Free static example · no wallet required
Structured diff
Inspect the exact response envelope first. When you need current analysis for your own input, one successful x402 call costs $0.01 USDC on Base or Solana.
No accountNo subscriptionExact USDC priceFresh calls only are paid
Full response envelope
What you receive
Demonstration data only. The paid endpoint returns a fresh result and settlement receipt.
{
"request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
"service": "developer.structured-diff",
"version": "1",
"data": {
"beforeSha256": "242eb38c815b9bab51819f9aa7ebd832666455dbfce03671aae54cc93abafcdb",
"afterSha256": "1491b575597fbdbb636572aa4cf9ac93e424273a4aa920242398844866dd2a0f",
"format": "json",
"changed": true,
"changeCount": 2,
"changesReturned": 2,
"changesTruncated": false,
"changes": [
{
"op": "replace",
"path": "$.features.export",
"before": false,
"after": true
},
{
"op": "replace",
"path": "$.status",
"before": "draft",
"after": "approved"
}
]
},
"meta": {
"duration_ms": 42,
"cached": false,
"sources": [],
"warnings": [],
"next_actions": []
}
}Example request
Input JSON
{
"before": "{\"status\":\"draft\",\"features\":{\"export\":false}}",
"after": "{\"status\":\"approved\",\"features\":{\"export\":true}}",
"format": "json"
}Delivery contract
One paid POST
Compare JSON or YAML deterministically and return source hashes plus machine-readable additions, removals, and replacements by path with explicit truncation evidence.
POST /v1/developer/structured-diff
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