• On October 2, the team recalledJustin Garza,Bryan Mata,Joe Jacques,Logan Gillaspie,Zack Weiss,Brandon Walter, andDavid Hamilton (baseball) from theWorcester Red Sox. The team activatedTriston Casas andLuis Urías from the 10-day injured list; as well asJames Paxton (baseball),Chris Martin (baseball) andJoely Rodríguez from the 15-day injured list.^[12]
• On October 9, the team dismissedpitching coachDave Bush andthird-base coach / infield coachCarlos Febles.^[13]
• On October 13, pitcherKaleb Ort was claimed off waivers by theSeattle Mariners.^[14]
• On October 14, the team signed pitcher Merlin Bido to a minor league contract.^[15]
• On October 23, the team signed pitcher Adam Bates to a minor league contract.^[16]
• On October 25, the team announced the hiring ofCraig Breslow, a former MLB pitcher who was a member of Boston's2013 World Series championship team, as the team's new Chief Baseball Officer.^[17] He succeededChaim Bloom, who was fired in September 2023 along with the removal ofBrian O'Halloran asgeneral manager.^[18]
• On October 30, the team signed pitcher Dariel Morillo to a minor league contract.^[19]

• On November 1, the team signed outfielderMark Contreras to a minor league contract.^[20]
• On November 2,Adam Duvall,Adalberto Mondesí, andJames Paxton elected to become free agents.^[21]
• On November 3, the team announced thatJustin Turner declined his 2024 player option,^[22] and the Red Sox declined their 2024 club option forCorey Kluber.^[23]
  • Turner signed a one-year contract with theToronto Blue Jays in late January.^[24]
• On November 4, the team declined their 2024 option forJoely Rodríguez.^[25]
• On November 6, the team signed pitcher Jeremy Pena to a minor league contract. The team activated pitcherWyatt Mills and second basemanJarren Duran from the 60-day injured list; pitchersCorey Kluber,Justin Garza,Joely Rodríguez, and third basemanJustin Turner elected free agency.^[26]
• On November 13, the team signed pitcher Jeison Payano to a minor league contract.^[27]
• On November 14, the team selected the contracts of pitchers Wikelman Gonzalez from thePortland Sea Dogs andLuis Perales fromGreenville Drive.^[28]
• On November 15, theSan Diego Padres claimed pitcherLogan Gillaspie off waivers from theRed Sox.^[29]
• On November 16, the signed pitcher Luis Cabrera; the team also signed Helcris Olivarez to a minor league contract.^[30]
• On November 17, the team traded infielderLuis Urías to theSeattle Mariners for pitcherIsaiah Campbell, and declined to tender an offer to pitcherWyatt Mills.^[31] Mills did not play for the team during 2023 due to injury; after briefly being a free agent, he was re-signed by the Red Sox to a two-year minor-league contract.^[32]
  • As of the non-tender deadline, the team had 37 players on their40-man roster, intending to offer contracts for the 2024 season to 29 players along with the eight already under contract:Rafael Devers,Kenley Jansen,Chris Martin,Rob Refsnyder,Chris Sale,Trevor Story,Garrett Whitlock, andMasataka Yoshida.^[31]
• On November 21, the team hired former pitcherAndrew Bailey as pitching coach.^[33]
• On November 22, team signed pitcher Jorge Benetiz to a minor league contract.^[34]

• On December 5, the team traded outfielderAlex Verdugo to theNew York Yankees for major-league pitcherGreg Weissert and minor-league pitchersRichard Fitts and Nicholas Judice.^[35]
• On December 6, theNational Baseball Hall of Fame and Museum announced longtime Red Sox radio broadcasterJoe Castiglione as the recipient of the 2024Ford C. Frick Award.^[36]
• On December 6, the team sent pitcher Ryan Ammons and cash to theNew York Mets in exchange for pitcherJustin Slaten.^[37] Slaten was a Rule 5 pick from the Texas Rangers.
• On December 8, the team acquired outfielderTyler O'Neill from theSt. Louis Cardinals in exchange for pitchersNick Robertson and Victor Santos.^[38]
• On December 9, the team signed catcher Alexander Mambel and pitcherCharlie Zink to minor league contracts.^[39]
• On December 11, the team invited non-rostees Helcris Olivarez,Frank German,Eddy Alvarez, Jorge Benitez, andCam Booser to Spring Training. The team also signed second basemanJamie Westbrook to a minor league contract and invited him to Spring Training.^[40]
• On December 13, the team signed free agent pitcherCooper Criswell to a one-year, $1 million contract.^[41]
• On December 14, the team signed catcherRoberto Pérez to a minor league contract.^[42]
• On December 18, the team announced that three former players would be inducted to theBoston Red Sox Hall of Fame in May:Trot Nixon,Jonathan Papelbon, andDustin Pedroia, the latter of which had already been announced as an inductee during his 2021 retirement ceremony.^[43]
• On December 19, the team hired formerNew York Yankees hitting coachDillon Lawson as a hitting coordinator with a focus on the clubs upper minor-leaguers.^[44]
• On December 21, the team signed catcherMark Kolozsvary to a minor league contract.^[45]
• On December 30, the team sent pitcherChris Sale and cash to theAtlanta Braves for infielderVaughn Grissom.^[46]

• On January 2, the team claimed pitcherMax Castillo off waivers from theKansas City Royals.^[47]
• On January 3, the team signed free agent pitcherLucas Giolito to a one-year contract, with a player option after the first season—in a corresponding move, pitcherMauricio Llovera wasdesignated for assignment.^[48] A week later, Llovera was claimed off waivers by theSeattle Mariners.^[49]
• On January 11, the team agreed to one-year contracts with four players, avoiding arbitration: pitchersNick Pivetta andJohn Schreiber, outfielderTyler O'Neill, and catcherReese McGuire.^[50]
• On January 15, the team signed Edwin Darville, Jorge Rodriguez, Felix Belisario, Jhiancarlos Diaz, Efren Teran, Juan Medina, Anderson Fermin, Gilbel Galvan, Justin Gonzales, John Alcantara, Emanuel Reyna, Madinson Frias, Kenyon Simmons, Cesar Muzziotti, Abis Prado, Yander Bonaci, Alexander Alzi, Jesus Travieso, Givian Sirvania, Jomar Fernandez, Enddy Azocar, Wilfre Hernandez, Shnaider Rojas, Justim Sojo, Ilam Fernandez, Moises Bolivar, Josue Brito, Tavano Baker, Angel Luis, Miguel Rivera, Rafi Montesino, Christopher Alvarado, Yahir Pena, Carlos Carrasquel, Samuel Arroyo, Davinson Reyes, Yoandys Veraza, Vladimir Asencio, Jhoan Peguero, Jose Golindano, Yohandry Gonzalez, Jesus Lugo, Avinson Pinto, Tejahri Wilson, and Edwin Brito to minor league contracts.^[51]
• On January 18, the team named its coaching staff for the 2024 season: the only changes (outside of previously announced moves) were the naming ofKyle Hudson as third base coach andAndy Fox as first base coach.^[52]
• On January 24, the team signed pitcher Melvin Adon to a minor league contract.^[53]
• On January 26, the team invitednon-rostees Alex Hoppe, Justin Hagenman, Corey Rosier,Andrew Politi,Chase Shugart,Nathan Hickey, Chase Meridoth,Luis Guerrero, Stephen Scott,Nick Sogard, andNick Yorke to Spring Training.^[54]
• On January 31, the team claimedutility playerRomy González off waivers from theChicago White Sox; in a corresponding move, pitcherZack Weiss was designated for assignment.^[55] Weiss was later claimed off waivers by theMinnesota Twins.^[56] In addition, the team signed ShortstopJoe Dunand to a minor league contract.^[57]

• On February 2, the team acquired catcherTyler Heineman from theNew York Mets for cash considerations; in a corresponding move, the team designated pitcherMax Castillo for assignment.^[58] Castillo was later claimed off waivers by thePhiladelphia Phillies.^[56] The team also signed pitcherMichael Fulmer to a minor league contract.^[59] Furthermore, former Red Soxgeneral managerTheo Epstein joinedFenway Sports Group as a senior advisor.^[60]
• On February 4, the team signed pitcher Cooper Adams to a minor league contract.^[61]
• On February 6, the team signed shortstopDalton Guthrie to a minor league contract.^[62]
• On February 8, the team added Melvin Adón,Joe Dunand, andDalton Guthrie to the team'sSpring Training roster.^[63]
• On February 9, the team signed pitcherLucas Luetge to a minor league contract.^[64]
• On February 12, the team added pitcherLucas Luetge to the club'sSpring Training roster as a non-roster invitee.^[65]
• On February 17, the team traded relief pitcherJohn Schreiber to theKansas City Royals in exchange for minor-league starting pitcher David Sandlin.^[66]
• On February 20, the team signed free-agent relief pitcherLiam Hendriks to a two-year contract; due toTommy John surgery performed in August 2023, the timeline for Hendriks to pitch for the team was estimated to be after the All-Star break.^[67] The team also signed pitcher Jason Alexander to a minor league contract.^[68]
• On February 23, Phillip Sikes, Brian Van Belle, Karson Simas, Jordan DiValerio,Matthew Lugo, Nathan Landry,Chih-Jung Liu,Christian Koss, Zach Penrod,Alex Binelas,Niko Kavadas, Allan Castro,Nick Decker, Tyler McDonough, Juan Chacon,Blaze Jordan, Eddinson Paulino, and Zach Fogell were assigned to the team. The team also signed pitcherJoely Rodríguez to a minor league contract and invited him to Spring Training.^[69]
• On February 24, Nate Tellier, Brendan Cellucci, Ryan Zeferjahn, Dylan Spacke, and Andy Lugo were assigned to the team.^[70]
• On February 25, Cody Scroggins,Francis Hernandez,Elih Marrero, Kelvin Diaz, Theo Denlinger,Max Ferguson, Kristian Campbell, Tyler Miller,Mickey Gasper, Ahbram Liendo,Roman Anthony, Garrett Ramsey, Gabriel Jackson, Matt Donian, andKyle Teel were assigned to the team.^[71]
• On February 26, pitchersJacob Webb andNoah Song were assigned to the team.^[72]
• On February 27, pitcher Reidis Sena was assigned to the team.^[73]
• On February 28, catcherJuan Montero and third baseman Angel Pierre were assigned to the team.^[74]

