This guide explains what the 204 response code means, when to use it, how it differs from other success codes, and how to test with Postman. It kinda boils down to whether or not you consider it to have been valid for the client to have sent that request. 404 being a client error implies that the client should not have sent that request in the first place. If it's ok for the client to probe URLs, then treat your resources like buckets that may be empty and return 204. The idea that “no response is a response” shifts our perspective, urging us to listen to what remains unsaid. This article dives into the layered meanings of silence and why it’s essential to embrace its role in communication. The Best Way to Return Responses in REST APIs When you build a REST API, your response design matters as much as your endpoint design. Why? Because responses are the contract between your server. We’ll break down the purpose of PUT, explore arguments for and against returning a response body, outline best practices for “null” or empty responses, and examine real-world examples to help you make informed design decisions. Don't want to see ads? This interim response indicates that the client should continue the request or ignore the response if the request is already finished. This code is sent in response to an Upgrade request header from the client and indicates the protocol the server is switching to. Learn how to write effective follow-up emails after no response. Get tips, templates for job applications, sales, networking, and insights to boost reply rates. Learn how to write a follow up email after no response, including timing, tone, subject lines, and common mistakes to avoid. The 204 (No Content) status code indicates that the server has successfully fulfilled the request and that there is no additional content to send in the response payload body. My question is, in the case where there are no next messages do I respond with an HTTP 204 (No Response) or should I simply return ? What's the best practice in this situation?.