HTTP Status Code Cheat Sheet (1xx-5xx)

A practical reference for HTTP status codes — not just the textbook definition but real-world guidance: which code is right for "user tried to access something they don't own" (403 vs 404), when 422 makes sense over 400, the difference between 502 and 503. Searchable by code or use case.

How to use the HTTP Status Code Cheat Sheet (1xx-5xx)

Browse or filter by code, name, or use case. Each entry has the standard definition plus a "when to use" note and common alternatives to consider.