Calc Ipss R

{
  "anc_10e9_l": 2,
  "blasts_percent": 1,
  "citation": {
    "authors": "Greenberg PL, Tuechler H, Schanz J, et al.",
    "doi": "10.1182/blood-2012-03-420489",
    "id": "greenberg-2012",
    "pmid": "22740453",
    "source": "Blood. 2012;120(12):2454-2465",
    "title": "Revised international prognostic scoring system for myelodysplastic syndromes"
  },
  "components": [
    {
      "factor": "cytogenetics",
      "points": 1,
      "present": true,
      "value": "good"
    },
    {
      "factor": "blasts_percent",
      "points": 0,
      "present": false,
      "value": 1
    },
    {
      "factor": "hemoglobin_g_dl",
      "points": 0,
      "present": false,
      "value": 12
    },
    {
      "factor": "platelets_10e9_l",
      "points": 0,
      "present": false,
      "value": 150
    },
    {
      "factor": "anc_10e9_l",
      "points": 0,
      "present": false,
      "value": 2
    }
  ],
  "cytogenetics": "good",
  "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": "ipss_r",
  "formula_expression": "IPSS-R = cytogenetics (very_good 0, good 1, intermediate 2, poor 3, very_poor 4) + BM blasts % (≤2 → 0; >2–<5 → 1; 5–10 → 2; >10 → 3) + hemoglobin g/dL (≥10 → 0; 8–<10 → 1; <8 → 1.5) + platelets 10^9/L (≥100 → 0; 50–<100 → 0.5; <50 → 1) + ANC 10^9/L (≥0.8 → 0; <0.8 → 0.5); Greenberg 2012; max 10; ≤1.5 very_low, >1.5–3 low, >3–4.5 intermediate, >4.5–6 high, >6 very_high",
  "hemoglobin_g_dl": 12,
  "max_score": 10,
  "platelets_10e9_l": 150,
  "risk_group": "very_low",
  "score": 1
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.magentlab.com/api/calc/ipss_r?anc_10e9_l=2&blasts_percent=1&cytogenetics=good&hemoglobin_g_dl=12&platelets_10e9_l=150'

# 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/ipss_r?anc_10e9_l=2&blasts_percent=1&cytogenetics=good&hemoglobin_g_dl=12&platelets_10e9_l=150' \
  | 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%2Fipss_r
const res = await pay("https://api.magentlab.com/api/calc/ipss_r?anc_10e9_l=2&blasts_percent=1&cytogenetics=good&hemoglobin_g_dl=12&platelets_10e9_l=150");
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/ipss_r?anc_10e9_l=2&blasts_percent=1&cytogenetics=good&hemoglobin_g_dl=12&platelets_10e9_l=150")
    print(res.status_code, res.text)