Astros vs. Mariners
Prediction, Odds & Props
Apr 08 | MLB AI Picks

Updated: 2025-04-06T03:31:50.923562ZBy Remi at Leans.AI — AI picks for ATS, ML, OU & props

The Houston Astros and Seattle Mariners are set to face off on April 8, 2025, at T-Mobile Park in Seattle, marking the second game of their three-game series. The Astros, coming off a loss in the series opener, aim to even the series, while the Mariners look to extend their early-season success.

Get key insights, betting trends, and AI-powered predictions to help incorporate into your betting strategies.

AI Sports Betting Algorithm Remi

GAME INFO

Date: Apr 08, 2025

Start Time: 9:40 PM EST​

Venue: T-Mobile Park​

Mariners Record: (4-7)

Astros Record: (4-6)

OPENING ODDS

HOU Moneyline: -115

SEA Moneyline: -104

HOU Spread: -1.5

SEA Spread: +1.5

Over/Under: 7

HOU
Betting Trends

  • The Astros have had a mixed performance against the spread (ATS) in their recent matchups. In their last ten games, they have covered the spread five times, indicating inconsistency in meeting betting expectations. Their moneyline record reflects a 5-5 split, further emphasizing their fluctuating form.

SEA
Betting Trends

  • The Mariners have shown a slightly better ATS record, covering the spread six times in their last ten games. Their moneyline performance stands at 3-7, suggesting challenges in outright victories but occasional success against the spread. This disparity highlights the Mariners’ tendency to outperform expectations despite not always securing wins.

MATCHUP TRENDS

  • The over/under for this game is set at 7 runs, reflecting a cautious approach from bookmakers given both teams’ recent offensive inconsistencies. Historical trends between these teams show a propensity for games to go under the total, with the under hitting in six of their last ten matchups. This trend may influence betting strategies, especially considering the pitchers’ duel expected between Framber Valdez and Luis Castillo.

HOU vs. SEA
Best Prop Bet

  • Remi's searched hard and found the best prop for this matchup: J. Altuve over 0.5 Total Bases.

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Houston vs Seattle Prediction & Odds:
Free MLB Betting Insights for 4/8/25

The April 8, 2025 matchup between the Houston Astros and the Seattle Mariners at T-Mobile Park offers an exciting early-season clash between two teams with championship aspirations. The Astros, coming off a solid 2024 season, have faced some challenges in 2025, particularly with the loss of key players like Justin Verlander and Alex Bregman. Despite these setbacks, the Astros remain one of the most well-rounded teams in baseball, with a potent lineup and one of the best pitching staffs in the league. Led by ace Framber Valdez, who has been a consistent force on the mound, the Astros have the pitching depth to win games in a variety of ways. Offensively, players like Yordan Alvarez and José Altuve continue to anchor the lineup, providing the power and contact hitting needed to compete with any team. However, the Astros have struggled with consistency at times, especially with their lineup’s production, and will need to find a way to generate more offense on the road to stay atop the competitive AL West. On the other hand, the Mariners enter this game with a 4-7 record, facing early-season challenges of their own. The team has struggled with offensive consistency, with star player Julio Rodríguez underperforming so far, which has made it difficult for the Mariners to generate runs. However, Ty France has been a steady presence in the middle of the lineup, and his leadership is vital for the Mariners as they attempt to climb out of their early slump. The Mariners’ pitching, led by ace Luis Castillo, has been solid but not enough to overcome the offensive struggles. Castillo, with his electric fastball and slider, has been the standout for Seattle’s rotation, and he’ll be tasked with keeping the Astros’ powerful lineup at bay.

The Mariners will need more from their bullpen, which has shown some signs of vulnerability in the early part of the season. Defensively, Seattle has been solid but must tighten up in key moments, particularly against a team like the Astros that can capitalize on any mistakes. T-Mobile Park is known for its spacious dimensions and pitcher-friendly atmosphere, which could work to the advantage of both teams’ staffs. The Mariners will likely look to use their home-field advantage to limit Houston’s offensive power and generate more offense of their own. The Astros, however, have the depth and experience to handle any conditions and will aim to rely on their pitching staff to control the game. With Framber Valdez on the mound, the Astros have one of the best groundball pitchers in baseball, which is crucial in preventing extra-base hits at a ballpark like T-Mobile Park. On offense, Houston will need to get production from players like Alvarez and Altuve while also getting contributions from the supporting cast. For the Mariners, Castillo’s ability to limit the Astros’ power hitters will be key to keeping the game close, while the offense will need to step up and provide him with enough run support to secure the victory. This matchup presents an opportunity for both teams to get back on track early in the season. The Astros, despite their challenges, remain a formidable team and will be looking to improve on their early inconsistency, while the Mariners will be seeking a win to break out of their slump. With both teams having top-tier pitching and powerful lineups, this game is sure to be an exciting contest, with the outcome likely depending on which team can execute better in key situations. For the Mariners, finding consistency in both offense and pitching is essential, while for the Astros, it’s about capitalizing on the strengths of their pitching staff and getting timely hits from their offense. A win here would provide much-needed momentum for either team as they look to set the tone for the rest of the season.

