Developer utilities · API debugging
Make every API response
make sense.
Build requests, inspect responses, format JSON and keep a lightweight local history — all in one focused workspace.
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Request builder
Configure and send an HTTP request
Request headersEnter a JSON object
Request body
Used for POST, PUT and PATCH requests.
⌁ Requests leave your browser and contact the target URL.
Response inspector
Headers, status and response body
{ }
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Recent request history
Locally saved responses from this browser
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Your recent test requests will appear here.
Code snippets
Generate a small fetch example from the current request
// Configure a request to generate a fetch snippet.
JSON formatter & validator
Validate, format or minify a JSON payload locally
JSON not validated yet.
Webhook payload inspector
Paste an example event payload to see a quick structural summary
Waiting for inspection
Inspect to count top-level fields, nested objects, arrays, and estimate payload size.