MLB Pipeline

Find out about the stars of tomorrow, from the guys who know today. Jim Callis (@jimcallisMLB) and Jonathan Mayo (@JonathanMayo) are your tour guides for this ride through the unfolding stories & breaking news in Minor League Baseball. From top prospects to scouting executives to farm directors, the MLB Pipeline is jam-packed with exclusive coverage of the minors you can't get anywhere else.

6/29/16: The Best and the Brightest
What exactly goes into choosing Future Game All-Stars? Senior director of baseball development Del Matthews stopped by the Pipeline Podcast to highlight all the pieces that make up the Futures Game puzzle. Plus,'s Tim McMaster and's Jim Callis and Jonathan Mayo choose which top prospects they'd like to see shine out on the field in San Diego and share their thoughts on the recent surge of bone spurs plaguing Major League pitchers.
33 min
6/23/16: Making a Splash
Despite the 2016 Draft being over,'s Jim Callis and Jonathan Mayo haven't slowed down when it comes to the prospect scene.'s Tim McMaster caught up with Callis and Mayo to hear who's making a splash at the College World Series and Tournament of Stars. Plus, the guys discuss which top picks in the 2016 Draft have signed with their respective clubs and explain how each team decides on the signing bonus amount for their top picks.
23 min
6/16/16: Scout it Out
The life of a Scouting Director never slows down, even after the Draft.'s Tim McMaster and's Jonathan Mayo and Jim Callis caught up with Reds Scouting Director Chris Buckley to learn about how the scouting process unfolds, how quickly a team wants to get their Draft picks in the mix of games, and what the rest of his summer looks like now that the Draft has ended. Plus, the guys discuss who made all the right moves in the 2016 Draft.
30 min
6/1/16: 2016 Draft Preview
It's time to gear up for the 2016 Draft. With less than a week away's Jonathan Mayo and Jim Callis join's Tim McMaster to debate who should go no. 1 overall and who's on the rise as Pipeline's Top Draft Prospect list expands to 200 players.
31 min
5/26/16: Anticipated Debut
19-year-old phenom and top left-handed pitching prospect Julio Urias is about to make a name for himself when he makes his Major League debut for the Dodgers on Friday.'s Tim McMaster and's Jim Callis and Jonathan Mayo talk at length about what Urias brings to the table and why he's ready for the start and also discuss whether or not their top five Draft picks have shuffled around, including top projected A.J. Puk.
30 min
5/17/16: Groomed for Success
As the Draft inches closer,'s Jonathan Mayo and Jim Callis join's Tim McMaster to choose their top six picks for 2016. Plus, pitching prospect Jason Groome spoke with about his effort and future in baseball while discussing which number one picks from 2015 are thriving in their first full professional season.
36 min
5/12/16: Early Mock Draft Predictions by Position's Tim McMaster caught up with's Jonathan Mayo and Jim Callis to find out who they'd pick first by position in the Major League draftand what goes into making a mock draft.
27 min
5/5/16: Internationally known
International signing day is around the corner and has released the top 30 prospects. National correspondent Jesse Sanchez joins's Matt Waymire and's Jonathan Mayo and Jim Callis to break down how the list is curated, the basic rules and why Kevin Maitan is leading the pack at No. 1.
27 min
4/28/16: MLB Pipeline's Dream Draft
Who will go first in the 2016 MLB Draft? We're not sure, but luckily the top 100 prospect list comes out on Thursday, so's Jonathan Mayo and Jim Callis join's Matt Waymire to go through a mock Draft of their top 10 picks. You won't want to miss who they choose first.
29 min
4/21/16: Strength in numbers
In his first full pro season, Austin Allen hit .547 in his first 10 games with four doubles, a home run, and 10 RBIs. Allen joined's Tim McMaster and's Jonathan Mayo and Jim Callis to reflect on his first couple weeks with the Fort Wayne Tin Caps and how he's handling high-caliber pitchers every night. Plus, the guys spotlight other prospects standing out and discuss who should be called up next to the big stage.
30 min
4/15/16: Dynamic Duos
Which prospects are heating up at the Major League level?'s Jim Callis and Jonathan Mayo join's Tim McMaster to spotlight the Rangers' Nomar Mazara, the Astros' Tyler White as well as hear from dynamic duo Clint Frazier and Bradley Zimmer on how they're adjusting in 2016. Plus, the guys examine the transfer rule and how it's impacting Jason Groome's final high school season while they look ahead to this year's Draft and who sticks out.
