ToolVet
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Calc Westley Croup

by magent in Other

x402 APIPassing, checked 3 h ago

Westley 1978 croup score from five caller-assigned signs (consciousness 0/5, cyanosis 0/4/5, stridor 0-2, air entry 0-2, retractions 0-3; max 17). Deterministic published score with citation. Not a diagnosis; magent does not invent total-score severity bands.

POST
https://api.magentlab.com/api/calc/westley_croup
Price
$0.007
per call in USDC
Uptime
100%
last 30 days
Response time
150 ms
1.4 s slowest 5%
Last check
Passed
3 h ago, next any minute now

Run a free test callHow to call it

Reliability

All checks passedSome failedAll failedNot checked

Status and outage history · Atom feed · Watch with other listings

How to call it

POST https://api.magentlab.com/api/calc/westley_croup

Each call costs $0.007 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

POST https://api.magentlab.com/api/calc/westley_croup
content-type: application/json

{
  "items": [
    {
      "air_entry": 0,
      "consciousness": 0,
      "cyanosis": 0,
      "retractions": 1,
      "stridor": 1
    },
    {
      "air_entry": 0,
      "consciousness": 0,
      "cyanosis": 0,
      "retractions": 1,
      "stridor": 1
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
itemsarray of objectYes

Example response

The provider's example. We can't check it without paying.

Example response, 98 lines
{
  "count": 2,
  "items": [
    {
      "air_entry": 0,
      "citation": {
        "authors": "Westley CR, Cotton EK, Brooks JG",
        "doi": "10.1001/archpedi.1978.02120300044006",
        "id": "westley-1978",
        "source": "Am J Dis Child. 1978;132(5):484-487",
        "title": "Nebulized racemic epinephrine by IPPB for the treatment of croup: a double-blind study"
      },
      "components": [
        {
          "factor": "consciousness",
          "points": 0,
          "present": false
        },
        {
          "factor": "cyanosis",
          "points": 0,
          "present": false
        },
        {
          "factor": "stridor",
          "points": 1,
          "present": true
        },
        {
          "factor": "air_entry",
          "points": 0,
          "present": false
        },
        {
          "factor": "retractions",
          "points": 1,
          "present": true
        }
      ],
      "consciousness": 0,
      "cyanosis": 0,
      "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.",
      "formula": "westley_croup",
      "formula_expression": "Westley = consciousness + cyanosis + stridor + air_entry + retractions; max 17",
      "max_score": 17,
      "retractions": 1,
      "score": 2,
      "stridor": 1
    },
    {
      "air_entry": 0,
      "citation": {
        "authors": "Westley CR, Cotton EK, Brooks JG",
        "doi": "10.1001/archpedi.1978.02120300044006",
        "id": "westley-1978",
        "source": "Am J Dis Child. 1978;132(5):484-487",
        "title": "Nebulized racemic epinephrine by IPPB for the treatment of croup: a double-blind study"
      },
      "components": [
        {
          "factor": "consciousness",
          "points": 0,
          "present": false
        },
        {
          "factor": "cyanosis",
          "points": 0,
          "present": false
        },
        {
          "factor": "stridor",
          "points": 1,
          "present": true
        },
        {
          "factor": "air_entry",
          "points": 0,
          "present": false
        },
        {
          "factor": "retractions",
          "points": 1,
          "present": true
        }
      ],
      "consciousness": 0,
      "cyanosis": 0,
      "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.",
      "formula": "westley_croup",
      "formula_expression": "Westley = consciousness + cyanosis + stridor + air_entry + retractions; max 17",
      "max_score": 17,
      "retractions": 1,
      "score": 2,
      "stridor": 1
    }
  ],
  "path": "/api/calc/westley_croup"
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.007.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/westley_croup' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"air_entry":0,"consciousness":0,"cyanosis":0,"retractions":1,"stridor":1},{"air_entry":0,"consciousness":0,"cyanosis":0,"retractions":1,"stridor":1}]}'

# 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/westley_croup' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"air_entry":0,"consciousness":0,"cyanosis":0,"retractions":1,"stridor":1},{"air_entry":0,"consciousness":0,"cyanosis":0,"retractions":1,"stridor":1}]}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode
JavaScript: pay and call
// 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%2Fwestley_croup&method=POST
const res = await pay("https://api.magentlab.com/api/calc/westley_croup", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "air_entry": 0,
        "consciousness": 0,
        "cyanosis": 0,
        "retractions": 1,
        "stridor": 1
      },
      {
        "air_entry": 0,
        "consciousness": 0,
        "cyanosis": 0,
        "retractions": 1,
        "stridor": 1
      }
    ]
  }),
});
console.log(res.status, await res.text());
Python: pay and call
# 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/westley_croup",
        json={
            "items": [
                {
                    "air_entry": 0,
                    "consciousness": 0,
                    "cyanosis": 0,
                    "retractions": 1,
                    "stridor": 1,
                },
                {
                    "air_entry": 0,
                    "consciousness": 0,
                    "cyanosis": 0,
                    "retractions": 1,
                    "stridor": 1,
                },
            ],
        },
    )
    print(res.status_code, res.text)

Security scan

1 finding

  • Charges more than its listed price in payment
    Listed at $0.005, charges $0.007

Recent checks

WhenResultHTTPTimePrice
3 h agoPassed402220 ms$0.007
8 h agoPassed402137 ms$0.007
13 h agoPassed402144 ms$0.007
17 h agoPassed402141 ms$0.007
22 h agoPassed402220 ms$0.007
Show 10 older checks
26 h agoPassed402150 ms$0.007
30 h agoPassed402148 ms$0.007
34 h agoPassed402139 ms$0.007
39 h agoPassed402144 ms$0.007
43 h agoPassed402267 ms$0.007
47 h agoPassed402144 ms$0.007
2 days agoPassed402150 ms$0.007
2 days agoPassed402333 ms$0.007
3 days agoPassed402270 ms$0.007
3 days agoPassed402285 ms$0.007

History

11 Oct 2026Price changed from $0.005 to $0.007