Luminal is an AI-powered website that helps users quickly clean, transform, and analyze spreadsheets. It offers the power of Python for processing spreadsheets without the complexity. Users can process large amounts of data using natural language. Luminal makes Python accessible to everyone and is like having a personal Python expert. Luminal provides an end-to-end solution with configuration, AI transformations, semantic column mapping, advanced formatting, and validation rules. Users can configure columns with data types and apply AI transformations such as summarization and auto-tagging. Luminal also has powerful validation features including visual inspection and bulk fixes.