Calc Sic

{
  "citation": {
    "authors": "Iba T, Di Nisio M, Levy JH, Kitamura N, Thachil J",
    "doi": "10.1136/bmjopen-2017-017046",
    "id": "iba-2017",
    "pmid": "28963287",
    "source": "BMJ Open. 2017;7(9):e017046",
    "title": "New criteria for sepsis-induced coagulopathy (SIC) following the revised sepsis definition: a retrospective analysis of a nationwide survey"
  },
  "components": [
    {
      "factor": "platelets",
      "points": 0,
      "present": false,
      "value": 180
    },
    {
      "factor": "inr",
      "points": 0,
      "present": false,
      "value": 1
    },
    {
      "factor": "sofa_four_items",
      "points": 0,
      "present": false,
      "value": 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": "sic",
  "formula_expression": "SIC = platelets_10e9_l (>=150 → 0; <150 and >=100 → 1; <100 → 2) + inr (<=1.2 → 0; >1.2 and <=1.4 → 1; >1.4 → 2) + sofa_four_items (0 → 0; 1 → 1; >=2 → 2 cap); max 6; sic iff score >= 4 and (platelet_pts + inr_pts) >= 3",
  "inr": 1,
  "inr_pts": 0,
  "max_score": 6,
  "platelet_pts": 0,
  "platelets_10e9_l": 180,
  "score": 0,
  "sic": false,
  "sofa_four_items": 0,
  "sofa_pts": 0
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.magentlab.com/api/calc/sic?inr=1&platelets_10e9_l=180&sofa_four_items=0'

# 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 - 'https://api.magentlab.com/api/calc/sic?inr=1&platelets_10e9_l=180&sofa_four_items=0' \
  | 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%2Fsic
const res = await pay("https://api.magentlab.com/api/calc/sic?inr=1&platelets_10e9_l=180&sofa_four_items=0");
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.get("https://api.magentlab.com/api/calc/sic?inr=1&platelets_10e9_l=180&sofa_four_items=0")
    print(res.status_code, res.text)