40 min
4/7/16: Giolito gears up Major League impact
The No. 1 pitching prospect in baseball is ready to shine in his second season in Double-A. Lucas Giolito joins's Tim McMaster and's Jim Callis and Jonathan Mayo on the Pipeline podcast to talk shop as Opening Day begins for the Sens in Altoona. Plus, the guys spotlight some of the best Minor League rosters lined with top prospects like the Rome Braves and Salem Red Sox.
30 min
3/31/16: The best is yet to come
Is Trevor Story here to stay in the Rockies infield? How did Tyler Naquin earn his starting spot out of camp?'s Jonathan Mayo and Jim Callis join's Tim McMaster to spotlight a few guys who were a cut above in Spring Training camp and look to contribute right away in 2016. Plus, the guys make their predictions on which team will go all the way this season.
33 min
3/24/16: Braxton Garrett shines at NHSI
What stood out during Florence high school's Braxton Garrett's performance at the National High School Invitational?'s Tim McMaster and's Jonathan Mayo caught up with Garrett to find out how he mustered eight shutout innings, what it's like to have your dad as a coach, and his plans after high school. Plus, the guys go through some of the best moments from this tournament and what baseball fans can expect from Carter Kieboom in the future.
21 min
3/17/16: Youth Rules
The regular season is almost two weeks away.'s Jim Callis and Jonathan Mayo join's Tim McMaster to reflect on some of their favorite interviews from camp, including Lucius Fox and Justus Sheffield.
32 min
3/10/16: Prospects spring ahead in camp
Which prospects have an extra spring in their step?'s Tim McMaster caught up with's Jim Callis and Jonathan Mayo to find out who's standing out in the Cactus League and who's still got room for improvement.
31 min
3/3/16: Cream of the crop's Jonathan Mayo and Jim Callis join's Tim McMaster to reveal the top three farm systems in baseball and spotlight key prospects hoping to make a splash in 2016.
28 min
2/25/16: Counting down top 30 prospects's Matt Waymire checks in with's Jim Callis and Jonathan Mayo to sift through the second-tier teams and spotlight which players stand out on their top 30 list.
29 min
2/18/16: Rookie Rumble
Which rookies stand a chance at earning Rookie of the Year accolades?'s Jonathan Mayo and Jim Callis join's Tim McMaster to make a case for a few red-hot rookies like Jose Berrios, Byong Ho Park, Corey Seager and Trea Turner. Plus, look out for each team's top 30 prospect list coming out Monday on
20 min
2/11/16: Buxton's back for more
Has Byron Buxton's offseason and Major League experience prepared him for the 2016 campaign with the Twins?'s Tim McMaster and's Jim Callis and Jonathan Mayo check in with Buxton to learn about his offseason regimen and how Torii Hunter's mentorship impacted his career. Plus, the guys dish about how close Cuban prospect Lazarito Armenteros is to signing and the variety of tools he possesses.
31 min
2/4/16: Just a little bit outside
Which players that just missed the Top 100 list deserve recognition?'s Tim McMaster checks in with's Jonathan Mayo and Jim Callis to spotlight a few names outside the Top 100 and break down which teams have the best farm systems heading into the 2016 season.
28 min
1/28/16: The cream of the crop
With the release of the 2016 Top 100 Prospects list on the horizon, who should be the No. 1 overall prospect, Byron Buxton or Corey Seager?'s Jim Callis and Jonathan Mayo join's Tim McMaster to make their cases for their picks, break down the other 99 prospects and dive even deeper to spotlight the top 10 prospects by position.
30 min
1/21/16: Top 10 Pitching Prospects
There's a new crop of top prospects on the block.'s Tim McMaster checks in with's Jim Callis and Jonathan Mayo to spotlight a few right-handed and left-handed pitchers on the top 10 list and the guys explain the science behind how these lists are compiled each season.
25 min
1/14/16: Planning for the Future
Top prospects in baseball spent time last weekend at the Rookie Career Development program and's Tim McMaster asks's Jonathan Mayo and Jim Callis to compare their top prospects in Mallex Smith and Dansby Swanson. Plus, Jim and Jonathan give us their picks for prospects poised to stand out in 2016, as well as their choices for which prospects could stand out defensively.
23 min
1/6/16: Learning the Ropes
A New Year means a new crop of rookies heading to Virginia for the Rookie Career Development Program.'s Tim McMaster and's Jonathan Mayo break down the benefits of the program and which prospects will attend. Plus, the guys sift through teams rebuilding their future and implications from the Aroldis Chapman trade.
21 min