Read docs Updated 2026-06-17
What is ReqRes?
ReqRes is a hosted REST API providing simulated endpoints that return static JSON data over HTTPS without authentication.
It is useful for frontend developers and testers who need a reliable external service to validate AJAX requests and API integration code.
What you can build with ReqRes
Frontend client testing
Developers use ReqRes to test HTTP requests and response handling in web or mobile apps without needing a live backend server.
API prototyping
Quickly prototype UI components and data flows by fetching consistent JSON from endpoints like /users or /login during early development stages.
Learning REST basics
New developers practice making GET, POST, PUT, and DELETE calls and handling JSON responses using real HTTPS endpoints with zero setup.
Get started with ReqRes
- 1Visit reqres.in to view available endpoints and sample responses
- 2Pick an endpoint such as GET /api/users/2
- 3Send a request via curl, browser, or HTTP client library
- 4Inspect the predefined JSON returned in the response body
- 5Copy the response structure into your application code or tests
ReqRes: pros & cons
Pros
- +No authentication or sign-up required
- +Always returns consistent, valid JSON
- +HTTPS endpoints ready for immediate use
- +Ideal for client-side testing and demos
Cons
- –Responses are static and cannot be customized
- –Limited to a small set of predefined endpoints
- –Not suitable for production or real data storage
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Frequently asked questions
ReqRes is a free public REST API service that provides predefined JSON responses for testing and development purposes.
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