Calc Wound Class

{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Mangram AJ, Horan TC, Pearson ML, Silver LC, Jarvis WR, Hospital Infection Control Practices Advisory Committee",
        "doi": "10.1086/501620",
        "id": "mangram-1999",
        "pmid": "10219875",
        "source": "Infect Control Hosp Epidemiol. 1999;20(4):250-278",
        "title": "Guideline for Prevention of Surgical Site Infection, 1999"
      },
      "class_label": "I/Clean",
      "components": [
        {
          "factor": "class_i_clean",
          "met": true
        },
        {
          "factor": "class_ii_clean_contaminated",
          "met": false
        },
        {
          "factor": "class_iii_contaminated",
          "met": false
        },
        {
          "factor": "class_iv_dirty",
          "met": false
        }
      ],
      "description": "An uninfected operative wound in which no inflammation is encountered and the respiratory, alimentary, genital, or uninfected urinary tract is not entered. In addition, clean wounds are primarily closed and, if necessary, drained with closed drainage. Operative incisional wounds that follow nonpenetrating (blunt) trauma should be included in this category if they meet the criteria.",
      "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": "wound_class",
      "formula_expression": "wound_class in {1, 2, 3, 4} as assigned by the caller (Mangram 1999 CDC/HICPAC Table 7 Class I-IV). magent does not inspect the wound. Not SSI rates. Not AMP selection.",
      "wound_class": 1
    },
    {
      "citation": {
        "authors": "Mangram AJ, Horan TC, Pearson ML, Silver LC, Jarvis WR, Hospital Infection Control Practices Advisory Committee",
        "doi": "10.1086/501620",
        "id": "mangram-1999",
        "pmid": "10219875",
        "source": "Infect Control Hosp Epidemiol. 1999;20(4):250-278",
        "title": "Guideline for Prevention of Surgical Site Infection, 1999"
      },
      "class_label": "I/Clean",
      "components": [
        {
          "factor": "class_i_clean",
          "met": true
        },
        {
          "factor": "class_ii_clean_contaminated",
          "met": false
        },
        {
          "factor": "class_iii_contaminated",
          "met": false
        },
        {
          "factor": "class_iv_dirty",
          "met": false
        }
      ],
      "description": "An uninfected operative wound in which no inflammation is encountered and the respiratory, alimentary, genital, or uninfected urinary tract is not entered. In addition, clean wounds are primarily closed and, if necessary, drained with closed drainage. Operative incisional wounds that follow nonpenetrating (blunt) trauma should be included in this category if they meet the criteria.",
      "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": "wound_class",
      "formula_expression": "wound_class in {1, 2, 3, 4} as assigned by the caller (Mangram 1999 CDC/HICPAC Table 7 Class I-IV). magent does not inspect the wound. Not SSI rates. Not AMP selection.",
      "wound_class": 1
    }
  ],
  "path": "/api/calc/wound_class"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/wound_class' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"wound_class":1},{"wound_class":1}]}'

# 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/wound_class' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"wound_class":1},{"wound_class":1}]}' \
  | 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%2Fwound_class&method=POST
const res = await pay("https://api.magentlab.com/api/calc/wound_class", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "wound_class": 1
      },
      {
        "wound_class": 1
      }
    ]
  }),
});
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/wound_class",
        json={
            "items": [
                {
                    "wound_class": 1,
                },
                {
                    "wound_class": 1,
                },
            ],
        },
    )
    print(res.status_code, res.text)