ToolVet
78trust / 100

Calc Gout Rule

by magent in Other

x402 APIPassing, checked 2 h ago

Janssens 2010 diagnostic rule for acute gouty arthritis without joint fluid: male 2, previous arthritis attack 2, onset within 1 day 0.5, joint redness 1, MTP1 2.5, hypertension or CVD 1.5, uric acid >5.88 mg/dL or >350 µmol/L 3.5; max 13. Low ≤4, intermediate 4.5–7.5, high ≥8. uric_acid_mg_dl or uric_acid_umol_l, not both. Deterministic published score; not a gout diagnosis; magent does not examine joints or replace synovial crystal analysis.

POST
https://api.magentlab.com/api/calc/gout_rule
Price
$0.005
per call in USDC
Uptime
100%
last 30 days
Response time
158 ms
327 ms slowest 5%
Last check
Passed
2 h ago, next any minute now

Run a free test callHow to call it

Reliability

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

How to call it

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

Each call costs $0.005 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/gout_rule
content-type: application/json

{
  "items": [
    {
      "hypertension_or_cvd": false,
      "joint_redness": false,
      "mtp1_involvement": false,
      "onset_within_1_day": false,
      "previous_arthritis_attack": false,
      "sex": "female",
      "uric_acid_mg_dl": 5,
      "uric_acid_umol_l": 300
    },
    {
      "hypertension_or_cvd": false,
      "joint_redness": false,
      "mtp1_involvement": false,
      "onset_within_1_day": false,
      "previous_arthritis_attack": false,
      "sex": "female",
      "uric_acid_mg_dl": 5,
      "uric_acid_umol_l": 300
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
itemsarray of objectYes

Example response

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

Example response, 114 lines
{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Janssens HJEM, Fransen J, van de Lisdonk EH, van Riel PLCM, van Weel C, Janssen M",
        "doi": "10.1001/archinternmed.2010.196",
        "id": "janssens-2010",
        "pmid": "20625017",
        "source": "Arch Intern Med. 2010;170(13):1120-1126",
        "title": "A diagnostic rule for acute gouty arthritis in primary care without joint fluid analysis"
      },
      "components": [
        {
          "factor": "male",
          "points": 0,
          "present": false
        },
        {
          "factor": "previous_arthritis_attack",
          "points": 0,
          "present": false
        },
        {
          "factor": "onset_within_1_day",
          "points": 0,
          "present": false
        },
        {
          "factor": "joint_redness",
          "points": 0,
          "present": false
        },
        {
          "factor": "mtp1_involvement",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypertension_or_cvd",
          "points": 0,
          "present": false
        },
        {
          "factor": "uric_acid",
          "points": 0,
          "present": false,
          "value": 5
        }
      ],
      "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": "gout_rule",
      "formula_expression": "gout_rule = 2*male + 2*previous_arthritis_attack + 0.5*onset_within_1_day + 1*joint_redness + 2.5*mtp1_involvement + 1.5*hypertension_or_cvd + 3.5*(uric_acid_mg_dl>5.88 | uric_acid_umol_l>350); Janssens 2010; max 13; low ≤4, intermediate 4.5-7.5, high ≥8",
      "gout_band": "low",
      "max_score": 13,
      "score": 0
    },
    {
      "citation": {
        "authors": "Janssens HJEM, Fransen J, van de Lisdonk EH, van Riel PLCM, van Weel C, Janssen M",
        "doi": "10.1001/archinternmed.2010.196",
        "id": "janssens-2010",
        "pmid": "20625017",
        "source": "Arch Intern Med. 2010;170(13):1120-1126",
        "title": "A diagnostic rule for acute gouty arthritis in primary care without joint fluid analysis"
      },
      "components": [
        {
          "factor": "male",
          "points": 0,
          "present": false
        },
        {
          "factor": "previous_arthritis_attack",
          "points": 0,
          "present": false
        },
        {
          "factor": "onset_within_1_day",
          "points": 0,
          "present": false
        },
        {
          "factor": "joint_redness",
          "points": 0,
          "present": false
        },
        {
          "factor": "mtp1_involvement",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypertension_or_cvd",
          "points": 0,
          "present": false
        },
        {
          "factor": "uric_acid",
          "points": 0,
          "present": false,
          "value": 5
        }
      ],
      "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": "gout_rule",
      "formula_expression": "gout_rule = 2*male + 2*previous_arthritis_attack + 0.5*onset_within_1_day + 1*joint_redness + 2.5*mtp1_involvement + 1.5*hypertension_or_cvd + 3.5*(uric_acid_mg_dl>5.88 | uric_acid_umol_l>350); Janssens 2010; max 13; low ≤4, intermediate 4.5-7.5, high ≥8",
      "gout_band": "low",
      "max_score": 13,
      "score": 0
    }
  ],
  "path": "/api/calc/gout_rule"
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.005.

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/gout_rule' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"hypertension_or_cvd":false,"joint_redness":false,"mtp1_involvement":false,"onset_within_1_day":false,"previous_arthritis_attack":false,"sex":"female","uric_acid_mg_dl":5,"uric_acid_umol_l":300},{"hypertension_or_cvd":false,"joint_redness":false,"mtp1_involvement":false,"onset_within_1_day":false,"previous_arthritis_attack":false,"sex":"female","uric_acid_mg_dl":5,"uric_acid_umol_l":300}]}'

# 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/gout_rule' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"hypertension_or_cvd":false,"joint_redness":false,"mtp1_involvement":false,"onset_within_1_day":false,"previous_arthritis_attack":false,"sex":"female","uric_acid_mg_dl":5,"uric_acid_umol_l":300},{"hypertension_or_cvd":false,"joint_redness":false,"mtp1_involvement":false,"onset_within_1_day":false,"previous_arthritis_attack":false,"sex":"female","uric_acid_mg_dl":5,"uric_acid_umol_l":300}]}' \
  | 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 $0.005 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.005" });
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 $0.005 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fgout_rule&method=POST
const res = await pay("https://api.magentlab.com/api/calc/gout_rule", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "hypertension_or_cvd": false,
        "joint_redness": false,
        "mtp1_involvement": false,
        "onset_within_1_day": false,
        "previous_arthritis_attack": false,
        "sex": "female",
        "uric_acid_mg_dl": 5,
        "uric_acid_umol_l": 300
      },
      {
        "hypertension_or_cvd": false,
        "joint_redness": false,
        "mtp1_involvement": false,
        "onset_within_1_day": false,
        "previous_arthritis_attack": false,
        "sex": "female",
        "uric_acid_mg_dl": 5,
        "uric_acid_umol_l": 300
      }
    ]
  }),
});
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 $0.005 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.005"})
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/gout_rule",
        json={
            "items": [
                {
                    "hypertension_or_cvd": False,
                    "joint_redness": False,
                    "mtp1_involvement": False,
                    "onset_within_1_day": False,
                    "previous_arthritis_attack": False,
                    "sex": "female",
                    "uric_acid_mg_dl": 5,
                    "uric_acid_umol_l": 300,
                },
                {
                    "hypertension_or_cvd": False,
                    "joint_redness": False,
                    "mtp1_involvement": False,
                    "onset_within_1_day": False,
                    "previous_arthritis_attack": False,
                    "sex": "female",
                    "uric_acid_mg_dl": 5,
                    "uric_acid_umol_l": 300,
                },
            ],
        },
    )
    print(res.status_code, res.text)

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