Cloud Run is a fully managed compute platform by Google Cloud that allows developers to run containerized applications in a serverless environment. It automatically scales applications up or down based on incoming traffic, meaning you only pay for the resources you use. This makes it ideal for applications with variable workloads. With Cloud Run, you can deploy your code quickly without worrying about the underlying infrastructure. It supports any programming language or framework that can be packaged in a container, providing flexibility for developers. Additionally, it integrates seamlessly with other Google Cloud services, enhancing its functionality and ease of use.