B’s Bats Erupt to Defea
12 source headlines (auto-collected · basis disclosed)
- Chicago White Sox at St. Louis Cardinals Game Story, Scores/Highlights - 09/11/2026
- Chicago White Sox’s division lead drops to half-game after 7-3 loss — their 4th straight defeat and 9th in 12
- St. Louis Cardinals vs Chicago White Sox Game Discussion Friday
- St. Louis Cardinals vs Chicago White Sox Game Discussion Friday
- How to watch White Sox vs. Cardinals: TV channel and streaming options for September 11
- Chicago White Sox at St. Louis Cardinals - Where to Watch, Stream Info, TV Channel, and Live Updates (September 11, 2026)
- White Sox drop fourth straight as division lead is down to a half-game
- How to watch White Sox vs. Cardinals: TV channel and streaming options for September 11
Frequently asked questions This game's prediction summary
Chicago White Sox vs St. Louis Cardinals — who's more likely to win?
SealedSlate's logistic-regression statistical model gives Chicago White Sox a 52% chance to win (Home 48% · Away 52%). MLB · 2026-09-13 08:15 KST.
How was the 47.5% 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 47.5%. 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.