A: Hello! Pismo operates using GPT-4o mini - no API keys needed! Pismo's main point of convenience, when compared to similar apps is that it works globally across all text applications, without any need for integration or plugins. Pismo employs a convenient system of hotkey shortcuts that simplifies workflow, and offers options to add custom prompts for working with text - meaning that there is virtually no limits to what you can do with our app, save for your imagination!