Serina is an invoice automation software that automates the entire invoice lifecycle for businesses. It uses AI and machine learning to automate data entry, invoice generation, approval workflows, and payment processing. The software is designed for accounts payable teams and supports automated capture, validation, and workflow management. It integrates with existing finance systems and offers scalable solutions for medium to large enterprises. Key features include LLM-driven OCR for data extraction, cloud-based approvals, and reporting and analytics. Serina aims to reduce manual errors, speed up processing times, and provide expense visibility.