What is OpenAPI? – OpenAPI Initiative
It is an open standard for describing your APIs, allowing you to provide an API specification encoded in a JSON or YAML document. It provides a comprehensive dictionary of terms that …
Open API - Wikipedia
In contrast to a private API, an open API is publicly available for all developers to access. They allow developers, outside of an organization's workforce, to access backend data that can …
What Is OpenAPI? | Swagger Docs
OpenAPI Specification (formerly Swagger Specification) is an API description format for REST APIs. An OpenAPI file allows you to describe your entire API, including: Contact information, …
What Is an Open API and How Does It Differ from Traditional ...
What is an Open API? An Open API (sometimes called a public API) is a set of protocols and tools that allows developers to access the functionality of software programs or platforms …
What is Open API? Advantages, Disadvantages & Examples
Oct 6, 2025 · To summarize, OpenAPI is a RESTful API specification describing APIs that conform to RESTful architecture. A specification provides an interface for letting humans and …
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What is Open API (Public API)? | Definition from TechTarget
Oct 13, 2021 · An open API, also called public API, is an application programming interface made publicly available to software developers. Open APIs are published on the internet and shared …
What is OpenAPI? Introduction to OpenAPI Specification (OAS)
Oct 13, 2025 · OpenAPI Specification (OAS) has become the standard way to define HTTP APIs. Like a universal adapter, an OpenAPI definition describes API methods and metadata, …
What is OpenAPI: Definition, Usage, and Examples of OpenAPI
Feb 24, 2024 · OpenAPI is an industry-standard framework for designing, creating, documenting, and consuming REST APIs.
What is an Open API? Benefits, Challenges, and Strategic ...
May 8, 2024 · An open or public API is a freely accessible application programming interface (API) that allows you to interact with a software application or service. Without restrictive …
OpenAPI overview | API Gateway | Google Cloud Documentation
Oct 15, 2025 · This page describes some of the benefits to using OpenAPI, shows a basic OpenAPI document, and provides additional information to help you get started with OpenAPI. …