Inkster is a GPT (a type of application built on top of ChatGPT) that serves as a conceptual artist for tattoo design ideas. As its core functionality, Inkster aids in the conceptualization and design of bespoke tattoos based on user input. Whether it's a design idea for a nature-themed tattoo or a query about symbols representing strength, Inkster is effectively programmed to understand and provide intricate responses that are relevant to the tattoo universe. Furthermore, it can generate design concepts that incorporate and merge various design elementsfor instance, blending a lion and a clock, or integrating family elements into a tattoo design. However, to interact with Inkster, requires a subscription to ChatGPT Plus. As an AI-based artist for tattoo concepts, Inkster is not only a novel resource for tattoo enthusiasts, but it may also be helpful for professional tattoo artists looking for fresh design concepts or ways to integrate specific elements into their tattoo designs. Please note, Inkster is a conceptual tool and should be used as a springboard for ideas. Consultation with a professional tattoo artist for final designs and safety considerations is recommended.