CHW @ STL MLB prediction: AI analysis & picks
Our picks for this match
Our Expert Analysis
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PROBABLE STARTERS
OUR PICKS
GAME CONTEXT
Game 1 of a 3-game interleague series (Sept. 11–13) at Busch Stadium. The Cardinals (72-75) host the White Sox (75-71), who own the better record on the season. Both clubs are limping in with a 1-4 mark over their last five games, and the sporting stakes are modest in the final weeks of the regular season. ⚠️ A preview outlet listed Erick Fedde — not Kay — as Chicago's probable starter for this game; verify the official rotation before wagering.
KEY ABSENCES
GAME SCRIPT
Two southpaws with near-identical profiles take the mound — xERA 4.86 for Liberatore, 4.95 for Kay — and neither figures to work deep into this game. Liberatore lasted just 4.1 IP while allowing 5 ER in his most recent start on Sept. 5; Kay posted that exact same line the same day. With Kay failing to reach 5.0 IP in three straight outings, both managers figure to go to their bullpens early — and that's where the gap is stark. Chicago's relief corps carries a 2.11 ERA over the last 14 days; St. Louis checks in at 5.81. The White Sox also generate harder contact (exit velocity 84.4 vs. 81.7), and conditions are neutral — 74°F, wind at 3 mph, park factor 0.97.
OUR ANALYSIS
The AWAY -1.5 bet is built on Chicago's bullpen advantage as the decisive factor. In the likely scenario where both starters exit before the sixth inning, St. Louis' shaky relief unit (5.81 ERA over 14 days) leaves the door wide open for the White Sox offense, which already hits the ball harder (exit velocity 84.4 vs. 81.7). With a stronger overall record (75-71 vs. 72-75) and an elite bullpen over the past two weeks, Chicago profiles as the side with the tools to win by two or more runs.
DEVIL'S ADVOCATE
Kay has now gone under 5.0 IP in three consecutive starts — if St. Louis jumps on him early and builds a lead before Chicago's bullpen takes over, the Cardinals could run away with it before the game's most important edge kicks in. STL's low strikeout rate vs. starters (21.2%) means they put the ball in play, which can pile up damage quickly against a struggling starter. Chicago has also dropped three straight. ⚠️ A last-minute rotation swap — Fedde for Kay — would substantially change the matchup and is a real enough risk to keep confidence at 50%.
PROBWIN VERDICT
The bullpen gap — 2.11 vs. 5.81 ERA over the last 14 days — is the primary case for backing Chicago on the run line in a game both starters look set to exit early. Moderate confidence (50%); confirm Chicago's official starter before placing.
Key Factors
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Form & Stats
| Date | Game | Score |
|---|---|---|
| 09/10 | vs PIT | 0-2 |
| 09/09 | vs PIT | 2-4 |
| 09/08 | vs PIT | 3-9 |
| 09/06 | vs MIN | 10-1 |
| 09/05 | vs MIN | 4-6 |
| Date | Game | Score |
|---|---|---|
| 09/09 | @ SFG | 6-7 |
| 09/08 | @ SFG | 1-2 |
| 09/07 | @ SFG | 4-5 |
| 09/06 | @ COL | 10-8 |
| 09/05 | @ COL | 7-10 |
| Pitcher | Starts | F5 vs Line | F5 Over% | F5 Signal | FT vs Line | FT Over% | FT Signal |
|---|---|---|---|---|---|---|---|
| Anthony Kay (AWAY) | 15 | 2.13 | 60.0% | OVER | 0.00 | 50.0% | - |
| Matthew Liberatore (HOME) | 19 | 1.72 | 68.8% | OVER | 0.00 | 50.0% | - |
| Date | vs | IP | ER | H | BB | K | ERA |
|---|---|---|---|---|---|---|---|
| 09/16 | CLE | 4.00 | 0 | 2 | 2 | 3 | 0.00 |
| 09/11 | STL | 4.00 | 3 | 5 | 1 | 2 | 6.75 |
| 09/05 | MIN | 4.33 | 5 | 6 | 1 | 3 | 10.39 |
| 08/31 | HOU | 4.67 | 5 | 6 | 2 | 5 | 9.64 |
| 08/25 | TEX | 4.67 | 4 | 6 | 2 | 4 | 7.71 |
| Date | vs | IP | ER | H | BB | K | ERA |
|---|---|---|---|---|---|---|---|
| 09/16 | SFG | 6.00 | 1 | 6 | 3 | 2 | 1.50 |
| 09/11 | CHW | 4.33 | 2 | 6 | 3 | 2 | 4.16 |
| 09/05 | COL | 4.33 | 5 | 4 | 2 | 3 | 10.39 |
| 08/30 | PIT | 5.67 | 3 | 6 | 2 | 9 | 4.76 |
| 08/25 | BAL | 4.00 | 8 | 9 | 1 | 7 | 18.00 |
Frequently asked questions
When was CHW @ STL played?
This MLB game was played on 2026-09-11.
Where can I find the prediction for CHW @ STL?
This ProbWin page shows the predictions our model published before the game (F5 and full-game totals, spreads), the key stats for both sides, and the settled result — every prediction is kept, win or lose, in our public track record.
How are these predictions calculated?
Our MLB statistical models are trained on league history and recomputed daily from team and player stats plus market odds. Every prediction is published before the game and its result is settled publicly.