Houston Astros MLB Preview

The Houston Astros enter their April 8, 2025 matchup against the Seattle Mariners with the objective of bouncing back from a difficult start to the season and asserting themselves as a top contender in the American League. Despite losing key figures like Justin Verlander and Alex Bregman, the Astros still have a well-rounded squad that can compete with anyone, especially when their pitching is firing on all cylinders. At the helm of their pitching staff is Framber Valdez, whose ability to generate ground balls and dominate hitters with his curveball makes him a key asset in their rotation. Valdez’s consistency on the mound will be crucial for the Astros, as they aim to keep the Mariners’ offense at bay, which has been inconsistent to start the season. Houston’s offense, though potent, has not been as dominant as in previous seasons. Players like Yordan Alvarez and José Altuve need to step up, providing the power and on-base ability that can lead the team to victories. While the Astros’ lineup has its fair share of depth, they have struggled to generate enough runs on the road, something they will need to address if they are to remain in contention in the AL West. The Astros’ defense has been steady, with stars like Altuve providing reliability at second base and a solid outfield anchored by Kyle Tucker. However, the key to their success in this game will be their ability to execute both offensively and defensively in a pitcher’s ballpark like T-Mobile Park. The dimensions of the ballpark play to the advantage of pitchers, so Houston’s offense will need to be patient and work deep counts against Mariners’ ace Luis Castillo, who has the ability to keep hitters off balance with his fastball and slider.

The Astros’ offensive game plan will likely include working Castillo for walks, getting on base, and looking to take advantage of any mistakes in the zone. The Astros’ bullpen, while solid, will also need to show up in late innings, as they have often been relied upon to close out tight games. With closer Ryan Pressly and setup man Rafael Montero, the Astros have the pieces to get the job done, but they must remain sharp against a Mariners team that can capitalize on late-game situations. Defensively, the Astros’ infield, particularly with Alex Bregman’s leadership at third base, will need to stay sharp, particularly against the Mariners’ base-running threats. Although the Mariners have struggled with offensive consistency, they still have the potential to put up runs, especially at home, and Houston’s defense cannot afford to be sloppy. The outfield, led by Tucker, must also stay alert to prevent any extra bases and limit Seattle’s opportunities to extend innings. The Astros’ ability to play solid defense behind Valdez and the rest of their pitchers will be crucial in keeping the Mariners from capitalizing on scoring chances, particularly given T-Mobile Park’s reputation for being a difficult venue for pitchers. For the Astros to leave Seattle with a win, they will need to execute fundamentally sound baseball, maintain pitching depth, and generate consistent offense to back up their stellar rotation. This game represents a crucial opportunity for Houston to regain momentum on the road and demonstrate that they can adapt to early-season challenges.

The Houston Astros and Seattle Mariners are set to face off on April 8, 2025, at T-Mobile Park in Seattle, marking the second game of their three-game series. The Astros, coming off a loss in the series opener, aim to even the series, while the Mariners look to extend their early-season success. Houston vs Seattle AI Prediction: Free MLB Betting Insights for Apr 08. Credit USA TODAY/IMAGN

Credit: USA TODAY/IMAGN

Seattle Mariners MLB Preview

The Seattle Mariners return to T-Mobile Park on April 8, 2025, looking to build on their early-season performance and secure a victory over the Houston Astros. After a tough start with a 4-7 record, the Mariners will be eager to get back on track in front of their home crowd. The team has had its share of struggles, particularly offensively, with Julio Rodríguez underperforming compared to expectations. However, players like Ty France, who has been a steady presence in the middle of the lineup, and the emerging rookie talents, including J.P. Crawford, have shown the potential to turn things around. The Mariners’ offense has been inconsistent, but they have the tools to generate runs, especially at home where the altitude at T-Mobile Park can often favor hitters. The Mariners will need to find ways to capitalize on scoring opportunities, particularly with runners in scoring position, something that has plagued them early in the season. On the mound, the Mariners will look to their ace, Luis Castillo, to deliver a strong outing against the Astros. Castillo, with his electric fastball and sharp slider, is one of the best pitchers in baseball and can dominate any lineup when he’s on. The challenge for Castillo will be keeping the Astros’ potent offense in check, particularly players like Yordan Alvarez and José Altuve.

