WorkspaceAPI & Network ToolsClient-Side Sandbox

REST API Tester

Full-featured HTTP client supporting GET, POST, PUT, PATCH, DELETE, custom headers, query params, JSON/raw bodies, timing, and request history.

Route via SSRF-Protected Server Proxy (bypass CORS)

Tap Send Request above to inspect HTTP status, latency, headers, and formatted JSON response.

How to Use REST API Tester

Select HTTP method (GET, POST, PUT, PATCH, DELETE), enter the URL, and configure headers or body.
Click Send Request to inspect status code, latency (ms), payload size, response headers, and formatted JSON.

Run / Process tool outputCtrl + Enter

Copy primary output to clipboardCtrl + Shift + C

Open global command paletteCtrl + K

Construct raw RFC 9110 HTTP/1.1 request messages and generate matching Fetch, Axios, Python Requests, and Go net/http snippets.

Parse raw HTTP request/response header blocks or inspect live URL response headers with security & caching explanations.

Searchable reference of HTTP 1xx–5xx status codes with RFC 9110 definitions, retry semantics, and typical API use cases.

Format raw API responses, extract nested data envelopes, inspect field types, and generate TypeScript interfaces automatically.

Convert cURL command lines (-X, -H, -d, --data-raw, -u) into clean modern JavaScript/TypeScript `fetch()` calls.

Transform cURL commands into async/await Fetch, Axios, and Node.js `https` request implementations.