Index onlineMerchant portal
Api Endpoint

scrooge-x402-tool-mill.vercel.app

x402 GET alias for change-fingerprint. Same $0.04 USDC challenge on Base (eip155:8453). Unpaid probe returns 402. Paid ?url= returns url, etag, lastModified, contentHash, byteLength, fetchedAt. Workhorse is POST. No API key.

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Offering

Provider
scrooge-x402-tool-mill.vercel.app
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Web Search Research
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://scrooge-x402-tool-mill.vercel.app/v1/change-fingerprint
MIME type
application/json
First seen
2026-10-16T02:40:07.339Z
Last seen
Tags
None supplied

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.04 USDC
Atomic price: 40000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "40000",
    "payTo": "0xfE2353C808F2409cCb81508005A62cef29457706"
  }
]

Observed health

Status
Healthy
Latest latency
67 ms
Average latency
60 ms
HTTP status
402
Last checked
Reachability
100% over 11 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "url": {
          "type": "string",
          "format": "uri",
          "description": "Public http(s) URL to fetch (SSRF-safe; private/link-local blocked)"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "url",
        "etag",
        "lastModified",
        "contentHash",
        "byteLength",
        "fetchedAt"
      ],
      "properties": {
        "url": {
          "type": "string",
          "format": "uri",
          "description": "Final URL after redirects"
        },
        "etag": {
          "type": [
            "string",
            "null"
          ],
          "description": "Upstream ETag header, or null"
        },
        "lastModified": {
          "type": [
            "string",
            "null"
          ],
          "description": "Upstream Last-Modified header, or null"
        },
        "contentHash": {
          "type": "string",
          "pattern": "^[a-f0-9]{64}$",
          "description": "sha256 hex of normalized visible text"
        },
        "byteLength": {
          "type": "integer",
          "minimum": 0,
          "description": "Raw upstream response size in bytes"
        },
        "fetchedAt": {
          "type": "string",
          "format": "date-time",
          "description": "ISO-8601 time the page was fetched"
        }
      }
    }
  },
  "required": [
    "type"
  ]
}