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API Tester

Test API endpoints with different HTTP methods and parameters

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API Tester: Your Complete Solution

Test your RESTful APIs quickly with our online API Tester. Send GET, POST, PUT, DELETE requests and inspect responses directly from your browser without any setup.

Why is it Useful?

The API Tester is an essential tool for developers, QA engineers, and backend teams. It streamlines the process of testing and debugging HTTP APIs:

  • Quickly test API endpoints without Postman or extensions
  • Debug server responses directly in your browser
  • Verify headers, authentication, and body payloads
  • Ideal for frontend-backend integration testing
  • No installation required—accessible from anywhere

Key Features

  • Supports All Methods: GET, POST, PUT, PATCH, DELETE
  • Custom Headers: Add auth tokens and headers easily
  • Request Body: Send JSON, form-data, or raw payloads
  • Live Response Viewer: View status, headers, and response data
  • History Tracking: Optional session-based request history

How to Use?

  1. Enter the API endpoint URL
  2. Select the HTTP method (GET, POST, etc.)
  3. Add headers, parameters, or a request body if needed
  4. Click the "Send" button to initiate the request
  5. View the response details including status and body

Use Cases

The API Tester is ideal for:

  • Developers: Test new or updated endpoints
  • Frontend Engineers: Verify API response structure
  • QA Testers: Perform functional API testing
  • DevOps: Monitor and debug services during deployments
  • Students: Learn how REST APIs work interactively

Benefits

  • Instant feedback: Test APIs in real-time
  • No setup: Use in-browser without downloads
  • Cross-platform: Works on desktop and mobile browsers
  • Improves debugging: Visualize request/response cycles
  • Time-saving: Fast alternative to full-featured tools like Postman

Frequently Asked Questions

Which HTTP methods are supported?

You can send GET, POST, PUT, PATCH, DELETE, and other custom methods.

Can I send headers and authentication tokens?

Yes, you can add custom headers including Bearer tokens.

Is there support for JSON and other payloads?

Yes, you can send JSON, raw text, or form data in the body.

Do I need to log in to use the API Tester?

No login is required. You can use it instantly and anonymously.

Can I see the response status and headers?

Yes, full response details including status, headers, and body are displayed.