You absolutely can do that, you can literally write "write a song that sounds like X and is about Y" and it will generate multiple songs for you in under a minute for free that sound quite good.

I know how song generators work.

Song that sound good is not equal to song that you will like. Most songs written by people and AI sound good. Nobody need a song that sound bad. But very few songs you will like.

Also, he wrote text by himself, at least in songs I liked.

You absolutely can do that, you can literally write "write a song that sounds like X and is about Y" and it will generate multiple songs for you in under a minute for free that sound quite good.

I know how song generators work.

Song that sound good is not equal to song that you will like. Most songs written by people and AI sound good. Nobody need song that sound bad. But very few songs you will like.

Also, he wrote text by himself, at least in songs I liked.