Calc Leibovich 2018

{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Leibovich BC, Lohse CM, Cheville JC, Zaid HB, Boorjian SA, Frank I, Thompson RH, Parker WP",
        "doi": "10.1016/j.eururo.2018.01.005",
        "id": "leibovich-2018",
        "pmid": "29398265",
        "source": "Eur Urol. 2018;73(5):772-780",
        "title": "Predicting Oncologic Outcomes in Renal Cell Carcinoma After Surgery"
      },
      "components": [
        {
          "factor": "t_stage",
          "points": 0,
          "present": true,
          "value": "t1a"
        },
        {
          "factor": "n_stage",
          "points": 0,
          "present": true,
          "value": "n0"
        },
        {
          "factor": "tumor_size_cm",
          "points": 0,
          "present": false,
          "value": 3
        },
        {
          "factor": "nuclear_grade",
          "points": 0,
          "present": true,
          "value": 2
        },
        {
          "factor": "necrosis",
          "points": 0,
          "present": false
        }
      ],
      "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": "leibovich_2018",
      "formula_expression": "ccRCC PFS (Leibovich 2018, 2010 TNM): t_stage (t1a/t1b/t2a 0, t2b 2, t3a/t3b/t3c 3, t4 4) + n_stage (nx/n0 0, n1 2) + tumor_size_cm >=10 1 + nuclear_grade (1-2 0, 3 1, 4 3) + necrosis 2; max 12; risk low 0-2, intermediate 3-5, high >=6. papillary PFS groups: low grade 1-2 and t1-t2; intermediate grade 3 and t1-t2; high grade 4 or t3a-t4 (fat or thrombus). chromophobe PFS groups: low t1-t2 and nx/n0; intermediate t3a-t4 and nx/n0 (fat); high n1. Not Frank 2002 SSIGN. Not Leibovich 2003. No chromophobe CSS model.",
      "histology": "clear_cell",
      "max_score": 12,
      "n_stage": "n0",
      "necrosis": false,
      "nuclear_grade": 2,
      "risk": "low",
      "score": 0,
      "t_stage": "t1a",
      "tumor_size_cm": 3
    },
    {
      "citation": {
        "authors": "Leibovich BC, Lohse CM, Cheville JC, Zaid HB, Boorjian SA, Frank I, Thompson RH, Parker WP",
        "doi": "10.1016/j.eururo.2018.01.005",
        "id": "leibovich-2018",
        "pmid": "29398265",
        "source": "Eur Urol. 2018;73(5):772-780",
        "title": "Predicting Oncologic Outcomes in Renal Cell Carcinoma After Surgery"
      },
      "components": [
        {
          "factor": "t_stage",
          "points": 0,
          "present": true,
          "value": "t1a"
        },
        {
          "factor": "n_stage",
          "points": 0,
          "present": true,
          "value": "n0"
        },
        {
          "factor": "tumor_size_cm",
          "points": 0,
          "present": false,
          "value": 3
        },
        {
          "factor": "nuclear_grade",
          "points": 0,
          "present": true,
          "value": 2
        },
        {
          "factor": "necrosis",
          "points": 0,
          "present": false
        }
      ],
      "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": "leibovich_2018",
      "formula_expression": "ccRCC PFS (Leibovich 2018, 2010 TNM): t_stage (t1a/t1b/t2a 0, t2b 2, t3a/t3b/t3c 3, t4 4) + n_stage (nx/n0 0, n1 2) + tumor_size_cm >=10 1 + nuclear_grade (1-2 0, 3 1, 4 3) + necrosis 2; max 12; risk low 0-2, intermediate 3-5, high >=6. papillary PFS groups: low grade 1-2 and t1-t2; intermediate grade 3 and t1-t2; high grade 4 or t3a-t4 (fat or thrombus). chromophobe PFS groups: low t1-t2 and nx/n0; intermediate t3a-t4 and nx/n0 (fat); high n1. Not Frank 2002 SSIGN. Not Leibovich 2003. No chromophobe CSS model.",
      "histology": "clear_cell",
      "max_score": 12,
      "n_stage": "n0",
      "necrosis": false,
      "nuclear_grade": 2,
      "risk": "low",
      "score": 0,
      "t_stage": "t1a",
      "tumor_size_cm": 3
    }
  ],
  "path": "/api/calc/leibovich_2018"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/leibovich_2018' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"histology":"clear_cell","n_stage":"n0","necrosis":false,"nuclear_grade":2,"t_stage":"t1a","tumor_size_cm":3},{"histology":"clear_cell","n_stage":"n0","necrosis":false,"nuclear_grade":2,"t_stage":"t1a","tumor_size_cm":3}]}'

# 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/leibovich_2018' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"histology":"clear_cell","n_stage":"n0","necrosis":false,"nuclear_grade":2,"t_stage":"t1a","tumor_size_cm":3},{"histology":"clear_cell","n_stage":"n0","necrosis":false,"nuclear_grade":2,"t_stage":"t1a","tumor_size_cm":3}]}' \
  | 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%2Fleibovich_2018&method=POST
const res = await pay("https://api.magentlab.com/api/calc/leibovich_2018", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "histology": "clear_cell",
        "n_stage": "n0",
        "necrosis": false,
        "nuclear_grade": 2,
        "t_stage": "t1a",
        "tumor_size_cm": 3
      },
      {
        "histology": "clear_cell",
        "n_stage": "n0",
        "necrosis": false,
        "nuclear_grade": 2,
        "t_stage": "t1a",
        "tumor_size_cm": 3
      }
    ]
  }),
});
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/leibovich_2018",
        json={
            "items": [
                {
                    "histology": "clear_cell",
                    "n_stage": "n0",
                    "necrosis": False,
                    "nuclear_grade": 2,
                    "t_stage": "t1a",
                    "tumor_size_cm": 3,
                },
                {
                    "histology": "clear_cell",
                    "n_stage": "n0",
                    "necrosis": False,
                    "nuclear_grade": 2,
                    "t_stage": "t1a",
                    "tumor_size_cm": 3,
                },
            ],
        },
    )
    print(res.status_code, res.text)