No, Tate and Miles do not currently have a baby. As far as we know, the two are not parents yet. There's no indication that they are expecting or planning to have a baby any time soon.
However, having a baby is an important life decision and one that should not be taken lightly. If Tate and Miles are considering starting a family, they should make sure they are both financially and emotionally ready before taking the plunge. It's also important to consider if they're in a strong and supportive relationship where they could both provide the necessary care for a child.