AIVA is an AI powered tool for Windows, Mac and Web that makes music creation incredibly easy. You can start from a predefined style such as Jazz, Sea Shanty, Fantasy, Old School Rap or more, or you can upload inspirations in MP3 or MIDI formats that will be used as the basis of creating new music. Once you have created your song, you have full DAW like editing abilities to alter all aspects of your creation. Once happy with your music you can download it in MP3 or MIDI format.
AIVA is described as:
Whether you are an independent game developer, a complete novice in music, or a seasoned professional composer, AIVA assists you in your creative process. Create compelling themes for your projects faster than ever before, by leveraging the power of AI-generated music.
There is a full functioning free version, just be very aware of the license limitations of each tier. You can check out AIVA at https://aiva.ai. You can see the licensing tiers in the image below.
You can see AIVA in action in the video below, standard disclaimers apply, we are not responsible for burst eardrums!