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.

1/12/17: Life on the Road
Baseball continues to be one of the biggest and best international sports in the world.'s Tim McMaster caught up with MLBPipeline's Jonathan Mayo and Jim Callis to share their experiences from last week. Jonathan Mayo traveled to Israel with the Israeli Baseball Classic team while Jim Callis was in Virginia at the Rookie Career Development Program. The panel also took time to breakdown the prospects that were exchanged in two trades involving the Mariners on Wednesday.
23 min
1/5/17: Who's No. 1?
Andrew Benintendi and Alex Reyes led the poll of MLB executives as the best prospect and the best pitching prospect respectively.'s Tim McMaster caught up with MLBPipeline's Jim Callis at the Rookie Career Development Program to discuss this topic as well as the Top 10 prospects ready to surge in 2017 and the Top 5 most improved Minor League systems.
25 min
12/14/16: Top 50 MLB Draft List's Tim McMaster catches up with's Jonathan Mayo and Jim Callis to go over their early edition of the MLB Draft Top 50 list where high school two-way talent Hunter Greene leads as the best overall player in the Class of 2017.
27 min
12/7/16: Red Sox Big Sale
After a few days at the 2016 Winter Meetings, the Red Sox have made some prospect noise after acquiring Chris Sale from the White Sox.'s Tim McMaster caught up with's Jonathan Mayo and Jim Callis to find out whether or not Yoan Moncada, Michael Kopech and company were enough for the price of Sale.
31 min
12/2/16: New Collective Bargaining Agreement
Major League Baseball and the MLB Players Association have come to an agreement on a new Collective Bargaining Agreement.'s Tim McMaster, along with's Jonathan Mayo and Jim Callis break down the new five-year agreement and what changes were made to international spending and draft pick compensation among others.
19 min
11/22/16: The End of the AFL Season
The 2016 edition of the Arizona Fall League has come to an end.'s Tim McMaster, along with's Jonathan Mayo and Jim Callis, talk about the AFL season including the top 10 breakout players and the top 25 players from the Fall League. They also discuss the youngest ever AFL MVP Gleyber Torres of the Yankees and thoughts on Tim Tebow's attempt at pro baseball.
28 min
11/18/16: Rising Up in the Fall League
The Fall League provides prospects with an opportunity to improve their skills and make a statement before Spring Training invites are handed out.'s Tim McMaster caught up with's Jonathan Mayo and Jim Callis to find out why Austin Voth and Gleyber Torres are living up to expectations. Plus, Jim caught up with Zach Vincej to hear how he's shined in Arizona and what's been his difference maker.
24 min
11/9/16: Greg Bird's the Word
Greg Bird's spending his fall in Arizona, coming back from a season-ending injury and hoping to turn the corner.'s Jonathan Mayo and Jim Callis caught up with the Yankees prospect to hear what he's been up to in the Fall League and spotlight other prospects who are standing out.
33 min
10/28/16: Brett Phillips and the Fall League
Brett Phillips packed up and shipped out to another Arizona Fall League.'s Jonathan Mayo caught up with the Brewers 7th ranked prospect to find out how he's battling adversity at the plate, adjusting to right field and spotlight Isan Diaz and his meticulous work ethic.
13 min
10/21/16: AFL Starts to Heat Up
Peoria Javelinas manager Jared Sandberg's view from the dugout gives him a great insight into the AFL.'s Jonathan Mayo and Jim Callis caught up with Sandberg to discuss what he's learned so far from managing in the AFL, how Tyler O'Neill, Michael Gettys and Justin Williams have played and Tim Tebow's two hits and where he stands heading into week 3.
32 min
10/13/16: Arizona Fall League Preview
Yoan Moncada, Tim Tebow and five of the top 100 Pipeline pitchers are putting their skills on display in the Arizona Fall League.'s Matt Waymire caught up with's Jim Callis to break down why this is one of the most stacked Fall Leagues, who to keep an eye on and what to expect from Tim Tebow throughout the season.
19 min
10/6/16: How They Got There
Before this year's postseason stars became Major Leaguers they were prospects too, working their way to the top.'s Tim McMaster and's Jim Callis and Jonathan Mayo break down each postseason series team, differentiate between homegrown and transplant players and which guy can be a difference maker.
37 min
9/28/16: Rookies Who Rock
The time is now for rookies to stand out as some of them experience a Major League postseason for the first time.'s Tim McMaster and's Jonathan Mayo and Jim Callis debate whether or not Gary Sanchez has had enough playing time to earn AL Rookie of the Year, who Corey Seager's up against in the NL and how Nomar Mazara, Tyler Naquin and Andrew Benintendi can make an impact in October when their team needs it most.
