API Tester

API Tester — Send HTTP requests and inspect responses from your browser. Free online tool; may contact third-party services. No signup.

Privacy note: This tool makes requests to external services to work. Do not enter sensitive or confidential information.

About this tool

API Tester: Send HTTP requests and inspect responses from your browser. This tool may contact third-party services to complete the request. Do not enter sensitive or confidential information.

How to use

  1. Open API Tester and enter the domain, URL, or query required.
  2. Start the lookup or request (contacts a third-party service).
  3. Review the returned details.
  4. Repeat with another input if needed.

FAQ

What does API Tester do?

Send HTTP requests and inspect responses from your browser.

Does API Tester contact external services?

Yes. It may send the query you enter to a third-party service to complete the task. Do not enter secrets.

Is API Tester free?

Yes. It is free to use with no signup required.

How do I use API Tester?

Open the API Tester tool, then open API Tester and enter the domain, URL, or query required.

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