Melso provides a comprehensive online accounting and tax solution tailored for freelancers and self-employed individuals in Spain, integrating an AI-driven assistant with digital tax tools and professional tax advisors. This service aids users in managing their invoices and expenses effectively, tracking their income and expenditures, adhering to a tax calendar, and obtaining assistance regarding Spanish tax regulations via the app or WhatsApp. Users have the option to link their email and Google Drive accounts to easily access their records, while also being able to authorize compatible AI clients using OAuth and the Model Context Protocol (MCP) for seamless business record management and work preparation. Melso’s team of experts meticulously prepares and reviews tax returns based on the specific activities and tax profiles of each customer. Before submitting the finalized draft to Spain’s tax authority, customers must approve it directly within the app; the forms and services offered are contingent upon the agreed-upon scope of work. Additionally, the AI agent is capable of generating invoices and sending them after receiving the customer's consent, all while adhering to account permissions and necessary service conditions. This innovative approach streamlines the tax process, making it easier for users to stay compliant and organized in their financial matters.