Co-founder and CEO of LangChain, a business built on open-source Python/Typescript libraries that aims to make it simple to create Language Model applications, is Harrison Chase. He oversaw the machine learning team at Robust Intelligence, an MLOps firm that specializes in testing and validating machine learning models, oversaw the entity linking team at Kensho, a financial startup, and studied statistics and computer science at Harvard before founding LangChain.