PDF.ai is a Chrome extension tool that uses artificial intelligence to interact with PDF documents. The primary function of this AI software is to parse text from PDFs and generate summaries, extract information, or answer questions depending upon the user’s need, making the process of handling PDFs more efficient and manageable. Additionally, PDF.ai includes specialized features like Resume AI Scanner that provides an overview of resumes and generates questions for candidate assessment. It also offers AI tools for invoice scanning, quiz generation, and other document management aids. This makes it a versatile tool for personal or business applications in information processing tasks.