23 min
9/22/16: A Taste of the Future
The Padres called up a slew of prospects who could play a big role in 2017.'s Tim McMaster and's Jonathan Mayo and Jim Callis spotlight Hunter Renfroe, Manuel Margot and Carlos Asuaje as well as rookies whose value increased in 2016 and who will be the top 10 prospects at the end of 2017.
23 min
9/15/16: Making An Impact
Rob Zastryzny has not only made it to the Major Leagues, but he's made a major impact on the Cubs.'s Jim Callis and Jonathan Mayo join's Tim McMaster to hear from Zastryzny about his increased strikeout rate as he's climbed the ranks and discuss how far he's come.
28 min
9/8/16: Fall is Coming
The Fall League is gearing up and Austin Meadows is headed back with a new set of goals. had a chance to catch up with Meadows to hear what he's looking forward to in Arizona. Plus,'s Tim McMaster, Jim Callis and Jonathan Mayo discuss MLB Pipeline's Hitter and Pitcher of the Year, prospects who've earned September callups and whether or not Tim Tebow can make the Mets' club out of Spring Training.
30 min
9/1/16: Callups and the AFL
In the prospect universe, two big events during September are callups and the announcement of Arizona Fall League rosters. Braves prospect Ozzie Albies joins the podcast to talk about his Fall League expectations, and's Jim Callis and Jonathan Mayo join's Tim McMaster to spotlight Yoan Moncada's Red Sox callup and the players they're most excited to see in Arizona
32 min
8/24/16: Carrying the Weight
Alex Bregman had the weight of the world on his shoulders after the Astros called him up.'s Tim McMaster caught up with's Jonathan Mayo and Jim Callis to talk about Bregman's hype and which prospects deserve a coveted September callup.
23 min
8/18/16: Swanson's Debut Song's Tim McMaster caught up with's Jim Callis and Jonathan Mayo to talk with Nick Senzel about his whirlwind summer after being drafted by the Reds, whether or not the guys believe the timing was right for Dansby Swanson to make his debut and spotlight the Yankees' stacked farm system and the baby bombers making an instant impact
33 min
8/11/16: Pipeline Potpourri
It's a busy and exciting time for prospects and minor league players on a tear.'s Tim McMaster caught up with's Jim Callis and Jonathan Mayo to find out which prospects are making a Major League impact, spotlight the international prospect scene, and take a look at where some of the early round 2016 draft picks are getting their hacks.
21 min
8/4/16: Give and Take
Top prospects became a hot commodity during the non-waiver Trade Deadline and some teams gave up their most prized players in order to contend this season.'s Tim McMaster and's Jonathan Mayo and Jim Callis sort through where some of the top players landed, which team found its way to the top of the new farm system rankings and what in the world happened with TJ Friedl and his wacky road to signing with the Reds.
34 min
7/28/16: Shuffled Around
What goes up, usually must come down.'s Jonathan Mayo and Jim Callis join's Tim McMaster to explore the new top three prospects, which team set itself up to have the best farm system and how players like Dillon Tate and Carson Fulmer fell from the top spots.
39 min
7/22/16: Outranked
It's time to re-rank Major League Baseball's top prospects.'s Tim McMaster and's Jonathan Mayo and Jim Callis discuss the benefits to re-ranking the top 100 prospects, why guys like Braxton Garrett and Jason Groome took so long to sign and where expectations sit when it comes to the new collective bargaining agreement and how it could affect the trade process.
35 min
7/10/16: Live From San Diego
As the focus of the baseball season turns to Petco Park and the All-Star Game, the Pipeline Podcast crew gives their wrap-up of the 2016 All-Stars Future Game, which saw Red Sox prospect Yoan Moncada take home the MVP honors.'s Tim McMaster and's Jim Callis and Jonathan Mayo break down all the highlights from the game, including Alex Bregman nearly hitting for the cycle, Eloy Jimenez's big game and Alex Reyes' start for the World team.
16 min
7/7/16: The Future is Bright
The future looks bright as heads to San Diego for the 2016 Futures Game.'s Matt Waymire caught up with's Jim Callis to find out who he's most looking forward to seeing, like Yoan Moncada and Andrew Benintendi, which first-round picks are still unsigned and why and how Tyler Glasnow fared in his Major League debut.
17 min