Validate EU VAT Numbers in Claude Desktop, Cursor, and ChatGPT — Official MCP Server

This article announces the release of vatnode-mcp, an official Model Context Protocol (MCP) server that enables AI assistants like Claude Desktop, Cursor, and ChatGPT to validate EU VAT numbers and retrieve registered company names directly within the chat interface. It explains what MCP is, how to install the vatnode server, and the tool's utility for EU B2B operations.