API Platform apps are super-easy to deploy in production in most cloud providers thanks to the native integration with Kubernetes.
The server part of API Platform is basically a standard Symfony application, that you can also easily deploy on your own servers. Documentation entries to deploy on various PaaS (Platform as a Service) are also available:
The clients are Create React App skeletons. You can deploy them in a wink on any static website hosting service (including Netlify, Firebase Hosting, GitHub Pages, or Amazon S3 by following the relevant documentation.