• On March 1, second baseman Drew Ehrhard was assigned to the team.^[75]
• On March 2, pitchers Jason Alexander and Juan Daniel Encarnacion were assigned to the team, as were shortstops Luis Ravelo and Cutter Coffey.^[76]
• On March 3, the team addedC. J. Cron to the club's 2024Spring Training roster as a non-roster invitee.^[77] Furthermore, pitcher Cade Feeney was assigned to the team.^[78]
• On March 6, the team optioned pitcherBrandon Walter to theWorcester Red Sox. Shortstop Daniel McElveny was assigned to the team.^[79] Furthermore, the team reassignedMelvin Adón,Franklin German,Alex Hoppe,Helcris Olivarez,Nathan Hickey, and Stephen Scott to minor league camp.^[80]
• On March 7, the team signed a six-year contract with pitcherBrayan Bello with a club option for 2030.^[81] The team also reassignedChase Meidroth,Corey Rosier, andJoe Dunand to minor league camp.^[82]
• On March 8, the team optioned pitchersWikelman González andLuis Perales to theWorcester Red Sox.^[83]
• On March 11, the team signed one-year contracts with 25 players:Wilyer Abreu,Brennan Bernardino,Isaiah Campbell,Triston Casas,Kutter Crawford,Bobby Dalbec,Jarren Duran,Romy Gonzalez,Wikelman González,Vaughn Grissom,David Hamilton,Tanner Houck,Joe Jacques,Zack Kelly,Bryan Mata,Chris Murphy,Luis Perales,Ceddanne Rafaela,Pablo Reyes,Justin Slaten,Enmanuel Valdez,Brandon Walter,Greg Weissert,Josh Winckowski, andConnor Wong.^[84] The team also reassigned pitchersLuis Guerrero andAndrew Politi to minor league camp.^[85] ShortstopMarcelo Mayer and pitcher Robert Kwiatkowski were assigned to the team.^[86]
• On March 12, pitcher Felix Cepeda and catcher Ronald Rosario were assigned to the team.^[87]
• On March 14, pitcher Jonathan Brand and outfielder Albert Feliz were assigned to the team. In addition, Pitcher Bryce Bonnin signed a minor league contract with the team.^[88]
• On March 15, left fielder Jhostynxon Garcia was assigned to the team.^[89]
• On March 17, pitcher Conor Steinbaugh signed a minor league contract with the team. Outfielders Gilberto Jiminez and Eduardo Lopez were assigned to team as were pitchers Cooper Adams, Max Carlson, and Isaac Stebens.^[90]
• On March 18, the team optioned catcherTyler Heineman and pitcherJoe Jacques to theWorcester Red Sox. The team also assignedJustin Hagenman,Chase Shugart, Jorge Benitez,Cam Booser,Nick Sogard,Jamie Westbrook,Nick Yorke, andDalton Guthrie to minor league camp.^[91] PitcherWyatt Olds is also assigned to the team.^[92]
• On March 21, the team optionedDavid Hamilton andRomy González to theWorcester Red Sox.^[93]
• On March 22, the team optioned pitchersCooper Criswell andZack Kelly as well as third basemanRomy González and shortstopDavid Hamilton to theWorcester Red Sox; catcherEnderso Lira, pitcherJeremy Wu-Yelland, and right fielderMiguel Ugueto are assigned to the team.^[94]
• On March 23, outfielder Bryan Gonzalez is assigned to the team.^[95]
• On March 24, the team signed free-agent pitcherChase Anderson to a one-year, $1.25 million contract.^[96] In a corresponding move, Lucas Giolito was placed on the 60-dayinjured list.^[96] Furthermore, pitchersCaleb Bolden andChristopher Troye were assigned to the team.^[97]
• On March 24, the team announced that relief pitcherJoely Rodríguez would be added to the Opening Day roster, and the team released first basemanC. J. Cron—both had been non-roster invitees during spring training.^[98]
• On March 25, the team optioned pitcherBrennan Bernardino to theWorcester Red Sox. PitcherRichard Fitts is assigned to the team.^[99] The team also released outfielder Gilberto Jiminez.^[100]
• On March 27, the team traded shortstopChristian Koss to theSan Francisco Giants.^[101]
• On March 28, the team acquired pitcherNaoyuki Uwasawa from theTampa Bay Rays for cash considerations.^[102]
• On March 28, The team selected the contract ofNaoyuki Uwasawa from theWorcester Red Sox and assigned him to theFCL Red Sox. The team select the contract ofJoely Rodríguez from theWorcester Red Sox. PitcherChris Murphy placed on the 60-day injured list. 2BRob Refsnyder and SSVaughn Grissom placed on the 10-day injured list retroactive to March 25. PitcherBryan Mata placed on the 15-day injured list retroactive to March 25.^[103]

On March 22, the team announced that thepitching rotation to begin the season would be:Brayan Bello,Nick Pivetta,Kutter Crawford,Garrett Whitlock, andTanner Houck.^[115]

March 28–March 31, atSeattle Mariners

Facing the Mariners in Seattle to open the season, the Red Sox won, 6–4.Tyler O'Neill homered in his fifth consecutive Opening Day game, setting a major-league record.^[116][117]Rafael Devers also homered. Starting pitcherBrayan Bello allowed two runs on five hits in five innings, while recording two strikeouts, and earned the win.Kenley Jansen pitched a scoreless ninth inning for asave.^[118] Boston lost the second game of the series, 1–0. StarterNick Pivetta held the Mariners to one run on three hits in six innings, but allowed a home run toJ. P. Crawford and took the loss. Each team was held to four hits.^{[119][120][121]} The third game of the series went into extra innings after being tied, 1–1, through regulation. The Red Sox scored twice in the top of the 10th inning, but allowed three runs in the bottom of the inning for a 4–3 loss. StarterKutter Crawford allowed oneunearned run on three hits in six innings.Joely Rodríguez, the fourth of five Boston relievers, allowed three runs on two hits and took the loss.Ceddanne Rafaela had two hits and scored twice.^{[122][123][124]} The Red Sox earned a series split with a 5–1 win on Sunday. StarterGarrett Whitlock earned the win after allowing one run on three hits in five innings. RookieJustin Slaten pitched the final2+1⁄3 innings and earned his first major-league save. O'Neill was 2-for-3, including a home run.Enmanuel Valdez had a three-run homer.^{[125][126][127]}

Red Sox split the series 2–2 (14–10 runs)

April 1–April 3, atOakland Athletics

The Red Sox opened a three-game series in Oakland with a 9–0 victory. StarterTanner Houck held the A's to three hits in six innings and earned the win.Chase Anderson allowed only one hit in the final three innings and recorded asave.Jarren Duran had three hits and three stolen bases.^[128][129] The middle game of the series was tied, 4–4, after nine innings. After a scoreless 10th inning, Boston pushed across a run in the top of the 11th, then held Oakland scoreless in the bottom of the inning for a 5–4 win. StarterBrayan Bello had ano decision after allowing four runs on five hits in five innings. Five relievers then combined to pitch six scoreless innings, withJosh Winckowski earning the win.Trevor Story had three hits and two RBIs. Duran had another stolen base.^[130][131] Boston completed the series sweep with a 1–0 win, the only run of the game being driven in byEnmanuel Valdez. Duran had four hits. StarterNick Pivetta earned the win after allowing five hits in five innings.Kenley Jansen earned thesave.^[132][133]

Red Sox won the series 3–0 (15–4 runs)

April 5–April 7, atLos Angeles Angels

Boston opened a three-game series in Los Angeles with an 8–6 win. StarterKutter Crawford had ano decision after allowing one run on two hits in4+2⁄3 innings. The Red Sox then used six relief pitchers, withChris Martin getting the win andKenley Jansen earning thesave.Tyler O'Neill had three hits, including two home runs.Jarren Duran,Triston Casas, andReese McGuire also homered.^[134][135]Trevor Story left the game in the fourth inning after apparently suffering a shoulder injury while attempting to field a ball hit byMike Trout.^[136] Story was placed on theinjured list the next day.^[137] The middle game of the series was a 2–1 win by Los Angeles. Duran drove in a run to give Boston an early lead, but relieverGreg Weissert allowed two runs (both unearned) in the sixth inning and took the loss. StarterGarrett Whitlock held the Angels to four hits in4+1⁄3 innings.^{[138][139][140]} The Red Sox won the final game of the series, 12–2. StarterTanner Houck held the Angels scoreless on four hits in six innings, and earned the win.Chase Anderson allowed two runs on four hits in the final three innings and recorded a save. Four different Boston batters each had two hits. McGuire had five RBIs, three coming on a home run. O'Neill,Rafael Devers, andDavid Hamilton also homered.^{[141][142][143]}

Red Sox won the series 2–1 (21–10 runs)

April 9–April 11, vs.Baltimore Orioles

The Red Sox played their home opener atFenway Park on April 9. Before the game, the Red Sox celebrated the 20th anniversary of their2004 World Series-winning team, which broke the 86-year championship drought known as the "Curse of the Bambino". The pregame ceremony was also in memory of three players and executives from that team and their family members who had since passed away: knuckleball pitcherTim Wakefield, who had died of brain cancer on October 1 at the age of 57, Wakefield's wife Stacy, who had died of pancreatic cancer on February 29 at the age of 53, and former team President/CEOLarry Lucchino, who had died of heart failure on April 2 at the age of 78. Tim and Stacy's children – their son Trevor and daughter Brianna – led the 2004 team in from left field, and Brianna threw theceremonial first pitch toJason Varitek, the current catching coach and game planning coordinator who was the captain and catcher of the 2004 team.^[144][145]

