API Tester

Test REST APIs with advanced features

Collections

History

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🔗Query Parameters

🔗

No query parameters yet

Add parameters to append to your URL

📊Response

No response yet - Click Send to make your first request

Powerful API Testing Features

Everything you need for comprehensive API testing, from basic requests to advanced automation

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Real API Testing

Test actual APIs with full HTTP method support including GET, POST, PUT, DELETE, PATCH, and more.

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Multi-Auth Support

Supports Bearer tokens, Basic authentication, API keys, and custom authentication methods.

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Smart History

Save and manage your test requests with a complete history of all API calls with search.

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Code Generation

Generate code snippets in multiple programming languages for your API requests.

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Auto Testing

Create assertions and test cases to validate your API responses automatically.

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Environment Vars

Manage environment variables and switch between different API environments easily.

Common Use Cases

Discover how our API Tester can help you with different testing scenarios

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REST API Testing

Test RESTful APIs with proper HTTP methods and headers

GET /api/users

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Authentication Testing

Test OAuth, JWT tokens, and API key authentication

Bearer Token Auth

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Response Validation

Validate JSON responses and status codes

Assert status === 200

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Environment Variables

Use variables for different environments

{{BASE_URL}}/api

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Batch Testing

Run multiple tests in sequence

Collection Runner

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Code Export

Export requests as cURL, JavaScript, Python

curl -X POST...

🚀Welcome to API Tester

This tool helps you test and debug API endpoints with ease. Let's get started!

Test any HTTP method (GET, POST, PUT, DELETE, etc.)
Add custom headers and authentication
Environment variables support
Request history and saved requests
JSON syntax highlighting
Code generation for multiple languages

📝Basic Request Setup

Start by entering the URL and selecting the HTTP method.

Method: GET
URL: https://jsonplaceholder.typicode.com/posts/1
Description: This will fetch a sample post from JSONPlaceholder API

💡You can use environment variables like {BASE_URL} in your requests!

🔑Authentication & Headers

Add authentication and custom headers to your requests.

Bearer Token: For JWT and OAuth tokens
Basic Auth: For username/password authentication
API Key: For API key authentication
Custom Headers: Add any custom headers you need

🟢Use environment variables for sensitive data like API keys!

📦Request Body & Parameters

Add query parameters and request body for POST/PUT requests.

Request Body Example (POST):

{
  "title": "My Post",
  "body": "This is the content",
  "userId": 1
}

🔵Query parameters are automatically added to the URL for GET requests.

📊Response Analysis

View and analyze your API responses with enhanced features.

Status Code: Color-coded for easy identification
Response Time: Track API performance
JSON Highlighting: Syntax highlighting for JSON responses
Response Headers: View all response headers
Copy/Download: Save responses for later use

⚡️Advanced Features

Explore advanced features like environment variables and code generation.

Environment Variables: Manage different environments (dev, staging, prod)
Request History: View and replay previous requests
Saved Requests: Save frequently used requests
Code Generation: Generate code in cURL, Axios, Fetch

🟣Ready to start testing! Click "Get Started" to begin using the API Tester.

💡Pro Tips for Better API Testing

Use Environment Variables

Set up variables like {{API_URL}} for different environments

Save Frequent Requests

Use collections to organize and reuse your most common API calls

Add Response Tests

Create assertions to automatically validate status codes and response data

Export to Code

Generate ready-to-use code snippets for your applications