GraphQL is an open‑source query language for APIs and a server‑side runtime. It provides a strongly‑typed schema to define relationships between data, making APIs more flexible and predictable.

GraphQL supports reading, writing (mutating), and subscribing to changes to data (realtime updates – commonly implemented using WebSockets). [10] A GraphQL service is created by defining types …

Mar 10, 2026 · GraphQL is a powerful query language for APIs developed by Facebook that allows clients to request exactly the data they need. It provides a flexible and efficient alternative to …

GraphQL: APIs for humans and agents GraphQL is the developer-friendly query language for the modern web. It transforms how apps fetch data from an API, enabling you to get exactly what you …

Learn what GraphQL is and how it works. Discover topics from the most basic concepts, like how GraphQL works, to usage topics like GraphQL schema, mutation, subscription, and many more.

Nov 14, 2025 · What is GraphQL? GraphQL is an architectural style for delivering data- and content-focused APIs using HTTP. Learn more about GraphQL APIs and how they work.

Oct 23, 2024 · A Beginner’s Guide to GraphQL: Understanding the Basics with an Example GraphQL is a powerful query language for APIs, allowing clients to request only the data they need from a server.

GraphQL.js provides two important capabilities: building a type schema and serving queries against that type schema. First, build a GraphQL type schema which maps to your codebase.

Fullstack GraphQL Tutorial to go from zero to production covering all basics and advanced concepts. Includes tutorials for Apollo, Relay, React and NodeJS.

GraphQL is a query language for APIs and a runtime for executing those queries against your data.