Lexi is a powerful natural language processing (NLP) tool that performs named entity recognition (NER) inference and clustering on thousands of documents quickly. NLP is a subfield of AI that involves the analysis, understanding, and generation of human language using computational techniques. NLP tasks commonly include language translation, speech recognition, and sentiment analysis, among others. NER involves identifying and classifying named entities such as person names, locations, and organizations into pre-defined categories. Clustering is a technique in machine learning that involves grouping objects in a dataset based on their similarities. Lexi utilizes both NER and clustering to extract structured information from unstructured text data, which can be used for various downstream NLP tasks such as information retrieval and question answering. This tool is particularly useful for businesses and researchers that work with large amounts of text data as it enables them to process and analyze such data quickly and efficiently. The advanced clustering capabilities of Lexi also make it an ideal solution for applications such as market segmentation and image segmentation. Overall, Lexi is a valuable tool for anyone seeking to extract valuable insights and patterns from text data through NLP and clustering techniques.