Boston lost their 2024 home opener atFenway Park, 7–1. The Red Sox jumped out to a first inning lead thanks to another home run fromTyler O'Neill, but errors byJarren Duran andDavid Hamilton contributed to the Orioles scoring seven unanswered runs. Bello, who took the loss, threw 89 pitches over5+1⁄3 innings of work, giving up one earned and two unearned runs with three strikeouts.^{[146][147][148]}

Boston lost the second game against Baltimore, 7–5. Boston took the lead as they scored one run in the third inning on a fly ball by O’Neill that was misplayed and added two more in the fourth on aConnor Wong single.Triston Casas hit a two-run home run into theGreen Monster seats in the bottom of the fifth. StarterKutter Crawford earned his second no decision of the season after throwing five shutout innings with six strikeouts and four walks.Isaiah Campbell allowed four consecutive hits and three runs after relieving Crawford.Chris Martin threw twowild pitches in the seventh inning, giving up four runs, including a three-run home run as he took the loss. The consensus number-one prospect in baseball,Jackson Holliday, made his MLB debut for Baltimore, going 0-for-4 with an RBI. Former Red Sox closerCraig Kimbrel earned the save for Baltimore.^{[149][150][151]}

Boston lost the third game against Baltimore, 9–4 in 10 innings, suffering their first sweep of the season. Boston again took an early lead, going up 2–0 in the first inning off of a groundout fromMasataka Yoshida and a double fromWilyer Abreu. Baltimore got a run back in the fifth inning thanks to aColton Cowser home run.Anthony Santander hit a two-run home run off ofGreg Weissert in the eighth inning afterDavid Hamilton failed to touch second base on what would have been an inning-ending double play.Connor Wong hit a deep home run in the bottom of the inning to tie the game and send it to extra innings.Reese McGuire was ejected from the game after arguing balls and strikes, leading to the Red Sox giving up thedesignated hitter and clearing their injury-depleted bench as the 10th inning started.Gunnar Henderson hit a two-run home run, and the Orioles added four more runs to take a 9–3 lead. Duran hit a double to score a consolation run.Craig Kimbrel earned the win, whileIsaiah Campbell took the loss.^{[152][153][154]}

Red Sox lost the series 0–3 (10–23 runs)

April 12–April 14, vs.Los Angeles Angels

A three-game series hosting the Angels began with a 7–0 loss for the Red Sox, who were held to three hits. StarterTanner Houck allowed seven runs (four earned) on 12 hits in5+2⁄3 innings. Boston's infielders committed threeerrors in the first three innings.^{[155][156][157]} The Red Sox won the middle game of the series, 7–2, powered by 11 hits including a home run byTriston Casas.Cooper Criswell was called up fromWorcester to make his first start for Boston, and allowed two runs on five hits in four innings.Greg Weissert, the first of three Boston relievers, pitched two innings and earned the win.^{[158][159][160]} Boston won the final game of the series, played on Sunday afternoon, 5–4. StarterBrayan Bello earned the win after allowing two runs on six hits in5+1⁄3 innings.Kenley Jansen allowed one run in the ninth inning but closed out the game for asave, striking outLuis Rengifo andMike Trout with runners on second and third. Casas,Tyler O'Neill, andMasataka Yoshida each homered.^{[161][162][163]}

Red Sox won the series 2–1 (12–13 runs)

April 15–April 18, vs.Cleveland Guardians

The opener of a four-game home series facing the Guardians, which coincided with the2024 Boston Marathon, was a 6–0 win for Cleveland. Boston was limited to three hits. StarterKutter Crawford had ano decision after allowing no runs on two hits in5+2⁄3 innings. RelieverBrennan Bernardino took the loss.^{[164][165][166]}Tyler O'Neill left the game after colliding withRafael Devers while trying to catch a pop up; O'Neill later received eight stitches to close a cut.^[167] The Guardians won the second game of the series, 10–7 in 11 innings. StarterGarrett Whitlock had a no decision after allowing two runs on three hits in four innings. Boston was unable to hold a 6–5 lead in the ninth inning, asKenley Jansen allowed a run on three hits for ablown save.Josh Winckowski, the last of six Red Sox relievers, took the loss after allowing three runs (two earned) on two hits in the 11th inning.Connor Wong,Triston Casas, andEnmanuel Valdez each homered.^{[168][169][170]} In need of a win to avoid losing the series, the Red Sox sentTanner Houck to the mound in Game 3 against Cleveland. Houck twirled acomplete game shutout—the first by a Red Sox pitcher sinceNathan Eovaldi on October 4, 2022 (a rain-shortened five-inning contest)^[171]—while striking out 10 batters and allowing only three hits.Pablo Reyes scored from third base on abalk,Connor Wong hit a solo home run, and that was all the offense Boston required for a 2–0 win in a contest that took just 1 hour and 49 minutes.^{[172][173][174]} On Thursday afternoon, Boston was unable to split the series, losing the finale by a 5–4 score. No Red Sox batter had more than one hit;Jarren Duran had two RBIs.OpenerBrennan Bernardino held Cleveland hitless in two innings of work.Cooper Criswell then allowed four runs (one earned) on three hits in2+1⁄3 innings and took the loss.^{[175][176][177]}

Red Sox lost the series 1–3 (13–21 runs)

April 19–April 21, atPittsburgh Pirates

The Red Sox opened a three-game series in Pittsburgh with an 8–1 win.Wilyer Abreu andTriston Casas had first-inning home runs;Ceddanne Rafaela andRob Refsnyder also homered. StarterBrayan Bello earned the win after limiting the Pirates to one hit in six innings.Cam Booser made his major-league debut, allowing one hit and one run in the ninth inning.^{[178][179][180]} Boston won the second game of the series, 4–2. StarterKutter Crawford earned the win after allowing one run on seven hits in six innings.Kenley Jansen earned his fifthsave of the season, and 425th of his career, passingJohn Franco for sole possession of fifth place on themajor-league all-time list.^[181]Masataka Yoshida had three hits including a home run.^{[182][183][184]} Boston completed the series sweep with a 6–1 win on Sunday afternoon. StarterJosh Winckowski allowed one run on three hits in3+1⁄3 innings and had ano decision.Justin Slaten, the third of four Red Sox relievers, pitched two scoreless innings and earned the win. Abreu had three hits and two RBIs.^{[185][186][187]}

Red Sox won the series 3–0 (18–4 runs)

April 23–April 25, atCleveland Guardians

A three-game road series in Cleveland began with a 4–1 loss. Boston starterTanner Houck fell to 3–2 on the season after allowing two runs on five hits in six innings. The only Red Sox run came on a seventh-inning home run byWilyer Abreu.Rob Refsnyder had three hits.^{[188][189][190]} The Red Sox collected 16 hits in the middle game of the series en route to an 8–0 victory. StarterCooper Criswell earned the win after limiting the Guardians to three hits in five innings.Connor Wong had two home runs,Rafael Devers homered, and Abreu had four hits.^{[191][192][193]} Cleveland took the final game of the series, 6–4, largely due to a five-run second inning. BostonopenerChase Anderson allowed five runs on three hits in1+2⁄3 innings and took the loss.Devers had three hits.^{[194][195][196]}

Red Sox lost the series 1–2 (13–10 runs)

April 26–April 28, vs.Chicago Cubs

The Red Sox opened a three-game series hosting the Cubs with a 7–1 loss. Boston's only run came via a home run byTyler O'Neill. StarterKutter Crawford took the loss after allowing four runs (three earned) on 10 hits in six innings.^{[197][198][199]} The middle game of the series saw the Red Sox collect 21 hits in a 17–0 victory.Ceddanne Rafaela homered and had seven RBIs,Masataka Yoshida had four hits, and O'Neill had three hits including a home run. StarterJosh Winckowski left after three innings; the win went toJustin Slaten, the second of four Boston relievers. Both teams usedposition players to pitch late in the game. It was the most runs scored in a shutout by the Red Sox since an 18–0 win over the1954 Philadelphia Athletics.^[200][201] Televised onSunday Night Baseball, Boston won therubber match, 5–4, on a walk-off single by O'Neill.^[202] StarterTanner Houck allowed one run on four hits in6+2⁄3 innings and had ano decision. The win went toKenley Jansen, who retired the side in order in the top of the ninth.Jarren Duran had a two-run triple in the sixth inning and scored the game-winning run in the ninth.^{[203][204][205]}

Red Sox won the series 2–1 (23–11 runs)

April 30, vs.San Francisco Giants

The Red Sox opened a three-game home series against the Giants with a 4–0 win. StarterCooper Criswell earned the win after holding San Francisco to two hits in five innings.Jarren Duran andWilyer Abreu each had three hits.^{[206][207][208]}

Boston exited April with a 17–13 record, in third place of theAmerican League East,2+1⁄2games behind the Orioles.^[209]

The Red Sox entered May in third place of theAmerican League East, with a record of 17–13, having just defeated the Giants in the opener of a three-game series.

