API Request Tester

Key Features

• Supports common HTTP methods including GET, POST, PUT, PATCH, and DELETE
• Accepts custom headers and request body input
• Displays response status, headers, body, timing, and size
• Useful for smoke testing APIs and debugging webhook-style endpoints
• Works well alongside JSON Formatter and Headers Checker

How to Use API Request Tester

1. 1Choose the HTTP method for the endpoint you want to test.
2. 2Enter the request URL and add any required headers.
3. 3Add a request body for methods such as POST, PUT, or PATCH.
4. 4Send the request and inspect status, headers, response body, timing, and size.

REST endpoint smoke test example

After deploying an API route, send a GET or POST request with the expected headers, confirm the response status, then format the JSON response if you need easier inspection.