JSON Minifier / Prettifier

Parse a JSON text string and re-serialize it as the most compact form, or as an indented human-readable form.

Free tier eligible — 500 calls/month with a free key from /pricing; x402 pay-per-call above quota.

Parameters

Parameter	Type	Required	Description
`json`	string	required	Raw JSON text to reformat
`mode`	string	optional	minify \| prettify (default minify) One of: minify, prettify
`indent`	integer	optional	Spaces per indent level for prettify, 1-8 (default 2)

Call it over MCP (JSON-RPC 2.0)

curl -s https://wingmanprotocol.com/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": {"name": "json_minify_prettify", "arguments": {"json": "example"}}}'

Or plain HTTP

curl -s https://wingmanprotocol.com/tools/json_minify_prettify \
  -H 'Content-Type: application/json' \
  -d '{"json": "example"}'

Try it live

Edit the JSON and run it — this POSTs to https://wingmanprotocol.com/tools/json_minify_prettify from your browser.

This tool is x402-metered — agents pay per call with USDC on Base. The 402 response below is the standard x402 payment-requirements envelope: sign the EIP-3009 authorization and retry with the X-Payment header, or get a free key at /pricing (500 calls/month, no card, no crypto).