Calc Vurx

{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Kirsch AJ, Arlen AM, Leong T, et al",
        "doi": "10.1016/j.jpurol.2014.06.019",
        "id": "kirsch-2014",
        "pmid": "25511573",
        "source": "J Pediatr Urol. 2014;10(6):1249-1254",
        "title": "Vesicoureteral reflux index (VURx): a novel tool to predict primary reflux improvement and resolution in children less than 2 years of age"
      },
      "components": [
        {
          "factor": "vur_timing",
          "points": 1,
          "present": true,
          "value": "voiding"
        },
        {
          "factor": "female",
          "points": 0,
          "present": false
        },
        {
          "factor": "high_grade",
          "points": 0,
          "present": false
        },
        {
          "factor": "ureteral_anomaly",
          "points": 0,
          "present": false
        }
      ],
      "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.",
      "female": false,
      "formula": "vurx",
      "formula_expression": "VURx = vur_timing (voiding 1, late_filling 2, early_mid_filling 3) + female (1) + high_grade (grade IV-V 1) + ureteral_anomaly (complete ureteral duplication or periureteral diverticulum 1); min 1, max 6; Kirsch 2014 children <2 years; improvement or resolution: 1 → 89%, 2 → 69%, 3 → 53%, 4 → 16%, 5-6 → 11%",
      "high_grade": false,
      "improvement_or_resolution_percent": 89,
      "max_score": 6,
      "score": 1,
      "ureteral_anomaly": false,
      "vur_timing": "voiding"
    },
    {
      "citation": {
        "authors": "Kirsch AJ, Arlen AM, Leong T, et al",
        "doi": "10.1016/j.jpurol.2014.06.019",
        "id": "kirsch-2014",
        "pmid": "25511573",
        "source": "J Pediatr Urol. 2014;10(6):1249-1254",
        "title": "Vesicoureteral reflux index (VURx): a novel tool to predict primary reflux improvement and resolution in children less than 2 years of age"
      },
      "components": [
        {
          "factor": "vur_timing",
          "points": 1,
          "present": true,
          "value": "voiding"
        },
        {
          "factor": "female",
          "points": 0,
          "present": false
        },
        {
          "factor": "high_grade",
          "points": 0,
          "present": false
        },
        {
          "factor": "ureteral_anomaly",
          "points": 0,
          "present": false
        }
      ],
      "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.",
      "female": false,
      "formula": "vurx",
      "formula_expression": "VURx = vur_timing (voiding 1, late_filling 2, early_mid_filling 3) + female (1) + high_grade (grade IV-V 1) + ureteral_anomaly (complete ureteral duplication or periureteral diverticulum 1); min 1, max 6; Kirsch 2014 children <2 years; improvement or resolution: 1 → 89%, 2 → 69%, 3 → 53%, 4 → 16%, 5-6 → 11%",
      "high_grade": false,
      "improvement_or_resolution_percent": 89,
      "max_score": 6,
      "score": 1,
      "ureteral_anomaly": false,
      "vur_timing": "voiding"
    }
  ],
  "path": "/api/calc/vurx"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/vurx' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"female":false,"high_grade":false,"ureteral_anomaly":false,"vur_timing":"voiding"},{"female":false,"high_grade":false,"ureteral_anomaly":false,"vur_timing":"voiding"}]}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.magentlab.com/api/calc/vurx' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"female":false,"high_grade":false,"ureteral_anomaly":false,"vur_timing":"voiding"},{"female":false,"high_grade":false,"ureteral_anomaly":false,"vur_timing":"voiding"}]}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.007 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.007" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.007 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fvurx&method=POST
const res = await pay("https://api.magentlab.com/api/calc/vurx", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "female": false,
        "high_grade": false,
        "ureteral_anomaly": false,
        "vur_timing": "voiding"
      },
      {
        "female": false,
        "high_grade": false,
        "ureteral_anomaly": false,
        "vur_timing": "voiding"
      }
    ]
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.007 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.007"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.magentlab.com/api/calc/vurx",
        json={
            "items": [
                {
                    "female": False,
                    "high_grade": False,
                    "ureteral_anomaly": False,
                    "vur_timing": "voiding",
                },
                {
                    "female": False,
                    "high_grade": False,
                    "ureteral_anomaly": False,
                    "vur_timing": "voiding",
                },
            ],
        },
    )
    print(res.status_code, res.text)