I've given a try to the demo in the webpage. I've asked to tell me which of the first generation pokemon started with the letter C, requesting it to tell me the

I've given a try to the demo in the webpage. I've asked to tell me which of the first generation pokemon started with the letter C, requesting it to tell me their names in reverse. It got stuck. I don't know if they are having some troubles with their demo environment due to the volume of requests in this specific moment, but I'm very hesitant to put something like this in production if it fails with this trivial example.