Client Side Only Example, chat with this page.
Because we don't use API keys we don't have any real need for a server.
view the page source, it's _all_ there!
The program doesn't take history into account & yet is has surprising coherence.
View Source and start on line 258.
Do you mean this is a free service? so you can use dummy API key without a server to hide it from the clients? Because it IS defined in line 262 `const API_KEY = "dummy-api-key";`