LlamaCloud has launched LlamaSheets, an API currently in beta, designed to transform complex spreadsheets into AI-ready data by using semantic understanding to handle the structured numerical data, formatting, and hierarchies present in spreadsheets. The API processes any .xlsx file and outputs parquet files, making the data useable for AI agents and other applications. It employs a multi-stage pipeline that includes feature extraction, clustering, intelligent region classification, adaptive table segmentation, and hierarchical structure preservation to effectively extract and preserve data. LlamaSheets is available through a Playground UI, Python SDK, and REST API, and aims to enable AI automation for various spreadsheet workflows such as financial analysis and budget parsing. During the beta period, the focus will be on performance optimization and enhancing data extraction accuracy, with user feedback encouraged to shape its future development.