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.

Hot Stove: Prospect trades, Draft picks lost & ...
As the offseason action begins to percolate, Jim Callis, Jonathan Mayo and Jason Ratliff discuss the prospects involved in the deals that sent Adam Frazier from San Diego to Seattle and Jacob Stallings from Pittsburgh to Miami, and they look at which teams have lost and gained Draft picks due to free-agent signings. They also review their ranking of the Top 25 prospects in this year's Arizona Fall League as well as some of the circuit's biggest breakouts. The trio wrap up by answering a question about Red Sox slugger Triston Casas.
48 min
Pipeline Podcast: That's a wrap on the AFL
Jim Callis, Jonathan Mayo and Jason Ratliff tie a bow on the 2021 Arizona Fall League by breaking down the championship game and taking a closer look at this year's award winners, including MVP Nelson Velazquez of the Cubs and Pitcher of the Year Owen White of the Rangers. Jim interviews Reds area scout Sean Buckley, who signed NL Rookie of the Year Jonathan India and the guys look at some off-the-radar 40-man roster additions before dipping into the listener mailbag.
75 min
The Fall Stars Come Out
The latest edition of the Pipeline Podcast focuses on the recently completed Fall Stars Game, which showcases the Arizona Fall League's top prospects and performers
79 min
2021 Fall Stars Game
On the latest edition of the Pipeline Podcast, Jim Callis, Jonathan Mayo and Jason Ratliff focus on the highlight of the Arizona Fall League season, the annual Fall Stars Game. Sticking with the Fall League, they discuss the latest players of the week (White Sox infielder Yolbert Sanchez and Pirates right-hander Roansy Contreras) and interview Pirates second baseman Nick Gonzales. They also break down the correlation between top-rated farm systems and World Series champions and dip into the mailbag for a question about another Arizona Fall League star, Cleveland infielder Jose Tena.
58 min
Arizona Fall League excellence
On this week's Pipeline Podcast, Jim Callis, Jonathan Mayo and Jason Ratliff talk about some standout performances from the Fall League, including Top 100 prospect JJ Bleday. Jim interviewed this week's AFL Hitter and Pitcher of the Week, Cubs prospects Nelson Velazquez and Caleb Kilian. After taking a look at prospects playing winter ball in the Dominican Republic, the trio hit the mailbag hard with several fans' questions.
62 min
A (Fall) Classic Episode
A (Fall) Classic Episode
65 min
All things Arizona Fall League & Lars Nootbaar ...
With the Arizona Fall League underway, Jim Callis, Jonathan Mayo and Jason Ratliff talk about some of the early standouts, including the Mets' Brett Baty, Cardinals' Zach Thompson, Phillies' Bryson Stott, Nationals' Cole Henry and Rangers' Justin Foscue and Owen White.
67 min
It's all about Tork!
It's all about Tork!
57 min
Packed Pipeline Podcast!
Jim Callis, Jonathan Mayo and Jason Ratliff have a lot to discuss in the latest edition of the Pipeline Podcast, starting with the loaded rosters in the Arizona Fall League, which is set to kick off on Oct. 13.
68 min
Prospect Team of the Year | Best debuts by 2021...
Jim Callis, Jonathan Mayo and Jason Ratliff make their picks for the 2021 MLB Pipeline Prospect Team of the Year, led by Yankees' Anthony Volpe, Kansas City's Bobby Witt Jr. and M.J. Melendez and Orioles right-hander Grayson Rodriguez.
59 min
Prospects in the MiLB postseason
As the Minor League playoffs get underway, Jonathan Mayo, Sam Dykstra and Jason Ratliff look at the 14 Top 100 prospects who are part of the postseason action and they rank each of the nine series based on prospect talent. They also discuss the impressive big-league debut of Rays right-hander Shane Baz, and Sam and Jonathan break down the newest addition to the Top 100 Prospects list, Mariners 2021 first-rounder Harry Ford. And they wrap up by answering a couple of questions in the Mailbag.
59 min
Grayson Rodriguez is in the house!
Not only do Sam Dykstra and Jonathan Mayo talk about Grayson Rodriguez as one of the top prospects who could compete in the Minor League playoffs AND discuss him as one of the hottest pitchers down the stretch of the 2021 season, but the Orioles' future star join the duo to talk about his 2021 season
52 min
Looking ahead to the 2022 Draft
Fresh off their Top 20 lists of the top high school and college players in the Draft Class of 2022, Jim Callis and Jonathan Mayo break down the strengths of each group, led by Termarr Johnson at Mays High School in Georgia and Brooks Lee at Cal Poly. And when the Draft is involved, Jim and Jonathan must hold their own version, each picking 10 players from the class. The rest of this week's episode turned to Minor League prospects, from the hottest hitters in the Minors to a new addition to the Top 100 list, before finishing things off with the Mailbag.
61 min
International affairs
Jesse Sanchez joins Jim Callis, Jonathan Mayo and Jason Ratliff to discuss the new Top 50 International Prospects list, led by 16-year-old Dominican shortstop Roderick Arias, who is expected to sign with the Yankees. Jim, Jonathan and Jason also discuss the recent farm system rankings and the strong correlation between being at the top of that list and subsequent success at the big league level. They then spotlight the three newest additions to the Top 100 Prospects list and wrap up by answering a question from the mailbag.
