This blog post outlines the author's journey of building an agentic application for the Docling document preprocessor using the Model Context Protocol (MCP). It details the challenges faced in processing documents from unstructured formats to structured data, the enhancements made to Docling for better document handling, and the development of a specialized client to optimize user input and output. The post provides insights on the practical application of MCP in improving efficiency and user experience for document editing.