Calc Mulbsta

{
  "count": 2,
  "items": [
    {
      "age_years": 50,
      "citation": {
        "authors": "Guo L, Wei D, Zhang X, Wu Y, Li Q, Zhou M, Qu J",
        "doi": "10.3389/fmicb.2019.02752",
        "id": "guo-2019",
        "pmid": "31849894",
        "source": "Front Microbiol. 2019;10:2752",
        "title": "Clinical Features Predicting Mortality Risk in Patients With Viral Pneumonia: The MuLBSTA Score"
      },
      "components": [
        {
          "factor": "multilobular_infiltrates",
          "points": 0,
          "present": false
        },
        {
          "factor": "lymphocyte_le_0_8",
          "points": 0,
          "present": false,
          "value": 1.5
        },
        {
          "factor": "bacterial_coinfection",
          "points": 0,
          "present": false
        },
        {
          "factor": "smoking",
          "points": 0,
          "present": false,
          "value": "never"
        },
        {
          "factor": "hypertension",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_60",
          "points": 0,
          "present": false,
          "value": 50
        }
      ],
      "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": "mulbsta",
      "formula_expression": "MuLBSTA = multilobular_infiltrates 5 + lymphocyte_k_ul<=0.8 4 + bacterial_coinfection 4 + smoking (never 0, former 2, current 3; exclusive) + hypertension 2 + age>=60 2; Guo 2019; max 20; low 0-11, high >=12",
      "lymphocyte_k_ul": 1.5,
      "max_score": 20,
      "mulbsta_band": "low",
      "score": 0,
      "smoking": "never"
    },
    {
      "age_years": 50,
      "citation": {
        "authors": "Guo L, Wei D, Zhang X, Wu Y, Li Q, Zhou M, Qu J",
        "doi": "10.3389/fmicb.2019.02752",
        "id": "guo-2019",
        "pmid": "31849894",
        "source": "Front Microbiol. 2019;10:2752",
        "title": "Clinical Features Predicting Mortality Risk in Patients With Viral Pneumonia: The MuLBSTA Score"
      },
      "components": [
        {
          "factor": "multilobular_infiltrates",
          "points": 0,
          "present": false
        },
        {
          "factor": "lymphocyte_le_0_8",
          "points": 0,
          "present": false,
          "value": 1.5
        },
        {
          "factor": "bacterial_coinfection",
          "points": 0,
          "present": false
        },
        {
          "factor": "smoking",
          "points": 0,
          "present": false,
          "value": "never"
        },
        {
          "factor": "hypertension",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_60",
          "points": 0,
          "present": false,
          "value": 50
        }
      ],
      "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": "mulbsta",
      "formula_expression": "MuLBSTA = multilobular_infiltrates 5 + lymphocyte_k_ul<=0.8 4 + bacterial_coinfection 4 + smoking (never 0, former 2, current 3; exclusive) + hypertension 2 + age>=60 2; Guo 2019; max 20; low 0-11, high >=12",
      "lymphocyte_k_ul": 1.5,
      "max_score": 20,
      "mulbsta_band": "low",
      "score": 0,
      "smoking": "never"
    }
  ],
  "path": "/api/calc/mulbsta"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/mulbsta' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"bacterial_coinfection":false,"hypertension":false,"lymphocyte_k_ul":1.5,"multilobular_infiltrates":false,"smoking":"never"},{"age":50,"bacterial_coinfection":false,"hypertension":false,"lymphocyte_k_ul":1.5,"multilobular_infiltrates":false,"smoking":"never"}]}'

# 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/mulbsta' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"bacterial_coinfection":false,"hypertension":false,"lymphocyte_k_ul":1.5,"multilobular_infiltrates":false,"smoking":"never"},{"age":50,"bacterial_coinfection":false,"hypertension":false,"lymphocyte_k_ul":1.5,"multilobular_infiltrates":false,"smoking":"never"}]}' \
  | 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%2Fmulbsta&method=POST
const res = await pay("https://api.magentlab.com/api/calc/mulbsta", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 50,
        "bacterial_coinfection": false,
        "hypertension": false,
        "lymphocyte_k_ul": 1.5,
        "multilobular_infiltrates": false,
        "smoking": "never"
      },
      {
        "age": 50,
        "bacterial_coinfection": false,
        "hypertension": false,
        "lymphocyte_k_ul": 1.5,
        "multilobular_infiltrates": false,
        "smoking": "never"
      }
    ]
  }),
});
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/mulbsta",
        json={
            "items": [
                {
                    "age": 50,
                    "bacterial_coinfection": False,
                    "hypertension": False,
                    "lymphocyte_k_ul": 1.5,
                    "multilobular_infiltrates": False,
                    "smoking": "never",
                },
                {
                    "age": 50,
                    "bacterial_coinfection": False,
                    "hypertension": False,
                    "lymphocyte_k_ul": 1.5,
                    "multilobular_infiltrates": False,
                    "smoking": "never",
                },
            ],
        },
    )
    print(res.status_code, res.text)