I gotta say, quick Tip: Tame Empty AI API Responses in Under 10 Minutes I still remember the night I spent four hours debugging a chatbot that kept returning blank strings. My cofounder was convinced I had broken the server. I had not. The issue, as it turned out, was that I had leaned too heavily on a single proprietary endpoint — a so-called "walled garden" provider who shall not be named — and their rate limiter had quietly swallowed my prompt before it ever reached the model. The response ca