May 1–May 2, vs.San Francisco Giants (cont'd)

The Red Sox won the second game of the series, 6–2, to secure the series win.^[210] StarterKutter Crawford earned the win after holding San Francisco to four hits and two runs in seven innings.Connor Wong had three hits andJarren Duran had an RBI triple.Dominic Smith collected an RBI single in his Red Sox debut.^{[211][212][213]} San Francisco took the final game of the series, 3–1.^[214] Boston was limited to four hits, with the team's only run coming on an RBI double byTyler O'Neill that scoredRafael Devers. StarterJosh Winckowski had a no decision after allowing one run on two hits in4+1⁄3 innings.Zack Kelly took the loss after giving up two runs on four hits in2⁄3 of an inning.Zack Short made his Red Sox debut and struck out twice.Naoyuki Uwasawa made his MLB debut and held the Giants hitless in the final two innings.^{[215][216][217]}

Red Sox won the series 2–1 (11–5 runs)

May 3–May 5, atMinnesota Twins

The Red Sox suffered a 5–2 loss in the opener of a three-game series in Minnesota. StarterTanner Houck fell to 3–3 on the season after allowing four runs (three earned)^[218] on six hits in six innings.Rafael Devers drove in both Boston runs and had two of the team's four hits.^{[219][220][221]} The middle game of the series was also won by the Twins, 3–1. BostonopenerBrennan Bernardino allowed one run in the first inning, and was followed by four relievers. The loss went toCam Booser, who allowed a run on two hits in1+1⁄3 innings.Wilyer Abreu had two of Boston's eight hits, and drove in the only run.^{[222][223][224]} The Red Sox avoided being swept with a 9–2 win on Sunday, ending a lengthy winning streak for the Twins at 12 games. Four Boston batters had two RBIs each, including Devers andCeddanne Rafaela, who each homered. StarterCooper Criswell had a no decision after allowing one run on five hits in4+1⁄3 innings. The win went to Bernardino, the first of five Red Sox relievers.^{[225][226][227]}

Red Sox lost the series 1–2 (12–10 runs)

May 7–May 8, atAtlanta Braves

A short two-game series in Atlanta opened with Boston losing, 4–2. StarterKutter Crawford had a no decision after allowing two runs on five hits in six innings.Justin Slaten, the last of three Red Sox relievers, allowed two runs on two hits in one inning and took the loss.Ceddanne Rafaela had two hits and one RBI.^{[228][229][230]} Atlanta also won the second game of the series, 5–0, with former Boston pitcherChris Sale pitching six innings and earring the win. Red Sox starterNick Pivetta, freshly activated from theinjured list, allowed five runs on seven hits in four innings and took the loss. CatcherConnor Wong was the only Boston player with two hits.^{[231][232][233]}

Red Sox lost the series 0–2 (2–9 runs)

May 10–May 12, vs.Washington Nationals

The first game of a three-game home series hosting the Nationals began with a 5–1 loss for the Red Sox. StarterTanner Houck fell to 3–4 on the season after allowing three runs on six hits in seven innings. CatcherConnor Wong was the only Boston player with two hits.Garrett Cooper drove in Boston's only run.^{[234][235][236]} On Saturday, Boston won the middle game of the series, 4–2. StarterCooper Criswell had a no decision after allowing two runs on three hits in five innings. The win went toChris Martin, the third of four Red Sox relievers.Kenley Jansen recorded his sixthsave of the season.Rafael Devers had two of Boston's six hits, and drove in two runs.Wilyer Abreu hit his third home run of the season.^{[237][238][239]} The Red Sox won the series with a 3–2 victory on Sunday afternoon. StarterBrayan Bello, just activated from the injured list, improved to 4–1 on the season by holding the Nationals to two runs on four hits in five innings. Jansen recorded another save. Cooper had two hits andCeddanne Rafaela had two RBIs.^{[240][241][242]}

Red Sox won the series 2–1 (8–9 runs)

May 13–May 16, vs.Tampa Bay Rays

The Red Sox opened a four-game home series with a 5–3 loss to the Rays. StarterKutter Crawford fell to 2–2 on the season after allowing four runs on seven hits in six innings.Tyler O'Neill had a three-run home run in the bottom of the first inning, accounting for all of Boston's runs.^{[243][244][245]} The second game of the series went to extra innings, with Boston starterNick Pivetta taking ano decision after holding Tampa Bay to two runs on four hits in5+2⁄3 innings. Tied after nine innings, 3–3, neither team scored in the 10th inning, and each team scored once in the 11th inning. The Red Sox then held the Rays scoreless in the top of the 12th, andRomy González drove in the winning run for a 5–4 Boston win.Brennan Bernardino, the last of five Red Sox relievers, earned the win.Ceddanne Rafaela recorded his fourth home run of the season.^{[246][247][248]} Tampa Bay won the third game of the series, 4–3. Red Sox batters had eight hits, but struck out 12 times. StarterTanner Houck fell to 3–5 on the season, allowing three runs (one earned) on five hits in5+2⁄3 innings.Rafael Devers andWilyer Abreu each homered.^{[249][250][251]} The final game of the series was also won by the Rays, 7–5. StarterCooper Criswell allowed five runs (three earned) on four hits in3+2⁄3 innings, but escaped with a no decision.Kenley Jansen allowed two ninth-inning runs and took the loss.Jarren Duran had three hits, including a home run. Devers also homered.^{[252][253][254]}

Red Sox lost the series 1–3 (16–20 runs)

May 17–May 19, atSt. Louis Cardinals

A three-game series in St. Louis opened with a 10–6 loss. StarterBrayan Bello fell to 4–2 on the season after allowing five runs on seven hits in4+2⁄3 innings.Rafael Devers hit his seventh home run of the season.Connor Wong had four hits. The loss dropped Boston'swinning percentage below .500, at 22–23 (.489).^{[255][256][257]} The Cardinals won the middle game of the series, 7–2, with five of their runs coming in the eighth inning. Red Sox starterKutter Crawford had a no decision after allowing one run on six hits in5+2⁄3 innings. The loss went toJustin Slaten, the second of three Boston relievers, who allowed five runs (four earned) on five hits in one inning. Devers again homered.^{[258][259][260]} The Red Sox avoided a sweep by winning Sunday's game, 11–3. StarterNick Pivetta earned the win after allowing one run on one hit in six innings. Devers homered for the fifth straight game.Tyler O'Neill andDavid Hamilton also homered.^{[261][262][263]}

Red Sox lost the series 1–2 (19–20 runs)

May 20–May 22, atTampa Bay Rays

Boston opened a three-game series atTropicana Field with a 5–0 win. StarterTanner Houck improved to 4–5 on the season by holding the Rays to two hits in seven innings.Rafael Devers set a new Red Sox team record by extending his consecutive-game home run streak to six.^[264]Ceddanne Rafaela also homered.^{[265][266][267]} The Red Sox won the middle game of the series, 5–2. StarterCooper Criswell had a no decision after allowing two runs on six hits in5+1⁄3 innings. The win went toGreg Weissert, the second of four Boston relievers.Kenley Jansen recorded asave.Jarren Duran had a home run and had a steal of home.Reese McGuire also homered.^{[268][269][270]} The Red Sox completed the series sweep with an 8–5 win on Wednesday, their first sweep of the Rays at Tropicana Field since2019.^[271] StarterBrayan Bello improved to 5–2 for the season, having allowed three runs on four hits in six innings.Wilyer Abreu homered.^{[272][273][274]}

Red Sox won the series 3–0 (18–7 runs)

May 24–May 26, vs.Milwaukee Brewers

A three-game series hosting the Brewers opened with a 7–2 loss. StarterKutter Crawford fell to 2–3 on the season after allowing six runs on seven hits in4+1⁄3 innings.Jarren Duran andDavid Hamilton each had three hits.Dominic Smith homered.^{[275][276][277]} Milwaukee won the middle game of the series, 6–3. Boston starterNick Pivetta fell to 2–3 on the season, having allowed five runs on seven hits in3+1⁄3 innings.Ceddanne Rafaela had two hits and two RBIs.^{[278][279][280]} The Red Sox avoided a sweep with a 2–1 win on Sunday afternoon. StarterTanner Houck had a no decision after allowing one run on seven hits in six innings. The win went toJustin Slaten, the second of three Boston relief pitchers;Kenley Jansen recorded his ninthsave of the season.Wilyer Abreu had three hits.^{[281][282][283]}

Red Sox lost the series 1–2 (7–14 runs)

May 27–May 29, atBaltimore Orioles

The Red Sox opened a three-game series atCamden Yards with an 11–3 loss. StarterCooper Criswell allowed seven runs (six earned) on six his in four innings and took the loss.Romy González drove in all three Boston runs.^{[284][285][286]} The Red Sox won the middle game of the series, 8–3. StarterBrayan Bello recorded his sixth win of the season, allowing three runs on five hits in five innings.Rafael Devers had four hits and drove in two runs.Rob Refsnyder andWilyer Abreu each homered.^{[287][288][289]} Baltimore won the final game of the series, 6–1. Boston starterKutter Crawford fell to 2–4 on the season after allowing five runs on four hits in six innings.Connor Wong had two hits, andDominic Smith drove in the only Red Sox run.^{[290][291][292]}

Red Sox lost the series 1–2 (12–20 runs)

May 30–May 31, vs.Detroit Tigers

Hosting the Tigers for a four-game home series, the Red Sox lost the opening game, 5–0. StarterNick Pivetta fell to 2–4 on the season after allowing two runs on three hits in5+1⁄3 innings. He did tie a Red Sox franchise record, first accomplished byRoger Clemens, by striking out eight consecutive batters.^[293] Detroit starterJack Flaherty did not allow a hit until the seventh inning.^[294]Rob Refsnyder andReese McGuire registered Boston's only hits.^{[295][296][297]} Boston won the second game of the series, 7–3. StarterTanner Houck improved to 5–5 on the season after allowing one run on three hits in seven innings.Ceddanne Rafaela had two home runs and five RBIs.^{[298][299][300]}

Boston exited May with a 29–29 record, in third place of the American League East.^[301]

The Red Sox entered June in third place of theAmerican League East, with a record of 29–29, having just split the first two games of a four-game series hosting the Tigers.^[302]

June 1–June 2, vs.Detroit Tigers (cont'd)

The third game of the series was won by Boston, 6–3. The win went to starterCooper Criswell, who allowed one hit on four runs in five innings.Enmanuel Valdez had three hits, including two home runs, and three RBIs.^{[303][304][305]} The final game of the series was an 8–4 Detroit victory in 10 innings on Sunday afternoon. Red Sox starterBrayan Bello had a no decision after allowing four runs on eight hits in6+1⁄3 innings. The loss went toCam Booser after allowing four runs (three earned) on four hits in the 10th inning.Rafael Devers hit his 11th home run of the season.^{[306][307][308]}

Red Sox split the series 2–2 (17–19 runs)

