API Status Code Explainer
Type any HTTP status code or browse by category to learn what it means, when an API returns it, and how to handle it in your code.
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Frequently asked questions
It lets you search any HTTP status code, such as 404 or 503, and explains its official name, category, plain English meaning, when an API returns it, and how to handle it.
401 means you are not logged in or your token is invalid, so try logging in again. 403 means you are logged in but you do not have permission to access that resource.
Slow down your requests and wait for the time shown in the Retry-After header before trying again, instead of sending more requests immediately.
Yes, it is completely free to use online with no signup.