Not as much as you’d expect probably - fiber lasers are pretty cheap now a days, and depending on accuracy needs, the 3D printer itself could be in the $1k rang

Not as much as you’d expect probably - fiber lasers are pretty cheap now a days, and depending on accuracy needs, the 3D printer itself could be in the $1k range. And making an enclosure to allow argon flooding isn’t going to be much more either.