Go Back to home page nothing to see here 
For Cloudflare team or MVP who knows more understanding of this topic, sorry if I did any mistakes regarding the post is about.
Partially correct.
No.
Nope.
https://support.cloudflare.com/hc/en-us/articles/115000224192-Billing-for-Argo
in the Cloudflare website I saw it advertised as “free”
I Just Said That Like 2 hours Ago
Cloudflared is free and available on GitHub. And mandatory to run tunnels.
Argo Tunnel itself is billed by usage.