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API Tester

Send HTTP requests to any API endpoint and inspect the response status, headers, and body — right in your browser.

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How to use

  1. 1Choose a method (GET, POST, PUT, PATCH, DELETE) and enter the endpoint URL
  2. 2Add any required headers, and a request body for non-GET requests
  3. 3Click Send and review the response status, headers, and formatted body

Why use this tool?

Quickly testing an API endpoint shouldn't require installing a desktop app. This tool lets you send real HTTP requests and inspect the full response directly in your browser, with automatic JSON formatting for readable output.

Frequently asked questions