The service is ok, but if you (rightfully) do not want to be tied to Cloudflare, take a look at Tailscale Funnels. Same concept, but from a company that values the user and their privacy. Also, for regular personal/small user base, free tier is more than enough. And you get a free .ts.net subdomain to use with your apps, if you need that.

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The answer is not real. The tool, on the other hand, is called Perplexity. It “understands” your question, searches the web, and gives you a summary, citing all the relevant sources.