BrainyPDF is an AI-powered tool that enables users to ask questions and receive answers from any PDF document. It offers features such as context-sensitive text adjustments, AI-powered editing, and seamless integration with a variety of languages, making it a versatile tool for students, researchers, and professionals. With BrainyPDF, users can annotate, edit, and interact with PDFs to enhance their learning and research capabilities.

Markup is an online annotation tool that transforms unstructured documents into structured formats. Powered by GPT-4, it simplifies the process of creating structured datasets from free text, facilitating various NLP and ML tasks such as named-entity recognition. Markup supports a variety of file types, including PDFs, images, and web pages, allowing for versatile document annotation. It is designed to save time and improve accuracy in data preparation, making it an essential tool for data scientists, researchers, and developers.