Paste the model ids your code actually calls. This page tells you which are retired, which have a shutdown date and which are fine. Nothing is sent anywhere and nothing is stored - the list lives in the address, so bookmark it or send it to whoever owns the deploy.
Prefer the terminal? python neosignal_check.py . scans a whole repository and prints this same verdict, plus the link back here. Data: /api/watch.json, free, no key.