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4.8(201 reviews)

API Tester

Test REST and GraphQL endpoints directly from your browser. Send GET, POST, PUT, DELETE requests with custom headers and bodies.

100% Client-Side Sandbox Instant Processing Automatic File Purge 26.1k runs executed

Verifying authorization session...

Workflow Guide

How API Tester Works

Follow these simple steps to process your files or code with maximum accuracy.

Select HTTP method and enter the target API endpoint

Add request headers and JSON payload body if needed

Click 'Send Request'

Inspect headers, response body, and execution latency

Specifications

Features & Capabilities

Engineered for production reliability, client-side speed, and clean output.

Supports GET, POST, PUT, PATCH, DELETE, and OPTIONS

Custom HTTP headers, Bearer tokens, and Basic Auth

Colorized JSON response viewer with status code & latency metrics

Export requests to cURL, Fetch, or Axios syntax

Client-Side Privacy Guarantee

All transformations take place directly inside your device's browser memory. Your files are never stored on external disk arrays, eliminating any risk of unauthorized data exposure.

Frequently Asked Questions

Common questions about using API Tester.

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