Hmm...it uses the CDN's servers. So "no server" or "getting rid of the server" seems a tad inaccurate.
We have to stop this. Words are either effective at communicating the speakers meaning or not. We all know what is meant by serverless and "without a server" and so you are only introducing ambiguity by purposely confusing the actual meaning with the literal meanings of the individual words. If I call someone an asshole nobody is like "but actually an asshole is just one part of..."
Please feel free to furnish us with a definition that includes this product but excludes the existing solutions.