Random User Api
Generate realistic random user data for testing and development
Random User Api Overview
Random User Api is a free, open-source API designed to generate realistic random user data for developers, testers, and designers. It provides authentic user profiles with real names, addresses, emails, phone numbers, and avatars from 21+ countries. The API supports multiple output formats including JSON, CSV, XML, and YAML, making it versatile for various development and testing needs. With no authentication required and a 99.9% uptime guarantee, it's a reliable solution for generating test data quickly and efficiently. The platform is GDPR compliant, ensuring all generated data is fictional and secure.
Random User Api Screenshot

Random User Api Official screenshot of the tool interface
Random User Api Core Features
Realistic User Data
Generate authentic user profiles with real names, addresses, emails, phone numbers, and avatars. The data is based on real user patterns from 21+ countries, ensuring high quality and realism for testing and development purposes.
Multiple Output Formats
Supports JSON, CSV, XML, and YAML output formats, allowing seamless integration with various programming languages and systems. This flexibility makes it easy to use in different development environments and workflows.
High Performance
With an average response time of under 50ms and the ability to generate up to 5000 user records per request, the API is optimized for speed and efficiency. It handles over 1 million API calls per month with 99.9% uptime.
Country-Specific Data
Generate localized user data for 21+ countries, including names, addresses, and phone numbers that match regional conventions. This feature is ideal for testing applications that require region-specific data formats.
No Authentication Required
Start using the API immediately without the need for API keys or registration. This makes it incredibly easy to integrate and use for quick testing and prototyping.
GDPR Compliant
All generated data is completely fictional and fully compliant with GDPR regulations. The API does not use or store any real personal information, ensuring privacy and security.
Seed Generation
Use seed values to generate reproducible result sets, ensuring consistency across tests and development cycles. This feature is particularly useful for debugging and regression testing.
Batch Generation
Generate up to 5000 user records in a single request, making it efficient for large-scale testing and data generation needs. This is ideal for load testing and performance evaluations.
Random User Api Use Cases
Software Testing
Use Random User Api to generate test data for unit tests, integration tests, and end-to-end tests. The realistic data ensures your application handles real-world scenarios effectively.
Prototyping
Quickly populate your prototypes with realistic user data to demonstrate functionality and user flows. This is especially useful for UI/UX designers and product managers.
Load Testing
Generate large batches of user data to simulate high traffic and load conditions. The API's ability to produce up to 5000 users per request makes it ideal for performance testing.
Localization Testing
Test your application's handling of international data by generating user profiles from different countries. Ensure your app correctly displays and processes region-specific formats.
Data Science
Use the API to create synthetic datasets for machine learning and data analysis. The seed functionality ensures reproducible results for consistent training and testing.
How to Use Random User Api
Visit the Random User Api website (https://randomuserapi.com) and navigate to the API Documentation section to understand the available endpoints and parameters.
Choose the desired parameters such as nationality, gender, and the number of users to generate. You can also specify the output format (JSON, CSV, XML, or YAML).
Make a request to the API endpoint with your chosen parameters. No authentication or API key is required, so you can start using it immediately.
Receive the generated user data in your specified format. The response will include realistic user profiles with names, addresses, contact details, and more.
Integrate the generated data into your application, test scripts, or prototypes. You can also save and manage generated users using the local storage feature.