June 4–June 5, vs.Atlanta Braves

A two-game home series hosting the Braves began with an 8–3 loss. Red Sox starterKutter Crawford fell to 2–5 on the season after allowing six runs (four earned) on five hits in six innings.Dominic Smith homered.^{[309][310][311]} The Red Sox split the series with a 9–0 win on Wednesday. StarterNick Pivetta earned the win, allowing just one hit—a fourth-inning single byAustin Riley—in seven innings.Rafael Devers had two home runs;Jarren Duran also homered.^{[312][313][314]}

Red Sox split the series 1–1 (12–8 runs)

June 6–June 9, atChicago White Sox

The Red Sox opened a four-game series hosted by the White Sox with a 14–2 win, amassing 24 total hits, including four each byJarren Duran andCeddanne Rafaela.Jamie Westbrook,Enmanuel Valdez, and Duran all homered. StarterTanner Houck earned his sixth win of the season, having allowed two runs on three hits in seven innings.^{[315][316][317]} The loss set a franchise record of 14 consecutive losses for the White Sox.^[318] Boston lost the second game of the series, 7–2. StarterCooper Criswell allowed four runs (three earned) on five hits in4+1⁄3 innings and took the loss.David Hamilton had twostolen bases and Duran had a steal of home.^{[319][320][321]} The White Sox won the third game of the series, 6–1. Boston's only run was a home run byBobby Dalbec in the fifth inning.Brayan Bello fell to 6–3 on the season, having allowed five runs on nine hits in4+2⁄3 innings.^{[322][323][324]} The Red Sox avoided a series loss with a 6–4 win in 10 innings on Sunday.Zack Kelly, serving as anopener and the first of seven Boston pitchers, did not allow a hit in two innings of work.Kenley Jansen held the White Sox to one hit and no runs in two innings of work and got the win, withCam Booser recording asave. Hamilton had two hits, including a home run.^{[325][326][327]}

Red Sox split the series 2–2 (23–19 runs)

June 11–June 13, vs.Philadelphia Phillies

Hosting the Phillies for three games at Fenway, the Red Sox lost the opener on Tuesday evening, 4–1.Rob Refsnyder had asacrifice fly that accounted for Boston's only run. StarterKutter Crawford allowed four runs (two earned) on six hits in six innings and fell to 2–6 for the season.^{[328][329][330]} Boston won the middle game of the series, 8–6.Jarren Duran had three hits andDavid Hamilton homered. StarterNick Pivetta pitched four innings and had a no decision after allowing four runs on six hits.Cam Booser, the first of five Red Sox relievers, earned the win.Kenley Jansen earned his 10thsave of the season.^{[331][332][333]} The Red Sox won the final game of the series, 9–3. StarterTanner Houck earned the win, allowing three runs on eight hits in six innings.Brad Keller pitched the final three innings and earned a save.Tyler O'Neill hit a three-run home run.^{[334][335][336]}

Red Sox won the series 2–1 (18–13 runs)

June 14–June 16, vs.New York Yankees

The season's firstYankees–Red Sox rivalry matchup—a three-game series at Fenway Park—opened with an 8–1 New York win. Boston starterBrayan Bello took the loss after allowing five runs (four earned) on six hits in4+2⁄3 innings. The Red Sox were limited to five hits, withEnmanuel Valdez driving in the team's only run.^{[337][338][339]} Boston won the middle game of the series, 8–4. StarterCooper Criswell allowed two runs on three hits in four innings for a no decision. The win went toJustin Slaten, the first of four Red Sox relievers.Kenley Jansen recorded the final four outs for asave.Ceddanne Rafaela had three hits andRafael Devers had two RBIs.^{[340][341][342]} Boston won the final game of the series, broadcast nationally on Sunday night, 9–3.David Hamilton had four stolen bases as the Red Sox set a single-game franchise record with nine total steals.^[343] StarterKutter Crawford allowed three runs on three hits in six innings for the win. Rafaela again had three hits, andConnor Wong had three RBIs.^{[344][345][346]}

Red Sox won the series 2–1 (18–15 runs)

June 17–June 19, atToronto Blue Jays

Boston opened a three-game series in Toronto with a 7–3 win. StarterNick Pivetta improved to 4–4 on the season after allowing three runs on nine hits in seven innings.Kenley Jansen recorded the final out with two men on base for asave.Tyler O'Neill had two home runs, whileRafael Devers andCeddanne Rafaela also homered.^{[347][348][349]} The second game of the series was also won by the Red Sox, 4–3. Rafaela had three hits and O'Neill again homered. StarterTanner Houck had a no decision after allowing three runs (two earned) on six hits in5+2⁄3 innings. The win went toZack Kelly, the first of four Boston relief pitchers. Jansen again had a save.^{[350][351][352]} Boston completed a series sweep with a 7–3 win on Wednesday. StarterBrayan Bello improved to 7–4 on the season after allowing two runs on seven hits in six innings.Enmanuel Valdez andJarren Duran both homered. Duran andRomy González each had two stolen bases.^{[353][354][355]}

Red Sox won the series 3–0 (18–9 runs)

June 21–June 23, atCincinnati Reds

In Cincinnati, the Red Sox opened a three-game series with a 5–2 defeat. The loss went to starterKutter Crawford, who allowed five runs (three earned) on five hits in6+1⁄3 innings. Boston's scoring was limited to solo home runs byConnor Wong andJarren Duran.^{[356][357][358]} In the middle game of the series, the Red Sox trailed 3–0 after three innings, but rallied to win, 4–3. StarterNick Pivetta allowed three runs on six hits in4+1⁄3 innings and had a no decision.Zack Kelly, the fourth of six relievers, got the win andKenley Jansen earned his 14thsave of the season.Dominic Smith homered.^{[359][360][361]} On Sunday, the Red Sox won the closing game of the series, 7–4.Opener Zack Kelly pitched2+2⁄3 scoreless innings; the win went toGreg Weissert, the second of seven Boston relievers. Jansen again recorded a save. Wong andRob Refsnyder each homered. Duran had three hits.^{[362][363][364]}

Red Sox won the series 2–1 (13–12 runs)

June 24–June 26, vs.Toronto Blue Jays

The Red Sox opened a three-game home series with a 7–6 come-from-behind win over the Blue Jays, secured with aJarren Duran walk-off hit.^[365] Before the game, the Red Sox honored theBoston Celtics, who had won their NBA-record 18th championship in the2024 NBA Finals a week earlier. Celtics head coachJoe Mazzulla threw out aceremonial first pitch along with playersJaylen Brown,Jayson Tatum,Al Horford,Derrick White, andKristaps Porziņģis.^[366] StarterTanner Houck had a no decision after allowing three runs (two earned) on five hits in6+2⁄3 innings.Kenley Jansen pitched a scoreless ninth inning and earned the win.Rafael Devers andDavid Hamilton both homered; Devers and Duran each had three hits.^{[367][368][369]} Boston lost the middle game of the series, 9–4, largely due to allowing Toronto to score seven runs in the third inning. StarterBrayan Bello took the loss after allowing seven runs on five hits in2+1⁄3 innings. Devers andTyler O'Neill each hit their 16th home run of the season.^{[370][371][372]}

The final game of the series wassuspended after1+1⁄3 scoreless innings due to rain on June 26—it was scheduled to resume on August 26 at Fenway.^[373][374] When the game resumed, it was won by Toronto, 4–1.

Red Sox lost the series 1–2 (12–19 runs)

June 28–June 30, vs.San Diego Padres

A three-game series at Fenway opened with a 9–2 loss to the Padres.Nick Pivetta took the loss after allowing five runs on seven hits in four innings.Ceddanne Rafaela had three hits andRafael Devers homered.^{[375][376][377]} The middle game of the series was also won by San Diego, 11–1. StarterTanner Houck fell to 7–6 on the season after allowing eight runs (seven earned) on nine hits in4+1⁄3 innings. Boston's only run came on a homer byJarren Duran. First basemanDominic Smith pitched a scoreless ninth inning for the Red Sox.^{[378][379][380]} Boston avoided a series sweep by winning Sunday's game, 4–1. StarterJosh Winckowski held the Padres scoreless in five innings of work while allowing four hits to earn the win.Kenley Jansen recorded asave. Devers and Duran each homered.^{[381][382][383]}

Red Sox lost the series 1–2 (7–21 runs)

Boston finished June in third place of theAmerican League East, with a record of 44–39.^[384]

The Red Sox entered July in third place of theAmerican League East, with a record of 44–39,8+1⁄2 games behind the division-leadingBaltimore Orioles.^[384] The Red Sox began the month with a day off.

