Celular data on MacBook

Unfortunately, no.

If Apple ever adds a cellular radio to a MacBook, it would be a best seller! 😁

Thanks for asking and have a great day! 😉

No.

La_Guera_Loca wrote:

I would pay a few hundred dollars extra for that feature! We’ll, maybe a couple hundred dollars.

You can certainly let Apple know your thoughts here:

Product Feedback - Apple

Given that most people have phones that can act as a hotspot, I don't see it as being something that would be very popular. In addition to price, it would also probably decrease battery life.

Just set up you phone as a WiFi hotspot.