Online API Client for REST & GraphQL
A Postman-style API client in your browser: collections, environments, auth, tests, history and code generation — nothing to install.
Help shape Online API Client for REST & GraphQL
The bug you just noticed will fade in 3 minutes. The feature idea will vanish after your next tab switch. Crazy peps don't suffer silently.
Frequently Asked Questions
Browsers only show responses from APIs that allow your page's origin. The tool detects this and explains it; use Copy as cURL to run the same request from a terminal, or enable CORS on your own API.
No. Requests go straight from your browser to the API. Collections, environments and history are saved only in this browser's local storage.
Yes — Postman v2.0 and v2.1 collections, including folders, variables, auth and bodies. Export back to Postman v2.1 at any time.
Yes. Requests to localhost work from this page as long as your local server allows CORS for this origin.
Yes. Pick the GraphQL body type to write a query with JSON variables; it's sent as a standard POST with application/json.