Calc Abic

{
  "count": 2,
  "items": [
    {
      "abic_band": "intermediate",
      "abic_score": 7.3,
      "age": 50,
      "bilirubin_mg_dl": 10,
      "citation": {
        "authors": "Dominguez M, Rincón D, Abraldes JG, Miquel R, Colmenero J, Bellot P, García-Pagán JC, Fernández J, Marín P, Guarner C, Arroyo V, Bruguera M, Bañares R, Ginès P, Caballería J",
        "doi": "10.1111/j.1572-0241.2008.02104.x",
        "id": "dominguez-2008",
        "pmid": "18721242",
        "source": "Am J Gastroenterol. 2008;103(11):2747-2756",
        "title": "A new scoring system for prognostic stratification of patients with alcoholic hepatitis"
      },
      "creatinine_mg_dl": 1,
      "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": "abic",
      "formula_expression": "ABIC = (age * 0.1) + (bilirubin_mg_dl * 0.08) + (creatinine_mg_dl * 0.3) + (inr * 0.8)",
      "inr": 1.5
    },
    {
      "abic_band": "intermediate",
      "abic_score": 7.3,
      "age": 50,
      "bilirubin_mg_dl": 10,
      "citation": {
        "authors": "Dominguez M, Rincón D, Abraldes JG, Miquel R, Colmenero J, Bellot P, García-Pagán JC, Fernández J, Marín P, Guarner C, Arroyo V, Bruguera M, Bañares R, Ginès P, Caballería J",
        "doi": "10.1111/j.1572-0241.2008.02104.x",
        "id": "dominguez-2008",
        "pmid": "18721242",
        "source": "Am J Gastroenterol. 2008;103(11):2747-2756",
        "title": "A new scoring system for prognostic stratification of patients with alcoholic hepatitis"
      },
      "creatinine_mg_dl": 1,
      "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": "abic",
      "formula_expression": "ABIC = (age * 0.1) + (bilirubin_mg_dl * 0.08) + (creatinine_mg_dl * 0.3) + (inr * 0.8)",
      "inr": 1.5
    }
  ],
  "path": "/api/calc/abic"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/abic' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"bilirubin_mg_dl":10,"bilirubin_umol_l":171,"creatinine_mg_dl":1,"creatinine_umol_l":88.42,"inr":1.5},{"age":50,"bilirubin_mg_dl":10,"bilirubin_umol_l":171,"creatinine_mg_dl":1,"creatinine_umol_l":88.42,"inr":1.5}]}'

# 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/abic' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"bilirubin_mg_dl":10,"bilirubin_umol_l":171,"creatinine_mg_dl":1,"creatinine_umol_l":88.42,"inr":1.5},{"age":50,"bilirubin_mg_dl":10,"bilirubin_umol_l":171,"creatinine_mg_dl":1,"creatinine_umol_l":88.42,"inr":1.5}]}' \
  | 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 $0.005 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%2Fabic&method=POST
const res = await pay("https://api.magentlab.com/api/calc/abic", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 50,
        "bilirubin_mg_dl": 10,
        "bilirubin_umol_l": 171,
        "creatinine_mg_dl": 1,
        "creatinine_umol_l": 88.42,
        "inr": 1.5
      },
      {
        "age": 50,
        "bilirubin_mg_dl": 10,
        "bilirubin_umol_l": 171,
        "creatinine_mg_dl": 1,
        "creatinine_umol_l": 88.42,
        "inr": 1.5
      }
    ]
  }),
});
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 $0.005 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/abic",
        json={
            "items": [
                {
                    "age": 50,
                    "bilirubin_mg_dl": 10,
                    "bilirubin_umol_l": 171,
                    "creatinine_mg_dl": 1,
                    "creatinine_umol_l": 88.42,
                    "inr": 1.5,
                },
                {
                    "age": 50,
                    "bilirubin_mg_dl": 10,
                    "bilirubin_umol_l": 171,
                    "creatinine_mg_dl": 1,
                    "creatinine_umol_l": 88.42,
                    "inr": 1.5,
                },
            ],
        },
    )
    print(res.status_code, res.text)