Abstract
Techniques are disclosed relating to adjusting, via a user interface, parameters (e.g., the gain) of musical phrases in generative music content. A computing system may select a set of musical phrases to include in generative music content. The computing system may determine respective gain values of multiple selected musical phrases. The computing system may mix the selected musical phrases based on the determined gain values to generate output music content. The computing system may cause display of an interface that visually indicates the selected musical phrases and their determined gain values relative to other selected musical phrases. The computing system may receive user gain input that indicates to adjust a gain value of one of the selected musical phrases. The computing system may adjust the mix of the selected musical phrases based on the user input.