cURL Diff — Free Online Tool

Compare two cURL commands and isolate changes in URLs, headers, flags, methods, or request bodies.

This private tool runs locally in your browser. Your text is never uploaded or sent to a server.

How to use cURL Diff

Paste the first cURL command
Paste the second command
Inspect the highlighted request differences

Example

Quickly reveal that one request uses a different Authorization header or JSON field.

Useful tips

Remove real credentials before sharing results
Format both commands first for easier reading

JavaScript enables the interactive tool above.

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