Response
Powerful Features
Multiple Request Methods
Support for all standard HTTP methods including GET, POST, PUT, DELETE, PATCH, HEAD, and OPTIONS.
Authentication Methods
Basic Auth, Bearer Token, OAuth 1.0, and OAuth 2.0 support for secure API testing.
Syntax Highlighting
Beautiful syntax highlighting for request and response bodies with JSON formatting.
Performance Analysis
Detailed timing information and visualizations to analyze API performance.
Custom Headers & Params
Easily add, edit, and manage custom headers and query parameters for your requests.
Offline Testing
Test your API calls directly in the browser without sending actual requests to servers.
How to Use API Tester
Configure Your Request
Select your HTTP method, enter the API URL, and add any headers or parameters as needed.
Set Up Authentication
Choose the appropriate authentication method for your API and provide the required credentials.
Send & Analyze Response
Click Send Request and view the response, headers, and timing information to debug your API.