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Powering home automation with WebSocket APIs
In Part 1 of this series, we learned about the WebSocket protocol and how to set up our own WebSocket server in…
How to choose between REST vs. GraphQL vs. gRPC vs. SOAP
To create the Postman Open Technologies Knowledge Base API, I’ve been following our team’s internal API design playbook, which covers the strategy,…
What Is a SOAP API?
Originally published by Kin Lane on September 16, 2020 Simple Object Access Protocol (SOAP) is a message specification for exchanging information between…
Get started using Google Cloud APIs to manage cloud infrastructure
It’s not just developers who rely on APIs. DevOps engineers and data engineers also use APIs for many reasons, including to manage…
What is an API key?
An API key is a unique string of randomly generated characters that is used to authenticate clients and grant access to an…
How to persist Postman variables
In programming, variables allow you to store and reuse values throughout your code. You can also use variables in Postman to define…
Introducing Postman Assets Scaffolding to automatically build Postman assets
Today, we’re announcing a new tool known as Postman Assets Scaffolding (PAS), which is available in the Postman Public Workspace. This exciting…
Build an API with Postman, Node.js, and MySQL
This guest post was written by Greg Bulmash, author of Hell on $5 A Day, blogger at LetMyPeopleCode, and content creator for…
Advanced FQL expressions in Postman Flows
With the recent launch of Postman Flows, more and more people around the world are starting to create and experiment, familiarizing themselves…
How Postman uses JSON Schema
The Postman API Platform offers a rich set of solutions for every step of the API lifecycle. Through the years, we have…
What I learned from interviewing potential users before designing an API
I’ve been working on the Postman Open Technologies Knowledge Base project with the goal of implementing the Knowledge Base API. I’ve followed…
The 5 dimensions of API consistency
API governance often rhymes with consistency because consistent APIs significantly maximize the value generated by APIs. But achieving the creation of APIs…











