Phidata is a platform designed to enhance Large Language Models (LLMs), with added memory, knowledge, and tools enabling them to have long-term conversations, store business context information, and perform various actions like data extraction from an API, sending emails, or querying a database. The platform provides comprehensive documentation, templates, and references for users to get started. Several AI applications have been developed using Phidata, with examples like PDF AI, ArXiv AI, and HackerNews AI given.