By creating an OpenAI account and securing an API key, users can begin building customized AI assistants tailored to their unique goals—whether for personal productivity, lifestyle tasks, or business use. The Assistants API goes a step further, offering robust tools like Code Interpreter and File Search to support advanced features and seamless integration into apps. Sam Altman, who is the CEO and cofounder of OpenAI, has noted that AI will become more ubiquitous in our lives than smartphones. He also said that AI agents would be the next super killer app. According to him, an AI agent will do “[w]hat you really want.”