API Tester

Online HTTP API interface testing tool supporting GET, POST and other request methods with real-time response viewing

Request Configuration

Usage Instructions

Supported Features

  • Support for GET, POST, PUT, DELETE, PATCH requests
  • Custom headers and request body
  • Response time statistics
  • Formatted response content display

Use Cases

  • API interface development and debugging
  • Third-party interface testing
  • RESTful API validation
  • Interface performance testing

Important Notes

  • Limited by browser CORS policy, some APIs may not be directly testable
  • Do not test sensitive information in public environments
  • Headers must be in valid JSON format