A Practical Checklist for Debugging a Broken API Request (With Free Browser Tools)

You send a request. You get a 401. Or a 400. Or an empty response and a vague error. Most API bugs come from a small set of causes: a malformed token, bad encoding, wrong headers, or a network problem. The trick is checking them in a sensible order instead of guessing. Here's the checklist I use, with code for each step. Some steps are quicker... Weiterlesen