I wanted a public page where anyone could click a soccer match and see real probabilities behind it — 1X2, Over/Under, both teams to score, exact scorelines. The model already existed: a Dixon–Coles bivariate Poisson fitted on finished matches. The hard part was never the statistics. It was getting the thing onto a page that costs me nothing and exposes nothing. Here's what I ended up with, and why the obvious approaches don't work. Three options that all fail Call the API fr...