July 2–July 4, atMiami Marlins

Boston opened a three-game series in Miami with an 8–3 win. StarterKutter Crawford earned the win, having allowed one run on three hits in six innings.Jarren Duran andCeddanne Rafaela each homered.Masataka Yoshida had three hits.^{[385][386][387]} The Red Sox also won the middle game of the series, 7–2. StarterBrayan Bello improved to 8–5 on the season after allowing one run on seven hits in6+1⁄3 innings. Five Boston batters had two hits each; Rafaela drove in three runs.^{[388][389][390]} Boston completed the series sweep with a 6–5 win in 12 innings onJuly 4. The teams played to a 2–2 tie through nine innings, then each scored two runs in the 11th inning before the Red Sox outscored the Marlins, 2–1, in the final frame. StarterNick Pivetta held the Marlins scoreless in seven innings while only allowing one hit, and took a no decision. The win went toZack Kelly withGreg Weissert earning asave.Tyler O'Neill had three hits and two RBIs.^{[391][392][393]}

Red Sox won the series 3–0 (21–10 runs)

July 5–July 7, atNew York Yankees

Opening a three-game series in the Bronx, The Red Sox overcame an early 3–0 deficit and rallied to a 5–3 win in 10 innings.Masataka Yoshida hit a two-run home run with two outs in the ninth inning to tie the game, andCeddanne Rafaela hit a two-run home run in the 10th inning to provide the winning margin.Romy González also homered. StarterTanner Houck exited after3+1⁄3 innings, having allowed three runs (one earned) on two hits and fourwalks.Justin Slaten, the third of four Boston relievers, got the win.Kenley Jansen recorded his 17thsave of the season.^{[394][395][396]} The Yankees won the middle game of the series, 14–4, largely due to a seven-run fifth inning. Boston starterJosh Winckowski had a no decision after allowing three runs on five hits in3+2⁄3 innings. The loss went toBrennan Bernardino, the first of three Red Sox relievers, who allowed two runs in two-thirds of an inning. He was followed byGreg Weissert, who allowed four runs in one-third of an inning.Rafael Devers hit his 19th home run of the season.^{[397][398][399]} On Sunday evening, Boston won the closing game of the series, 3–0. Scoring came via three solo home runs: two by Devers and one by Rafaela. StarterKutter Crawford earned the win after limiting New York to four hits in seven innings. Jansen earned a save.^{[400][401][402]}

Red Sox won the series 2–1 (12–17 runs)

July 9–July 11, vs.Oakland Athletics

A three-game series hosting the Athletics at Fenway opened with a 12–9 Red Sox win. Each team had 13 hits. StarterBrayan Bello improved to 9–5 on the season after allowing five runs on nine hits in5+1⁄3 innings; he struck out 11 batters.Dominic Smith andWilyer Abreu each homered.^{[403][404][405]} Oakland won the middle game of the series, 5–2. Boston starterNick Pivetta fell to 4–6 on the season, having allowed four runs on six hits in6+2⁄3 innings.Jarren Duran had three hits andRob Refsnyder homered.^{[406][407][408]} The Red Sox won the final game of the series, 7–0. Abreu,Connor Wong, andMasataka Yoshida each homered. StarterTanner Houck held Oakland to two hits in six innings and earned the win.Chase Anderson pitched the final three innings to earn asave.^{[409][410][411]}

Red Sox won the series 2–1 (21–14 runs)

July 12–July 14, vs.Kansas City Royals

Boston's final series before theAll-Star break began with a 6–1 loss to Kansas City. StarterCooper Criswell fell to 3–4 on the season after allowing five runs (two earned) on eight hits in six innings.Ceddanne Rafaela drove in the only Boston run.^{[412][413][414]} The Red Sox won the middle game of the series, 5–0. StarterKutter Crawford limited the Royals to two hits in seven innings and earned the win.Rafael Devers hit his 22nd home run of the season.Dominic Smith drove in two runs.^{[415][416][417]} Boston won the final game of the series, played on Sunday afternoon, 5–4. Smith and Devers each homered, whileJarren Duran had four hits andDavid Hamilton had three. StarterBrayan Bello improve to 10–5 on the season, allowing three runs on seven hits in6+1⁄3 innings.Kenley Jansen pitched the final two innings and earned his 19th save of the season.^{[418][419][420]}

Red Sox won the series 2–1 (11–10 runs)

The Red Sox reached the All-Star break with a record of 53–42, in third place of theAmerican League East,4+1⁄2games behind the division-leading Orioles. The team was in the third and finalWild Card position within theAmerican League, with a two-game lead over the Royals.^[421]

July 19–July 21, atLos Angeles Dodgers

The Red Sox lost the opener of a three-game road series facing the Dodgers, 4–1.Jarren Duran, theMVP of the All-Star Game, homered for Boston's only run. StarterNick Pivetta limited Los Angeles to two hits in six innings but had to settle for a no decision.Brennan Bernardino, who surrendered agrand slam toFreddie Freeman, took the loss.^{[422][423][424]} Boston also lost the second game of the series, 7–6 in 11 innings. StarterBrayan Bello had a no decision after allowing three runs on five hits in six innings.Kenley Jansen suffered ablown save after allowing aKiké Hernández game-tying home run the ninth inning.Greg Weissert allowed three runs (one earned) on three hits duringextra innings and took the loss.Tyler O'Neill had two home runs and four RBIs.^{[425][426][427]} On Sunday, the Dodgers completed a series sweep with a 9–6 win. Boston starterKutter Crawford allowed six runs on seven hits in five innings and took the loss. Jansen allowed three runs in the bottom of the eighth inning, which turned out to be the winning margin. Duran had two hits, including a home run, and four RBIs.^{[428][429][430]}

Red Sox lost the series 0–3 (13–20 runs)

July 22–July 24, atColorado Rockies

Note: BostoncloserKenley Jansen did not travel with the Red Sox to Colorado, due to issues experienced atCoors Field earlier in his career, related to Jansen having a heart condition and the high altitude of Denver.^[431]

The opener of a three-game series in Colorado took 12 innings to decide, with the Rockies winning, 9–8. Tied at the end of nine innings, 5–5, both teams scored twice in the tenth, followed by a scoreless 11th, and was decided by Colorado outscoring Boston, 2–1, in the 12th. Red Sox starterTanner Houck allowed four runs on 10 hits in six innings and had a no decision. The loss went toBailey Horn, who was charged with two runs (one earned) on one hit in two-thirds of an inning;Chase Anderson surrendered the winning hit.Jamie Westbrook andConnor Wong each homered.Alex Cora was ejected for the second time of the season.^{[432][433][434]} With a 6–0 win in the middle game of the series, the Red Sox ended their losing streak at four games. StarterCooper Criswell earned the win, having held the Rockies to five hits in seven innings.Tyler O'Neill homered twice.^{[435][436][437]} In the closing game of the series, the Red Sox allowed 13 runs in the first four innings and committed fourerrors as the Rockies won, 20–7. StarterNick Pivetta took the loss after allowing eight runs (seven earned) on 10 hits in2+2⁄3 innings.Jarren Duran had three hits, including a home run.^{[438][439][440]}

Red Sox lost the series 1–2 (21–29 runs)

July 26–July 28, vs.New York Yankees

The Red Sox won the opener of a three-game series at Fenway against the Yankees, 9–7.Rob Refsnyder had three hits andMasataka Yoshida had three RBIs.Ceddanne Rafaela hit his 12th home run of the season. StarterBrayan Bello had a no decision after allowing three runs on five hits in five innings. The win went toBailey Horn, the fifth of six Boston relievers.Kenley Jansen recorded his 20thsave of the season.^{[441][442][443]} The Yankees won the middle game of the series, 11–8 in 10 innings. The Red Sox held a one-run lead in the top of the ninth, but the Yankees tied the score off of Jansen, handing him his thirdblown save of the season. New York then scored three times in the 10th, while holding Boston scoreless. Red Sox starterKutter Crawford had a no decision after allowing five runs on eight hits in4+2⁄3 innings. The loss went toChase Anderson, the last of seven Boston relief pitchers.Tyler O'Neill had three hits, including two home runs, and drove in four runs.Wilyer Abreu also homered.^{[444][445][446]} On Sunday evening, the Yankees won the final game of the series, 8–2. Boston starterTanner Houck fell to 8–7 on the season after allowing four runs (three earned) on five hits in six innings. Refsnyder andConnor Wong each homered.^{[447][448][449]}

Red Sox lost the series 1–2 (19–26 runs)

July 29–July 31, vs.Seattle Mariners

Boston opened a three-game home series with a 14–7 win over Seattle. StarterNick Pivetta improved to 5–7 on the season after allowing three runs on six hits in6+2⁄3 innings.Masataka Yoshida drove in four runs on three hits, including a home run.Dominic Smith andRomy González also homered.^{[450][451][452]} Seattle won the middle game of the series, 10–6. StarterJames Paxton, in his return to the Red Sox, took the loss, having allowed three runs on six hits in4+1⁄3 innings.Rafael Devers had three hits, including his 24th home run of the season, and drove in four runs.^{[453][454][455]} Boston won the series with a 3─2 victory. Devers drove in the winning run with a 10th-inning walk-off double off of theGreen Monster, as relieverZack Kelly got the win after starterBrayan Bello pitched6+1⁄3 innings, allowing two earned runs on seven hits, striking out seven.^{[456][457][458]}

Red Sox won the series 2–1 (23–19 runs)

The Red Sox exited the month with a record of 57–50, still in third place of theAmerican League East, and twogames behind the Royals for the third and final Wild Card slot within American League standings.^[459]

The Red Sox entered August with a record of 57–50, in third place in their division and twogames out of the final Wild Card spot for theAmerican League—the team began the month with a day off.^[459]

August 2–August 4, atTexas Rangers

Opening a three-game series atGlobe Life Field, Boston batters compiled 16 hits en route to an 11–6 victory. Red Sox starterKutter Crawford earned the win after allowing five runs on six hits in5+1⁄3 innings.Connor Wong had four hits.Rafael Devers,Ceddanne Rafaela, andWilyer Abreu each homered.^{[460][461][462]} The Rangers won the second game of the series, 7–4. Boston starterTanner Houck fell to 8–8 on the season after allowing six runs on eight hits in five innings.Rob Refsnyder had four hits including two home runs.^{[463][464][465]} The final game of the series, played Sunday afternoon, was won by Boston, 7–2. StarterNick Pivetta had a no decision after pitching4+2⁄3 innings, during which he allowed two runs on two hits. The win went toCam Booser, the first of four Red Sox relievers. Abreu had two home runs and four RBIs;Jarren Duran had three hits, including a home run, and drove in two runs;David Hamilton also homered.^{[466][467][468]}

Red Sox won the series 2–1 (22–15 runs)

August 5–August 7, atKansas City Royals

The Red Sox opened a three-game series in Kansas City with a 9–5 win.James Paxton earned the win after allowing two runs on five hits in six innings.Masataka Yoshida had four hits, whileJarren Duran had three RBIs.Romy González homered.^{[469][470][471]} Boston won the middle game of the series, 6–5. StarterBrayan Bello had a no decision after allowing three runs on five hits in4+2⁄3 innings. The win went toBrennan Bernardino, the first of five Boston relievers;Kenley Jansen recorded his 21stsave of the season. Yoshida had two hits, including a home run, and drove in three runs.^{[472][473][474]} The Red Sox were unable to complete a series sweep, losing on Wednesday night, 8–4. StarterKutter Crawford fell to 7–9 on the season after allowing six runs on five hits in3+2⁄3 innings. González andDanny Jansen each homered.^{[475][476][477]}