The Astros have a well-rounded lineup capable of scoring in a variety of ways, so Castillo will need to focus on command and limiting mistakes, especially in the hitter-friendly environment of T-Mobile Park. If Castillo can go deep into the game and give the Mariners a quality start, it will set the tone for the rest of the series. The Mariners’ bullpen, which has been a bit erratic this season, will need to step up and provide support in the later innings. The bullpen’s ability to hold leads, especially against a team like the Astros, will be key to securing the win. Defensively, the Mariners will need to make the most of their home-field advantage by utilizing their outfield’s speed and ability to cover ground. With the dimensions of T-Mobile Park being more favorable to hitters, the Mariners’ defense must remain sharp to avoid giving up extra bases. Players like Brenton Doyle and Julio Rodríguez will be crucial in tracking down balls in the spacious outfield and preventing the Astros from turning base hits into extra-base hits. The infield, anchored by reliable shortstop J.P. Crawford and third baseman Eugenio Suárez, will need to execute on turning double plays and making accurate throws to limit any rallies the Astros may try to put together. The Mariners will also need to be strategic in their approach to base running, using their speed to put pressure on the Astros’ defense, especially in tight games where every run counts. For Seattle to secure a victory, they will need to put together a complete game—capitalizing on offense, executing solid defense, and getting a quality start from Castillo. This is a key opportunity for the Mariners to show their resilience, improve their record, and start gaining momentum in a competitive American League West.

Houston vs. Seattle Prop Picks (AI)

AI algorithm Remi is pouring through tons of datapoints on each team. In fact, anytime the Astros and Mariners play there’s always several intriguing trends to key in on. Not to mention games played at T-Mobile Park in Apr rarely follow normal, predictable patterns.
Remi's searched hard and found the best prop for this matchup: J. Altuve over 0.5 Total Bases.

Houston vs. Seattle Prediction (AI)

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Remi, our AI sports wizard, has been pouring over tons of data from every facet between the Astros and Mariners and using recursive machine learning and kick-ass AI to boil down the data to a single cover probability.

Interestingly enough, the data has been most focused on the linear correlation of emphasis knucklehead sportsbettors often put on Houston’s strength factors between a Astros team going up against a possibly improved Mariners team. Trends look to say the true game analytics appear to reflect a slight lean against one Vegas line specifically.

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Below is our current AI Houston vs Seattle picks, computer picks Astros vs Mariners, best bets, model edges, confidence ratings.

DATE GAME LEAN %WIN UNITS LEVEL
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Astros Betting Trends

The Astros have had a mixed performance against the spread (ATS) in their recent matchups. In their last ten games, they have covered the spread five times, indicating inconsistency in meeting betting expectations. Their moneyline record reflects a 5-5 split, further emphasizing their fluctuating form.

Mariners Betting Trends

The Mariners have shown a slightly better ATS record, covering the spread six times in their last ten games. Their moneyline performance stands at 3-7, suggesting challenges in outright victories but occasional success against the spread. This disparity highlights the Mariners’ tendency to outperform expectations despite not always securing wins.

Astros vs. Mariners Matchup Trends

The over/under for this game is set at 7 runs, reflecting a cautious approach from bookmakers given both teams’ recent offensive inconsistencies. Historical trends between these teams show a propensity for games to go under the total, with the under hitting in six of their last ten matchups. This trend may influence betting strategies, especially considering the pitchers’ duel expected between Framber Valdez and Luis Castillo.

Houston vs. Seattle Game Info

Houston vs Seattle starts on April 08, 2025 at 9:40 PM EST.

Spread: Seattle +1.5
Moneyline: Houston -115, Seattle -104
Over/Under: 7

Houston: (4-6)  |  Seattle: (4-7)

Remi's searched hard and found the best prop for this matchup: J. Altuve over 0.5 Total Bases.. Prices move—always shop for the best number.

The over/under for this game is set at 7 runs, reflecting a cautious approach from bookmakers given both teams’ recent offensive inconsistencies. Historical trends between these teams show a propensity for games to go under the total, with the under hitting in six of their last ten matchups. This trend may influence betting strategies, especially considering the pitchers’ duel expected between Framber Valdez and Luis Castillo.

HOU trend: The Astros have had a mixed performance against the spread (ATS) in their recent matchups. In their last ten games, they have covered the spread five times, indicating inconsistency in meeting betting expectations. Their moneyline record reflects a 5-5 split, further emphasizing their fluctuating form.