65 min
New farm system rankings
Jim Callis, Sam Dykstra and Jason Ratliff break down MLB Pipeline's new farm system rankings in the latest edition of the MLB Pipeline Podcast. They discuss the three best systems (Orioles, Mariners, Marlins), plus four on the rise (Pirates, Rangers, Red Sox, Reds) and why the White Sox sinking to the bottom somewhat reflects their big league success. Also on tap: a rare Top 100 Prospect pitching debut against another Top 100 prospect (Edward Cabrera vs. Josiah Gray), the latest addition to the Top 100 list (Indians RHP Daniel Espino) and a couple of questions from the mailbag.
55 min
The updated prospect rankings are out!
The Top 100 Prospects, team Top 30s and Top 10 by Position lists have all been updated, and Jim Callis, Jonathan Mayo and Jason Ratliff break down the Top 100. They discuss trends and demographics (an all-time low number of pitchers on the list, and an all-time high number of catchers and shortstops), the Top 10 overall, the highest risers on the list, the biggest falls, the highest-ranked newcomers and where 2021 draftees debuted on the list. They also look at which teams are best represented on the list and and answer a listener's question in the mailbag.
67 min
Impact callups and a sneak preview of the new T...
Jim Callis, Jonathan Mayo, Jason Ratliff look ahead to some potential prospect callups that could make an impact down the stretch
60 min
The Double Deadline
Jim Callis, Jonathan Mayo, Jason Ratliff recap the action from last week's trade and draft signing deadlines in this week's Pipeline Podcast.
50 min
Deadline days | And interview with first drafte...
Jim Callis, Sam Dykstra and Jason Ratliff analyze a quartet of recent trades that have involved prospects and discuss more that could be on the horizon as the Trade Deadline nears. They also look at the few remaining Draft picks that have not come to terms on deals ahead of the signing deadline
66 min
Our favorite picks of the Draft
Jim Callis, Jonathan Mayo and Jason Ratliff continue their look at the recently concluded 2021 Draft. Jim and Jonathan pick their favorite selections for each round through the fifth. Much like the scouting industry is forced to do, they then started examining the top prospects in the '22 Draft class. Finally, they turn their attention to pro ball by breaking down recent Top 100 callups in Boston's Jarren Duran, Angels outfielder Brandon Marsh and Dodgers right-hander Josiah Gray, before finishing up, as always, with a question from a listener.
65 min
Draft recap, Futures Game takeaways and more fr...
From Denver, Jim Callis, Jonathan Mayo and Jason Ratliff break down one of the most fun -- and most consequential -- weeks in MLB prospect history. The crew talks through their impressions of the Draft experience and all of the twists and turns in three days of picks, starting with the Pirates’ selection of Henry Davis. Then they discuss the Futures Game, including Spencer Torkelson’s impressive batting practice power display. And finally, they finish the show with takeaways from the High School All-American Game and High School Home Run Derby.
69 min
The busiest prospect week … ever? | And a Bobby...
Jim Callis, Jonathan Mayo and Jason Ratliff run through an updated top 10 mock Draft, look ahead to a jam-packed week including the Futures Game, High School All-American Game and High School Home Run Derby, make their picks for the likeliest Futures Game players to win a batting practice home run derby, dip into the mailbag to answer questions about upcoming mocks and potential surprise picks, and chat with No. 7 overall prospect Bobby Witt Jr. of the Royals.
67 min
The Inaugural Draft Combine
On the latest edition of the Pipeline Podcast, Jim Callis, Jonathan Mayo and Jason Ratliff break down the first-ever MLB Draft Combine and discuss which players stood out the most in North Carolina. In advance of the College World Series finals between Mississippi State and Vanderbilt, they discuss the top Draft prospects for 2021 and beyond still in Omaha. Also on tap: Jonathan interviews Diamondbacks scouting director Deric Ladnier. Plus Blue Jays catcher Gabriel Moreno and Royals first baseman Nick Pratto join the Top 100 Prospects list, and multiple mailbag questions.
66 min
Wander Time
The Pipeline crew sets expectations for No. 1 prospect Wander Franco ahead of his big league debut, updates Draft news with a focus on the MLB Draft Combine, lobbies for a few Futures Game picks including Marco Luciano and Bobby Witt Jr, examines new prospects entering the top 100 and then debates the long-term outlooks for Joe Adell and Jarred Kelenic.
58 min
Draft fever! Catch it!
Jason Ratliff returns to shepherd Jim Callis and Jonathan Mayo through a ton of Draft talk, from the expansion of MLB Pipeline's rankings to 250 for the first time ever, to the top tools in the Draft class and a discussion of five guys who have helium. Then the trio took a victory lap by looking at big leaguers leading the All-Star Game voting who were ranked as top prospects as Minor Leaguers. And finally, they welcomed the Marlins' Jesus Sanchez back to the Top 100 list and finished, as always, with a question from listeners.
56 min