MLB Picks Today: Predictions & Best Bets for August 17, 2026 | SharpSide

Today's 11-game MLB slate features several matchups where the SharpSide model diverges from market consensus. Our proprietary analytics flag a total run-edge of 0.1 runs in the Detroit Tigers-Pittsburgh Pirates game, where the model sees a tighter contest than the market. We also highlight a First Five Innings play in the Los Angeles Dodgers-Colorado Rockies matchup. This brief refreshes at 11:30 am Eastern based on new analytics, weather factors, pitching changes, and line movement, so featured matchups may update. Today's Best Bet is highlighted immediately after this lede.

Today's Best Bet: St. Louis Cardinals ML

Today's Best Bet is the St. Louis Cardinals ML, representing the single game and line SharpSide has the highest confidence in today. The model projects the St. Louis Cardinals to win by a slim 0.4 runs (4.5–4.1 score), a margin that aligns closely with the market's implied outcome. This is a conviction play, indicating the model's high certainty in the Cardinals' victory despite a narrow projected winning margin, rather than a significant edge against the market. Best Bet: St. Louis Cardinals ML

Detroit Tigers @ Pittsburgh Pirates

The SharpSide model projects a Pittsburgh Pirates victory, diverging from a market consensus that favors the Detroit Tigers. The model's score of 4.0–4.1 (Detroit–Pittsburgh) projects the Pirates as the winner, in contrast to the market's 4.5–3.5 projection for the Tigers. This represents a substantial 1.0-run swing in favor of the Pittsburgh Pirates compared to the market. Detroit starts Framber Valdez, who brings a 4.18 FIP (fielding independent pitching) and a low 0.88 HR/9, indicating effective strikeout and home run suppression for the Tigers. Pittsburgh counters with Carmen Mlodzinski, whose 3.68 FIP suggests better underlying performance than his 3.79 ERA, though his 0.345 xwOBA-against indicates he has allowed harder contact than average. A key factor in the model's projection is the expected workload for Mlodzinski, who averages only 3.69 innings per start over 11 outings, setting up a likely short outing and exposing the Pittsburgh bullpen for the bulk of the game. While the Pirates' bullpen holds a 4.24 season relief ERA, slightly above the league average, their fatigue index of 0.21 suggests they are taxed, leading to a model run nudge of +0.15 runs against them. The Tigers' bullpen is also taxed with a 0.26 fatigue index and a +0.34 model run nudge, despite a better 3.78 season relief ERA. The model also regresses the Pittsburgh Pirates' offense downward by 0.44 runs due to their lucky 0.317 BABIP, which is significantly above the league average of 0.290. Conversely, the Detroit Tigers' offense sees a 0.18-run reduction due to the absence of core hitter Riley Greene. Ballpark and weather conditions at PNC Park are neutral, with a score of 9 indicating no notable impacts. This is the opener of a three-game series. The Tigers enter with a 5-5 record in their last 10 games, having lost their last outing while scoring 5 runs. The Pirates are 4-6 in their last 10, but secured a win in their last game, scoring 8 runs. How the model decided: The model’s lean toward the Pittsburgh Pirates is primarily driven by the regression applied to Pittsburgh's offense due to their historically lucky BABIP, which pulls their projected runs down and shifts the side lean away from them. This is counterbalanced by the impact of Framber Valdez's solid FIP and HR/9 for the Tigers, which suppresses runs for the Pirates. However, the short outing expected from Mlodzinski and the taxed state of both bullpens also push projected runs upward, while the injury to Riley Greene slightly reduced the Tigers' projected score. The Pirates' BABIP regression was the largest mover, pushing the side toward the Tigers and the total down. Lean: Pittsburgh Pirates ML (+104)

First Five Innings: Los Angeles Dodgers @ Colorado Rockies (F5 UNDER)

The SharpSide model is flagging a strong F5 UNDER play in the Los Angeles Dodgers-Colorado Rockies matchup. The model projects an F5 total of 4.18 runs, significantly below the market-implied F5 total of 5.72 runs, creating a -1.54 run edge for the UNDER. This divergence is largely driven by the starting pitching matchup. For the Dodgers, Blake Snell’s 5.00 ERA over a tiny 9.0 IP sample is shrunk to a more stable 4.43 ERA. The Rockies counter with Tomoyuki Sugano, whose F5-only ERA of 4.09 over 103.3 IP is blended with a 4.43 ERA for a combined 4.21 F5 blend. Both offenses show signs of BABIP regression; the Dodgers have been lucky on balls in play, resulting in a -0.14 run reduction, and the Rockies also exhibit lucky BABIP, leading to a -0.23 run regression. The neutral park multiplier of 0.945 also dampens expected offense slightly. Lean: F5 UNDER 5.5 total

How the model decided

Today’s largest divergences from market consensus were primarily shaped by pitching metrics, bullpen dynamics, and BABIP regression. The Detroit-Pittsburgh game saw significant influence from the Pittsburgh Pirates' historically lucky BABIP, which the model regressed downward by 0.44 runs, pulling their projected score down. The expected short outing from Carmen Mlodzinski and the taxed state of both bullpens also played a role in the total and side for that game. For the F5 UNDER in the Dodgers-Rockies game, the model weighted the blended FIPs and ERA projections of both Blake Snell and Tomoyuki Sugano heavily, finding both pitchers more effective in the early innings than implied by the market. Both the Dodgers' and Rockies' offenses also saw downward adjustments due to lucky BABIP, further contributing to the UNDER lean. The "Favorite coming off a blowout win (margin ≥ 5)" system, which has a historical hit rate of 58.2% versus a 57.0% baseline, also fired on one of today's picks, confirming a consistent trend. The model also considered advanced Sabermetric data, systems trends, and other analytics.

How to read this

This analysis presents the SharpSide model's view of today's MLB slate compared to market consensus. It is provided for informational purposes as a betting market analysis, not financial advice.

Projections update after publish. This brief is locked in at the 11:30 am ET refresh, but the model keeps recalculating all day as lineups are posted, weather shifts, pitching changes are announced, and lines move — a side or total highlighted here can flip before first pitch. Always confirm the current number on the live projections page (which locks 30 minutes before each game's first pitch) before placing a bet.