SEA trend: The Mariners have shown a slightly better ATS record, covering the spread six times in their last ten games. Their moneyline performance stands at 3-7, suggesting challenges in outright victories but occasional success against the spread. This disparity highlights the Mariners’ tendency to outperform expectations despite not always securing wins.

See our latest MLB picks and odds pages for 2025 to compare prices before you bet.

Houston vs. Seattle Odds

AI algorithm Remi is pouring through loads of data on each player. In fact, anytime the Houston vs Seattle trends are analyzed, there’s always several intriguing trends to key in on. Not to mention games played at extreme hostile environments rarely follow normal, predictable betting trends.

Houston vs Seattle Opening Odds

HOU Moneyline: -115
SEA Moneyline: -104
HOU Spread: -1.5
SEA Spread: +1.5
Over/Under: 7

Houston vs Seattle Live Odds

Games PTS ML SPR O/U
In Progress
Baltimore Orioles
New York Yankees
In Progress
Orioles
Yankees
0
3
+900
-1800
+4.5 (-150)
-4.5 (+115)
O 7.5 (-130)
U 7.5 (+100)
In Progress
St Louis Cardinals
Chicago Cubs
In Progress
Cardinals
Cubs
 
-169
 
-1.5 (+113)
O 9.5 (-113)
U 9.5 (-102)
Sep 27, 2025 3:09PM EDT
Tampa Bay Rays
Toronto Blue Jays
9/27/25 3:09PM
Rays
Blue Jays
+147
-163
+1.5 (-143)
-1.5 (+127)
O 8.5 (-102)
U 8.5 (-113)
Sep 27, 2025 4:05PM EDT
Chicago White Sox
Washington Nationals
9/27/25 4:05PM
White Sox
Nationals
-105
-105
+1.5 (-207)
-1.5 (+181)
O 8.5 (-110)
U 8.5 (-104)
Sep 27, 2025 4:06PM EDT
Colorado Rockies
San Francisco Giants
9/27/25 4:06PM
Rockies
Giants
+201
-225
+1.5 (-103)
-1.5 (-111)
O 8 (-104)
U 8 (-110)
Sep 27, 2025 4:11PM EDT
New York Mets
Miami Marlins
9/27/25 4:11PM
Mets
Marlins
-131
+119
-1.5 (+127)
+1.5 (-143)
O 8 (-102)
U 8 (-113)
Sep 27, 2025 4:11PM EDT
Detroit Tigers
Boston Red Sox
9/27/25 4:11PM
Tigers
Red Sox
+107
-118
+1.5 (-190)
-1.5 (+166)
O 8.5 (-107)
U 8.5 (-107)
Sep 27, 2025 6:05PM EDT
Minnesota Twins
Philadelphia Phillies
9/27/25 6:05PM
Twins
Phillies
+184
-205
+1.5 (-112)
-1.5 (-102)
O 8.5 (-110)
U 8.5 (-104)
Sep 27, 2025 7:11PM EDT
Cincinnati Reds
Milwaukee Brewers
9/27/25 7:11PM
Reds
Brewers
+114
-126
+1.5 (-185)
-1.5 (+162)
O 8 (-107)
U 8 (-107)
Sep 27, 2025 7:15PM EDT
Pittsburgh Pirates
Atlanta Braves
9/27/25 7:15PM
Pirates
Braves
+150
-166
+1.5 (-141)
-1.5 (+125)
O 8 (-102)
U 8 (-113)
Sep 27, 2025 7:16PM EDT
Texas Rangers
Cleveland Guardians
9/27/25 7:16PM
Rangers
Guardians
+125
-138
+1.5 (-183)
-1.5 (+161)
O 7 (-118)
U 7 (+103)
Sep 27, 2025 8:40PM EDT
Arizona Diamondbacks
San Diego Padres
9/27/25 8:40PM
Diamondbacks
Padres
+122
-135
+1.5 (-177)
-1.5 (+156)
O 7.5 (-116)
U 7.5 (+101)
Sep 27, 2025 9:39PM EDT
Houston Astros
Los Angeles Angels
9/27/25 9:39PM
Astros
Angels
-138
+125
-1.5 (+117)
+1.5 (-132)
O 9 (-107)
U 9 (-107)
Sep 27, 2025 9:41PM EDT
Los Angeles Dodgers
Seattle Mariners
9/27/25 9:41PM
Dodgers
Mariners
+104
-115
+1.5 (-209)
-1.5 (+182)
O 7 (-113)
U 7 (-102)
Sep 27, 2025 10:05PM EDT
Kansas City Royals
Oakland Athletics
9/27/25 10:05PM
Royals
Athletics
+107
-118
+1.5 (-190)
-1.5 (+166)
O 10 (-114)
U 10 (-101)

MLB Past Picks

Remi—our in-house AI—prices every game and prop using multi-season priors, tempo/efficiency, injury/usage signals, and market movement.
We publish fair prices, recommended “buy-to” numbers, and confidence so you can bet prices, not teams.

