Kubecost offers real-time cost visibility and insights for businesses using Kubernetes, a platform for managing containerized applications. It helps clients understand their cloud spending by breaking down costs by various Kubernetes elements and allows them to combine these costs with external cloud service expenses. The platform provides recommendations for reducing costs while maintaining performance and sends real-time notifications to alert users about potential issues. Kubecost integrates with tools like Microsoft Teams and Slack, and likely operates on a subscription model.