Over the last month, we (Amir [@​amirsaffari]​(https://twitter.com/AmirSaffari)) and Aida @aidamash) released an AI-based Twitter bot, called ​“LnH: The Band”​ - @​lnh_ai​, that is capable of composing new music on-demand from a few genres by simply tweeting at it. Behind the scene, it uses a hierarchical sequence model trained on MIDI datasets. The model is capable of learning polyphonic multi-instrumental music, which at the time of writing, is a unique feature among all MIDI models which are usually monophonic and limited to a single instrument.

It has so far succeeded in composing more than 600 new songs in Twitterosphere and quite a few good ones too:

Some coverage by Musically, Lexology, The Next Web