Learn how to use HTTP status codes effectively to communicate the result of each request, provide useful feedback, and follow the HTTP protocol and best practices in your RESTful API design.

Learn about common HTTP status code errors and how to debug them in REST API testing. Find out what tools and techniques you can use to test and verify your APIs.

302 Found - Common way of performing URL redirection. An HTTP response with this status code will additionally provide a URL in the location header field. The user agent (e.g. a web browser) is ...

HTTP status codes go way beyond the 404 and 500 errors we have all encountered. Let's look at what they mean for a non-developer -- and figure out some of the geek humor that’s hidden in their midst ...

Example: AUTH_ERROR AUTH_INVALID_CREDENTIALS; AUTH_EXPIRED_TOKEN; AUTH_INSUFFICIENT_PERMISSIONS; d. Include a Request Identifier. A Request Identifier, often called a Request ID, is a unique string or ...

When Google Maps API responses with OVER_QUERY_LIMIT status code, we should raise an exception instead of retrying. According to the API docs, OVER_QUERY_LIMIT is an indicator that the user is out of ...

The term API stands for application programming interface, a concept that applies everywhere from command-line tools to enterprise code, microservices, and cloud-native architectures.An API is an ...