Inside the Mets' Pitching Pipeline: The Next Wave Heads to Queens

New York's Mets have already showcased the fruits of their minor-league pitching development this season with the big-league call-ups Nolan McLean, Jonah Tong and Brandon Sproat. Those promotions symbolize the payoff from a multi-year investment in arms development across their farm system. Yet the pipeline runs deeper than those three, with a broader group of pitchers in the upper levels who could be Queens-bound in the near future. Dan McKinney, the pitching coach at Binghamton, told The Post that a sizable portion of the system has reached a level of readiness that could translate to major-league appearances in the next year or two, including players who were part of a 90-win Double-A club this year. The success at the Double-A level, McKinney suggested, reflects the cumulative effect of instruction, workload management and exposure to advanced hitters.

McKinney outlined what to expect from the next wave, describing a group spread across the higher levels who have progressed through the organization’s development plan. He highlighted pitchers who have demonstrated a solid three-pitch mix, growth in command and the ability to navigate different hitters. The coach emphasized durability and the maturity to attack hitters with a coherent plan, noting that several arms have already shown the poise to handle increased workloads. While exact timelines vary, McKinney said the indicators point toward a cohort that can contribute in the majors in the ensuing seasons, either as a mid-rotation starter or as bullpen depth depending on the pathway each arm takes.

Those assessments align with the Mets’ broader approach of building depth and momentum simultaneously. With McLean, Tong and Sproat already in the majors and delivering quality innings, the organization appears to be counting on continued progress from a broader group that has quietly matured over the past few seasons. The year’s 90-win Double-A club underlines the environment where these pitchers have refined their craft: a high-performing roster that pushes young arms with competitive game scenarios and instruction focused on pitch structure and sequencing.

Scouts and evaluators say the system has quietly stacked a blend of projectable right-handers and left-handers whose development paths overlap and diverge. Some pitchers are on track for a quicker arrival, while others might spend additional time refining their secondary offerings or adjusting their approach to hitters in crucial situations. The Mets’ development staff has prioritized repeatable delivery, improved strike-throwing ability and better breaking balls. As those elements click, the pipeline could deliver a forceful entry into the majors, whether in long relief or in the back end of a rotation that has seen turnover in recent seasons.

While the timeline remains fluid, team officials and scouts say the next wave could arrive sooner than fans expect. The organization’s patient approach to promoting arms—ensuring pitchers are ready for uneven workloads, high strike counts and the mental demands of the majors—appears to be paying off, with a deep group of potential contributors in the wings. For Mets fans, the message is clear: the next generation of starting and relief arms is taking shape in the minors, equipped with the tools to impact a rotation that has battled injuries and inconsistency in recent years. The hope is that several of these arms will be ready to join McLean, Tong and Sproat in Queens in the not-too-distant future.