Red Sox won the series 2–1 (19–18 runs)

August 9–August 11, vs.Houston Astros

The Astros opened a three-game series at Fenway with an 8–4 win, largely due to batting around and scoring four runs in the seventh inning. Boston starterTanner Houck had a no decision after allowing one run on four hits in six innings. He was followed byLucas Sims, who allowed four runs on four hits in one-third of an inning and took the loss.Nick Sogard had two hits and scored two runs.^{[478][479][480]} Houston won the second game of the series, 5–4.Josh Winckowski, making a spot start for Boston, allowed one run on two hits in three innings. He was followed byBrad Keller, who took the loss after allowing three runs on six hits in four innings.Danny Jansen andMasataka Yoshida each homered.^{[481][482][483]} On Sunday afternoon, the Astros completed a series sweep with a 10–2 victory. Red Sox starting pitcherJames Paxton left after two-thirds of an inning, due to a right-calf injury.^[484] He was followed by Lucas Sims, who took the loss after allowing one run on one hit in two innings.Ceddanne Rafaela was the only Boston batter with two hits.^{[485][486][487]} During Sunday's game,Jarren Duran was caught on broadcast audio using ahomophobic slur towards a heckler;^[488] while both he and the team apologized, he was suspended for two games.^[489]

Red Sox lost the series 0–3 (10–23 runs)

August 12–August 14, vs.Texas Rangers

The Red Sox snapped a four-game losing streak with a 5–4 extra-innings win over the Rangers, opening a three-game home series. StarterBrayan Bello allowed one run on four hits in six innings and had a no decision.Josh Winckowski, the last of five relief pitchers, got the win after allowing one run in the top of the 10th, as Boston scored twice in the bottom of the inning.Rob Refsnyder had two hits and drove in the winning run.^{[490][491][492]} Boston won the middle game of the series, 9–4. StarterKutter Crawford improved to 8–9 on the season, allowing four runs on three hits in5+1⁄3 innings.Kenley Jansen recorded the final four outs and earned his 22ndsave of the season.Connor Wong had two hits, including a home run, and three RBIs.^{[493][494][495]} On Wednesday evening, Boston was unable to complete the series sweep, losing 9–7 in 10 innings, despite holding a three-run lead with two outs in the ninth inning. StarterTanner Houck allowed two runs on six hits in6+2⁄3 innings. The Rangers tied the game in the ninth inning, with Winckowski allowing three runs on three hits. The tying runs came on a two-out three-run home run byWyatt Langford, after the Red Sox infield was unable to turn adouble play on a one-out ground ball.Zack Kelly took the loss, allowing two runs (one earned) on three hits in the 10th inning.Masataka Yoshida had three hits andWilyer Abreu homered.^{[496][497][498]}

Red Sox won the series 2–1 (21–17 runs)

August 15–August 18, atBaltimore Orioles

A four-game series atCamden Yards opened with the Orioles winning, 5–1. Red Sox starterNick Pivetta fell to 5–8 on the season, having allowed three runs on three hits in five innings. Boston's only run came on a home run byWilyer Abreu.^{[499][500][501]} The Red Sox won the second game of the series, 12–10.OpenerBrennan Bernardino did not allow a hit in two-thirds of an inning; he was the first of eight pitchers the Red Sox used. The win went toCooper Criswell, who pitched3+1⁄3 innings, although he allowed six runs on nine hits.Kenley Jansen recorded his 23rdsave of the season.Masataka Yoshida had three hits, including a three-run homer, and four RBIs.Jarren Duran also had three hits, including a solo home run.Rafael Devers andDavid Hamilton also homered.^{[502][503][504]} Devers homered again in the eighth inning of Game 3, breaking open a 5–1 Red Sox win. The Devers long ball also completed three consecutive innings with Boston runs;Tyler O'Neill hit an RBI single in the sixth andJarren Duran brought two runners home on an RBI single in the seventh.Brayan Bello improved to 11–5 over a six-inning outing in which he struck out six Oriole batters and was charged with just one run.^{[505][506][507]} On Sunday afternoon, the Orioles won the final game of the series, 4–2, despite being outhit by the Red Sox, 11–3. Boston starterKutter Crawford fell to 8–10 on the season after allowing three runs on two hits in5+1⁄3 innings.Rob Refsnyder homered.^{[508][509][510]}

Red Sox split the series 2–2 (20–20 runs)

August 19–August 21, atHouston Astros

Visiting Houston for three games,Jarren Duran opened the first game with a lead-off home run. While the Red Sox held a 4–2 lead midway through the sixth inning, the Astros rallied for a 5–4 win. Boston starting pitcherTanner Houck allowed three runs (two earned) on eight hits in six innings, and had a no decision. The loss went toKenley Jansen after allowing awalk-off home run toYainer Díaz with one out in the ninth inning.Masataka Yoshida also homered for the Red Sox.^{[511][512][513]} The Red Sox won the second game of the series, 6–5. Duran again homered, one of his four hits, and had two RBIs.Triston Casas had two hits, including a home run, and three RBIs. StarterNick Pivetta had a no decision after allowing five runs on six hits in five innings.Zack Kelly, the second of four Boston relievers, got the win, andKenley Jansen earned his 24thsave of the season.^{[514][515][516]} On Wednesday afternoon, Boston won the final game of the series, 4–1. StarterCooper Criswell had a no decision after allowing one run on four hits in4+2⁄3 innings.Josh Winckowski, the second of six Red Sox relief pitchers, got the win.Chris Martin earned his first save of the season.Ceddanne Rafaela had two hits and drove in two runs.David Hamilton homered.^{[517][518][519]}

Red Sox won the series 2–1 (14–11 runs)

August 23–August 25, vs.Arizona Diamondbacks

A three-game home series against the Diamondbacks opened with a 12–2 loss. StarterBrayan Bello took the loss after allowing five runs on seven hits in5+1⁄3 innings.Rob Refsnyder homered.^{[520][521][522]} Arizona also won the middle game of the series, 4–1. Boston starterKutter Crawford fell to 8–11 on the season after allowing two runs on three hits in five innings.Masataka Yoshida drove in the only Red Sox run.^{[523][524][525]} On Sunday afternoon, the Diamondbacks completed a series sweep with a 7–5 win. Red Sox starterTanner Houck fell to 8–9 on the season after allowing six runs on seven hits in six innings. Boston's scoring all came via home runs—a solo shot byTriston Casas in the first inning, a three-run homer byRafael Devers in the fourth inning, and a solo shot byTyler O'Neill in the ninth inning.^{[526][527][528]}

Red Sox lost the series 0–3 (8–23 runs)

August 26, vs.Toronto Blue Jays (completion of June 26 suspended game)

A scheduled four-game home series hosting the Blue Jays opened with the completion of asuspended game from June 26.^[d]

CatcherDanny Jansen, who was batting for Toronto when the game was suspended, was traded to Boston on June 27.^[529] Jansen, who entered the game to catch for Boston when the game resumed on August 26, became the first player in major-league history to play for both teams in the same game.^[530]

Toronto won the suspended game, which had been scoreless in the top of the second inning when halted, by a 4–1 score.Kutter Crawford, who had pitched the first1+1⁄3 innings for the Red Sox on June 26, was relieved byNick Pivetta when the game resumed. Pivetta took the loss after allowing three runs (two earned) on four hits in six innings of work. Boston's only run came via a home run byJarren Duran.^{[531][532][533]}

August 26–August 29, vs.Toronto Blue Jays (regularly scheduled series)

The Red Sox opened the regularly scheduled four-game series with a 7–3 loss.OpenerZack Kelly did not allow a hit or run in three innings, and received a no decision.Brad Keller, the second of four Boston relievers, took the loss after allowing five runs (three earned) on seven hits in four innings. Defensively, the Red Sox committed fourerrors.Jarren Duran had three hits, including a home run, and two RBIs.^{[534][535][536]} The second game of the series was won by Boston, 6–3. StarterCooper Criswell had a no decision after allowing one run on five hits in3+1⁄3 innings.Greg Weissert, the first of four Red Sox relievers, allowed no runs on two hits in1+2⁄3 innings and got the win. Duran again homered, his 20th of the season.^{[537][538][539]} The third game of the series was won by the Red Sox, 3–0. StarterBrayan Bello held the Blue Jays to two hits in eight innings and improved his record to 12–6.Kenley Jansen retired the side in order in the ninth inning, earning his 25thsave of the season.Tyler O'Neill homered andMasataka Yoshida had three hits.^{[540][541][542]} The Blue Jays won the final game of the series, 2–0. Boston starterKutter Crawford took the loss after allowing two runs on six hits in6+2⁄3 innings. The Red Sox were limited to two hits.^{[543][544][545]}

Red Sox split the series 2–2 (12–12 runs)

August 30–August 31, atDetroit Tigers

The Red Sox opened a three-game series in Detroit with a 7–5 win in 10 innings. After Boston built a 4–0 lead through six innings, the Tigers rallied for three runs in the eighth and one run in the ninth to forceextra innings.Ceddanne Rafaela hit a two-run homer in the top of the 10th as Boston outscored Detroit, 3–1, that inning.Connor Wong andJarren Duran also homered for the Red Sox. StarterTanner Houck had a no decision after allowing no runs on three hits in six innings.Kenley Jansen had both ablown save and was credited with the win.Chris Martin pitched the 10th inning and earned asave.^{[546][547][548]} The second game of the series was won by Detroit, 2–1. StarterNick Pivetta fell to 5–10 on the season after allowing two runs on six hits in six innings. Boston's only run was a homer byTyler O'Neill.^{[549][550][551]}

The Red Sox finished August with a record of 70–66, in fourth place of theAmerican League's wild card standings, with the top three finishers advancing to the postseason.^[552]

The Red Sox entered September with a record of 70–66, having just split the first two games of a three-game series in Detroit. Withrosters expanding from 26 to 28 players, the Red Sox added pitcherChase Shugart and infielderEnmanuel Valdez to their active roster.

