The Konnor Griffin era is set to begin in Pittsburgh on Friday, and anyone who has seen him play at any level, going back to his amateur days, wouldn't be surprised that it's happened.
That it has occurred so quickly? It's doubtful anyone, even the most bullish on his tools, would have predicted that. Now that it's here, it's hard for anyone involved with Pirates baseball to contain excitement about their top prospect:
"Just put an 80 next to his name for what to expect," one Pirates official told me.
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While no one is actually suggesting the 19-year-old No. 1 prospect in baseball will register an 80 -- that's the top of the 20-to-80 scouting scale reserved for the elite of the elite -- right out of the gate, it does speak to just how immeasurable Griffin's ultimate ceiling is.
Griffin reclassified to be a part of the 2024 Draft class and was perceived to be the best high school talent in the class, though he ranked behind eight collegians on MLB Pipeline's Draft Top 250 as the Draft approached. He had the loudest set of overall tools in the class, but concerns with some holes in his swing kept him out of conversations at the very top of the Draft, and that worked in the Pirates' favor as they were able to nab him at No. 9 overall in the first round.
The idea that we might look back and realize that Griffin was the best player in the class was articulated early, but the prevailing thought was that it would take a good amount of time. He was a more raw prep player with some swing issues, and the Pirates tended to lean cautious when it came to development of young high school talent. It might be a slow boil, but he'd get there.
What no one could have predicted was just how quickly Griffin would show he can adjust, learn and apply new things to his game. He showed it in his first Spring Training in 2025, in his first assignment, to Single-A Bradenton and in each of his two promotions after that during his ascendant first full year of pro ball that ended with him in Double-A as a teenager and as the clear-cut choice to be the No. 1 prospect in baseball.
The tools are undeniable, and the fact that he has all five of them every day he shows up at a ballpark speaks to how he can impact a game even if he's not swinging the bat particularly well. All of them get plus grades, 60 or higher, on the scouting scale. He'll come up in conversations when discussing which prospect has the most power, the most speed, even the best arm and defense. Talk to anyone who has seen him play -- coaches, scouts, you name it -- and the first thing they'll bring up is what a physical specimen and premium athlete he is.
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His 70 speed helped him record an absurd 87 steals in 88 tries as a high school senior, and it clearly translated to pro ball as he swiped 65 bags across three levels last year. He got better and better defensively at shortstop, where talk about him playing the outfield quietly vanished and an arm that had been up to 96 mph off the mound as a prepster is a clear asset.
As a right-handed hitter, it's easy pop to all fields. With the swing changes and adjustments he's made in his brief pro career, there are no longer concerns about his ability to get to that power consistently, with his feel to hit taking the largest leap forward of all his skills.
But it's not just his physicality or his raw tools that make Griffin special. Peek under the hood of any great player and you'll likely see the very rare combination of athleticism and aptitude, with a healthy dose of humility and a tremendous work ethic. Griffin knows he's talented, but is constantly striving to get better, even after all the success he had in 2025.
Yes, he didn't have a good big league camp this year, having a hard time getting his timing down against fastballs and losing some of the approach he had cultivated during his three-affiliate climb last year. He admitted to trying to do too much, the first time he hasn't met the challenge of the moment. Even so, he did get to that power with four homers, showed off his speed and played a solid shortstop.
Every player faces adversity; it's how he responds to it that truly points to the kind of player he can be. And Griffin has been through this, albeit not at as high a level, before. When he first kicked off his pro career, with Single-A Bradenton, he did not set the world on fire, registering high strikeout and chase rates that led to rather pedestrian numbers out of the gate. He adjusted, cut down the swing-and-miss and then took off from there. And this spring, after being sent down, he professionally dealt with the disappointment, hit a reset button and hit .438 with a 1.196 OPS over five Triple-A games ... and that's without being truly locked in.
Big league pitching will obviously present a stiffer challenge than the Single-A Florida State League, but Griffin showed the ability to adjust to better competition at every step last year and there's no reason to feel he won't do that in Pittsburgh. He can help the Pirates win games even if he's not carrying a plus hit tool, but he'll get there with that as well. The biggest thing the Pirates are counting on is Griffin's makeup, his maturity that belies his 19 years. There's no doubt he learned from his uneven Grapefruit League experience and will carry those lessons with him so he meets this moment head-on.