Acceptance hinges on various conditions, influenced by purpose. Different purposes dictate user acceptance factors. Some relate to professional necessity, others to personal tech adoption. This study focusses on voluntary metaverse adoption for product purchase and discerning determinants. The aim of this research is to explore and delineate the determinants that shape the intention to use the metaverse, with a focus on voluntary adoption for product purchase. Using a questionnaire, the study collected primary data from 508 respondents after meticulous data cleaning. Structural equation modelling tested the proposed model, revealing the determinants driving metaverse purchase intent. An artificial neural network probed complex relationships.