JSON → curl
ClientPaste JSON and a URL to get a ready-to-run curl with a minified body—handy for reproducing requests without sharing secrets serverside.
Learn more: curl with JSON
Build a single-line curl command with a minified JSON body and Content-Type: application/json—adjust URL and HTTP method for your API.
Secrets
Treat generated commands like any shell snippet: they may contain tokens from your JSON. Redact before sharing logs or screenshots.
JSON → curl
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Emits a single-line curl with JSON minified in --data. Adjust URL and method for your API.
Common use cases
- Reproduce HTTP requests from JSON bodies when filing bug reports or pairing with API docs.
- Generate a single-line curl with Content-Type for quick terminal tests without retyping headers.
- Share a copy-paste command with teammates while keeping the workflow browser-local.
Common mistakes to avoid
Pasting curl into shells without checking quote escaping
zsh, bash, and PowerShell parse quotes differently. If the command breaks, re-wrap the body or use a here-doc in your shell.
Embedding live tokens in shared curl snippets
Rotate secrets if a command with bearer or API keys leaves your machine. Prefer redacted examples for public channels.
FAQ
Is curl text built on your servers?
No. The command is assembled locally from the URL and JSON you enter.
Does this send the request for me?
It only prepares a curl command. Run it yourself in a terminal when you are ready.
More tools
Related utilities you can open in another tab—mostly client-side.
JSON formatter
ClientJSON format online: pretty-print, minify, validate, escape, download .json.
JSON → OpenAPI draft
ClientTurn sample JSON into a minimal OpenAPI 3 paths entry with an inferred schema—YAML or JSON output.
JSON → URL query string
ClientFlat JSON object to application/x-www-form-urlencoded—local only.
Encoding tools
ClientBase64 and URL on this page; hub lists hex, HTML entities, JWT, JSON helpers, crypto, and tokens.