Deploy a Stream Chat API With ZEIT Now

Stream's Chat API enables the creation of custom messaging solutions using a JavaScript Chat SDK, which requires backend support for JWT token generation and user authentication. The guide explains deploying a Node.js API using MongoDB and ZEIT Now, highlighting necessary steps such as setting up a MongoDB Atlas database, configuring cluster security, and creating a Stream Chat app. It details the process of deploying the project with the Now CLI, including setting environment variables securely with Now Secrets and using a configuration file to manage project settings. The deployment results in a serverless application accessible via a unique domain, allowing developers to prototype and test their chat applications efficiently.