September 1, atDetroit Tigers (cont'd)

On Sunday afternoon, the Tigers won the final game of the series, 4–1. Boston starterCooper Criswell did not allow a baserunner in four innings of work, and had a no decision. He was relieved byRich Hill, who allowed two runs on one hit in two-thirds of an inning and took the loss.Romy González had two hits.Jarren Duran drove in Boston's only run.^{[553][554][555]}

Red Sox lost the series 1–2 (9–11 runs)

September 2–September 4, atNew York Mets

Boston's three-game series atCiti Field opened with a 4–1 loss onLabor Day. Red Sox starterBrayan Bello fell to 12–7 on the season after allowing four runs on seven hits in fix innings.Jarren Duran drove in Boston's only run, scored byCeddanne Rafaela.^{[556][557][558]} The Mets won the middle game of the series, 7–2. Boston starterKutter Crawford allowed two runs on one hit in six innings and fell to 8–13 on the season.Nick Sogard had both a hit and an RBI.^{[559][560][561]} On Wednesday evening, the Mets completed the series sweep, 8–3. Boston starterTanner Houck took the loss after pitching five innings and allowing four runs on five hits—the four runs came via a first-inninggrand slam byJesse Winker. Although Boston closed to within 4–3 in the third inning, the Mets added four runs, charged toKenley Jansen, in the bottom of the eighth.Jarren Duran had two hits and one RBI.^{[562][563][564]} The loss left the Red Sox with a .500 record, at 70–70, with 22 games left in the season.^[565]

Red Sox lost the series 0–3 (6–19 runs)

September 6–September 8, vs.Chicago White Sox

Boston opened a three-game home series hosting the White Sox with a 3–1 win. StarterNick Pivetta had a no decision after allowing one run on five hits in six innings.Zack Kelly, the first of three Red Sox relievers, pitched one scoreless inning and got the win.Josh Winckowski retired the side in order in the ninth inning for asave.Ceddanne Rafaela had a two-run homer.^{[566][567][568]} The Red Sox won the middle game of the series, 7–5. StarterCooper Criswell improved to 6–4 on the season after allowing two runs on six hits in five innings.Kenley Jansen earned his 26th save of the season.Trevor Story, in his return to the Boston lineup, had a hit and an RBI.Tyler O'Neill had two home runs and three RBIs.^{[569][570][571]} On Sunday afternoon, the White Sox won the closing game of the series, 7–2. Boston starterRichard Fitts, making his MLB debut, allowed two unearned runs on six hits in5+2⁄3 innings and had a no decision. The loss went toZack Kelly, the third of four Boston relievers, who allowed five runs on five hits in one-third of an inning. Both Red Sox runs came on solo homers, byWilyer Abreu andConnor Wong.^{[572][573][574]}

Red Sox won the series 2–1 (12–13 runs)

September 9–September 11, vs.Baltimore Orioles

A 12–3 Boston win over Baltimore opened a three-game home series at Fenway. StarterBrayan Bello improved to 13–7 on the season after allowing two runs on three hits in5+1⁄3 innings.Josh Winckowski pitched the final three innings for asave.Rob Refsnyder had four hits whileRafael Devers andTyler O'Neill each had three. Refsnyder had two home runs and five RBIs; O'Neill had two home runs and three RBIs.^{[575][576][577]} The Orioles took the middle game of the series, 5–3. Red Sox starterKutter Crawford fell to 8–14 on the season after allowing three runs on seven hits in6+1⁄3 innings.Masataka Yoshida andTriston Casas each had an RBI.^{[578][579][580]} The Red Sox won the final game of the series, 5–3 inextra innings, on a three-runwalk-off home run by O'Neill. Boston starterNick Pivetta had a no decision after allowing one run on four hits in six innings. He was followed by four relievers, the final of which,Greg Weissert, got the win. The game was tied, 2–2, after nine innings, with Baltimore scoring once in the top of the 10th inning, prior to O'Neill's game-winning homer.^{[581][582][583]}

Red Sox won the series 2–1 (20–11 runs)

September 12–September 15, atNew York Yankees

The Red Sox and Yankees opened a four-game series inThe Bronx with anextra innings game, won by the Yankees, 2–1. Boston starterCooper Criswell had a no decision, having allowed one run on four hits in5+1⁄3 innings. The only Red Sox run came on a fifth-inning home byDanny Jansen that tied the game, 1–1. That remained the score until the home-half of the 10th inning, when the Yankees won on a walk-off single byJuan Soto.Josh Winckowski took the loss.^{[584][585][586]} The Yankees won the second game of the series, 5–4, largely due to agrand slam byAaron Judge. Red Sox starterRichard Fitts allowed no runs on two hits in five innings and had a no decision. The loss went toCam Booser, charged with two runs on one hit in one-third of an inning.Masataka Yoshida andTrevor Story each homered, whileJarren Duran had three hits.^{[587][588][589]} On Saturday afternoon, the Red Sox won the third game of the series, 7–1. StarterBrayan Bello improved to 14–7 on the season after allowing one run on four hits in5+1⁄3 innings. Yoshida had two hits and three RBIs.^{[590][591][592]} New York won the final game of the series, 5–2. Boston starterKutter Crawford allowed four runs on six hits in4+1⁄3 innings and took the loss.Tyler O'Neill homered andConnor Wong had three hits.^{[593][594][595]}

Red Sox lost the series 1–3 (14–13 runs)

September 17–September 19, atTampa Bay Rays

AtTropicana Field, the Red Sox lost the opener of a three-game series, 8–3. StarterNick Pivetta fell to 5–11 on the season after allowing four runs on five hits in4+2⁄3 innings. Boston's three runs came on a two-run home run byTriston Casas and a solo shot byRomy González. The defeat left the Red Sox with a losing record (75–76) for the first time since June 11 (33–34).^{[596][597][598]} Boston won the second game of the series, 2–1. StarterTanner Houck had a no decision after allowing one run on four hits in four innings. He was followed by five relief pitchers, the third of which,Justin Slaten, earned the win.Kenley Jansen earned his 27thsave of the season.Jarren Duran andTrevor Story each drove in one run, the latter via a home run.^{[599][600][601]} Tampa Bay won the final game of the series 2–0, holding Boston to a single hit, byNick Sogard. Red Sox starterBrayan Bello took the loss, having allowed one run on five hits in5+2⁄3 innings.^{[602][603][604]}

Red Sox lost the series 1–2 (5–11 runs)

September 20–September 22, vs.Minnesota Twins

Boston lost the opener of a three-game home series facing Minnesota, 4–2 in 12 innings. Red Sox batters struck out 20 times, tying a franchise record. Boston starterRichard Fitts had a no decision after holding the Twins scoreless for five innings, allowing five hits.Cooper Criswell took the loss, allowing three runs (two earned) on three hits while pitching the 12th inning.Connor Wong andTrevor Story each had two hits and an RBI.^{[605][606][607]} Saturday's game was rained out and rescheduled for Sunday at 5:35 p.m., to be played after Sunday's regularly scheduled game, which was moved to 12:35 p.m.^[608] In Sunday's first game,Triston Casas had three home runs and seven RBIs, much of Boston's offense in an 8–1 win. StarterNick Pivetta improved to 6–11 on the season, allowing one run on four hits in five innings.^{[609][610][611]} In the second game on Sunday—the makeup of Saturday's rainout—the Red Sox won, 9–3. StarterKutter Crawford earned the win, allowing three runs on eight hits in7+2⁄3 innings.Romy González had a home run and a total of four RBIs. The win returned Boston to .500 on the season, at 78–78.^{[612][613][614]}

Red Sox won the series 2–1 (19–8 runs)

September 23–September 25, atToronto Blue Jays

The Red Sox opened their final road series of the season with a 4–1 win over the Blue Jays. StarterTanner Houck earned the win after holding Toronto scoreless on one hit in five innings.Wilyer Abreu had two hits and an RBI.^{[615][616][617]} Boston won the middle game of the series, 6–5, in 10 innings. StarterBrayan Bello allowed two runs on two hits in four innings and had a no decision. He was followed by seven relief pitchers, the fifth of which,Chris Martin, got the win.Chase Shugart earned asave.Vaughn Grissom had three hits and an RBI.^{[618][619][620]} The Blue Jays won the final game of the series, 6–1. StarterRichard Fitts took the loss after allowing four runs on six hits in five innings.Triston Casas drove in the only Red Sox run. The loss eliminated Boston from playoff contention.^{[621][622][623][624]}

Red Sox won the series 2–1 (11–12 runs)

September 27–September 29, vs.Tampa Bay Rays

The Red Sox entered their final series of the season with a record of 80–79, out of playoff contention but with an opportunity to finish with a winning record for the first time since2021. The Rays won the first game of the series, 2–1. Boston starterNick Pivetta took the loss after allowing two runs on four hits in6+2⁄3 innings.Vaughn Grissom had three hits andNick Sogard drove in the only Red Sox run, via asacrifice fly.^{[625][626][627]} Boston also lost their penultimate game of the season, 7–2. StarterKutter Crawford allowed six runs on five hits in4+1⁄3 innings and took the loss.Triston Casas homered.^{[628][629][630]} On Sunday, the Red Sox won their final game of the season, 3–1. StarterQuinn Priester earned the win, having allowed one run on four hits in five innings.Justin Slaten closed out the game for asave.^{[631][632][633]}

Red Sox lost the series 1–2 (6–10 runs)

The Red Sox finished with a record of 81–81. The most recent time the team had posted a .500 record for a season was1985.^[634]

Updated through end of the regular season.
†Minimum 3.1plate appearances per team games played
   AVG qualified batters: Devers, Duran, Rafaela
‡Minimum 1inning pitched per team games played
   ERA & WHIP qualified pitchers: Bello, Crawford, Houck