This preview covers Houston Astros vs. Seattle Mariners on April 08, 2025 at T-Mobile Park.
Odds shown reflect widely available numbers and may update closer to kickoff.

Want more? Check live edges, player props, and line moves on our MLB odds pages, and compare prices before you place a bet.

    LEAN     %WIN     UNITS RESULT
ARI@SD SD -131 57.3% 4 WIN
DET@BOS BOS -115 56.4% 5 WIN
NYM@CHC NYM -110 54.1% 3 WIN
HOU@ATH ATH +118 50.8% 4 WIN
NYM@CHC OVER 7 54.5% 3 WIN
STL@SF OVER 7.5 55.9% 5 LOSS
KC@LAA TYLER TOLBERT UNDER 1.5 BASES 54.4% 4 WIN
MIL@SD UNDER 9 54.7% 4 WIN
MIA@PHI KYLE SCHWARBER OVER 1.5 HITS+RUNS+RBIS 53.3% 3 WIN
WAS@NYM OVER 8.5 56.1% 6 LOSS
LAA@COL COL +108 50.5% 3 WIN
TOR@KC UNDER 9 54.7% 4 LOSS
SEA@KC KC +1.5 62.3% 5 LOSS
NYY@MIN OVER 9 55.1% 4 WIN
MIA@COL OVER 10.5 55.0% 4 WIN
MIA@COL AGUSTIN RAMIREZ OVER 1.5 HITS+RUNS+RBIS 54.3% 4 WIN
SEA@KC BOBBY WITT UNDER 0.5 SINGLES 54.4% 4 LOSS
PHI@LAD LAD -113 54.7% 4 LOSS
NYY@BOS OVER 7.5 54.3% 3 WIN
KC@PHI PHI -130 58.3% 4 WIN
LAD@SF OVER 7.5 54.7% 4 LOSS
NYM@PHI PHI -122 55.6% 4 WIN
KC@CLE KC -104 52.0% 3 WIN
CIN@SD JAKE CRONEWORTH OVER 0.5 HITS 53.1% 3 WIN
WAS@MIA MIA -123 55.2% 4 LOSS
LAA@KC UNDER 9.5 54.9% 3 WIN
TEX@ARI UNDER 9 54.2% 4 WIN
SF@COL UNDER 11.5 56.4% 6 LOSS
SF@COL RAFAEL DEVERS OVER 1.5 BASES 56.1% 6 WIN
MIA@WAS WAS -110 54.4% 4 WIN
NYM@DET OVER 8.5 54.5% 4 WIN
TEX@ARI UNDER 9.5 56.4% 6 WIN
TEX@ARI ALEJANDRO OSUNA UNDER 1.5 BASES 54.1% 4 LOSS
ATL@CHC CHC -116 55.1% 3 WIN
PHI@MIL OVER 8.5 55.0% 3 WIN
ARI@LAD SHOHEI OHTANI OVER 2.5 BASES 54.2% 4 WIN
SEA@CLE CLE +1.5 57.2% 3 WIN
CHC@SF CHC -105 54.1% 4 LOSS
NYY@CHW RYAN MCMAHON OVER 0.5 BASES 54.1% 4 WIN
PHI@NYM OVER 8.5 55.6% 4 LOSS
LAA@TEX LOGAN OHOPPE OVER 1.5 HITS+RUNS+RBIS 54.1% 4 LOSS
KC@CHW KC -109 54.2% 4 WIN
SD@SEA DYLAN CEASE OVER 16.5 OUTS 53.9% 3 LOSS
SD@SEA UNDER 8.5 54.4% 4 LOSS
MIN@TOR JOE RYAN UNDER 2.5 EARNED RUNS 54.1% 4 LOSS
SF@MIL MIL +100 54.0% 6 LOSS
TOR@MIA MIA +1.5 62.0% 6 WIN
CHC@LAA OVER 9.5 54.9% 4 LOSS
BOS@NYY CARLOS RODON UNDER 4.5 HITS ALLOWED 54.2% 4 WIN
KC@DET DET -115 56.1% 5 WIN
CHC@LAA LAA +1.5 57.6% 5 LOSS