CloudZero helps businesses manage and optimize their cloud costs by providing a platform that monitors spending in real-time. It integrates with major cloud service providers like AWS, GCP, and Azure, allowing users to analyze their expenses and identify savings opportunities. Unlike competitors, CloudZero offers detailed cost metrics without needing perfect tagging of resources and incorporates AI for enhanced analytics. The goal is to enable financial transparency and efficiency in cloud usage, with clients often seeing significant cost reductions within the first year.