If you connect various steps of what can already be done well, such as melody generation (my project), lyrics generation, singing voice synthesis, chord generat

If you connect various steps of what can already be done well, such as melody generation (my project), lyrics generation, singing voice synthesis, chord generation, and various semi-automated VST plugins with generation features, you can create some good stuff already. Automating them completely is not even a huge leap forward but you'll still need to do some cherry picking of the results.