ToolVet
78trust / 100

Calc Lille

by magent in Onchain & crypto

x402 APIPassing, checked 51 min ago

Lille model (Louvet 2007) from age, albumin, bilirubin at day 0 and day 7, creatinine, and PT seconds or INR. formula=pt or formula=inr is required; magent does not swap them. Score 0-1 with the published 0.45 cutoff. Deterministic published arithmetic with citation; not a medical device or a steroid order.

POST
https://api.magentlab.com/api/calc/lille
Price
$0.005
per call in USDC
Uptime
100%
last 30 days
Response time
239 ms
381 ms slowest 5%
Last check
Passed
51 min ago, next any minute now

Run a free test callHow to call it

Reliability

All checks passedSome failedAll failedNot checked

Status and outage history · Atom feed · Watch with other listings

How to call it

POST https://api.magentlab.com/api/calc/lille

Each call costs $0.005 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

POST https://api.magentlab.com/api/calc/lille
content-type: application/json

{
  "items": [
    {
      "age": 50,
      "albumin_g_dl": 3.5,
      "albumin_g_l": 35,
      "bilirubin_day0_mg_dl": 11.7,
      "bilirubin_day0_umol_l": 200,
      "bilirubin_day7_mg_dl": 8.8,
      "bilirubin_day7_umol_l": 150,
      "creatinine_mg_dl": 1,
      "creatinine_umol_l": 88,
      "formula": "pt",
      "inr": 2,
      "pt_sec": 18
    },
    {
      "age": 50,
      "albumin_g_dl": 3.5,
      "albumin_g_l": 35,
      "bilirubin_day0_mg_dl": 11.7,
      "bilirubin_day0_umol_l": 200,
      "bilirubin_day7_mg_dl": 8.8,
      "bilirubin_day7_umol_l": 150,
      "creatinine_mg_dl": 1,
      "creatinine_umol_l": 88,
      "formula": "pt",
      "inr": 2,
      "pt_sec": 18
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
itemsarray of objectYes

Example response

The provider's example. We can't check it without paying.

Example response, 54 lines
{
  "count": 2,
  "items": [
    {
      "age_years": 50,
      "albumin_g_l": 35,
      "bilirubin_day0_umol_l": 200,
      "bilirubin_day7_umol_l": 150,
      "citation": {
        "authors": "Louvet A, Naveau S, Abdelnour M, et al.",
        "doi": "10.1002/hep.21607",
        "id": "louvet-2007",
        "pmid": "17518367",
        "source": "Hepatology. 2007;45(6):1348-1354",
        "title": "The Lille model: a new tool for therapeutic strategy in patients with severe alcoholic hepatitis treated with steroids"
      },
      "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.",
      "evolution_bilirubin_umol_l": 50,
      "formula": "pt",
      "formula_expression": "R = 3.19 - 0.101*age + 0.147*albumin_g_l + 0.0165*evolution_bilirubin_umol_l - 0.206*renal_insufficiency - 0.0065*bilirubin_day0_umol_l - 0.0096*pt_sec; lille_score = exp(-R)/(1+exp(-R))",
      "lille_score": 0.0668,
      "pt_sec": 18,
      "r": 2.6372,
      "renal_insufficiency": false,
      "response": "responder"
    },
    {
      "age_years": 50,
      "albumin_g_l": 35,
      "bilirubin_day0_umol_l": 200,
      "bilirubin_day7_umol_l": 150,
      "citation": {
        "authors": "Louvet A, Naveau S, Abdelnour M, et al.",
        "doi": "10.1002/hep.21607",
        "id": "louvet-2007",
        "pmid": "17518367",
        "source": "Hepatology. 2007;45(6):1348-1354",
        "title": "The Lille model: a new tool for therapeutic strategy in patients with severe alcoholic hepatitis treated with steroids"
      },
      "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.",
      "evolution_bilirubin_umol_l": 50,
      "formula": "pt",
      "formula_expression": "R = 3.19 - 0.101*age + 0.147*albumin_g_l + 0.0165*evolution_bilirubin_umol_l - 0.206*renal_insufficiency - 0.0065*bilirubin_day0_umol_l - 0.0096*pt_sec; lille_score = exp(-R)/(1+exp(-R))",
      "lille_score": 0.0668,
      "pt_sec": 18,
      "r": 2.6372,
      "renal_insufficiency": false,
      "response": "responder"
    }
  ],
  "path": "/api/calc/lille"
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.005.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.magentlab.com/api/calc/lille' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"albumin_g_dl":3.5,"albumin_g_l":35,"bilirubin_day0_mg_dl":11.7,"bilirubin_day0_umol_l":200,"bilirubin_day7_mg_dl":8.8,"bilirubin_day7_umol_l":150,"creatinine_mg_dl":1,"creatinine_umol_l":88,"formula":"pt","inr":2,"pt_sec":18},{"age":50,"albumin_g_dl":3.5,"albumin_g_l":35,"bilirubin_day0_mg_dl":11.7,"bilirubin_day0_umol_l":200,"bilirubin_day7_mg_dl":8.8,"bilirubin_day7_umol_l":150,"creatinine_mg_dl":1,"creatinine_umol_l":88,"formula":"pt","inr":2,"pt_sec":18}]}'

# 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/lille' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":50,"albumin_g_dl":3.5,"albumin_g_l":35,"bilirubin_day0_mg_dl":11.7,"bilirubin_day0_umol_l":200,"bilirubin_day7_mg_dl":8.8,"bilirubin_day7_umol_l":150,"creatinine_mg_dl":1,"creatinine_umol_l":88,"formula":"pt","inr":2,"pt_sec":18},{"age":50,"albumin_g_dl":3.5,"albumin_g_l":35,"bilirubin_day0_mg_dl":11.7,"bilirubin_day0_umol_l":200,"bilirubin_day7_mg_dl":8.8,"bilirubin_day7_umol_l":150,"creatinine_mg_dl":1,"creatinine_umol_l":88,"formula":"pt","inr":2,"pt_sec":18}]}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode
JavaScript: pay and call
// 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%2Flille&method=POST
const res = await pay("https://api.magentlab.com/api/calc/lille", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 50,
        "albumin_g_dl": 3.5,
        "albumin_g_l": 35,
        "bilirubin_day0_mg_dl": 11.7,
        "bilirubin_day0_umol_l": 200,
        "bilirubin_day7_mg_dl": 8.8,
        "bilirubin_day7_umol_l": 150,
        "creatinine_mg_dl": 1,
        "creatinine_umol_l": 88,
        "formula": "pt",
        "inr": 2,
        "pt_sec": 18
      },
      {
        "age": 50,
        "albumin_g_dl": 3.5,
        "albumin_g_l": 35,
        "bilirubin_day0_mg_dl": 11.7,
        "bilirubin_day0_umol_l": 200,
        "bilirubin_day7_mg_dl": 8.8,
        "bilirubin_day7_umol_l": 150,
        "creatinine_mg_dl": 1,
        "creatinine_umol_l": 88,
        "formula": "pt",
        "inr": 2,
        "pt_sec": 18
      }
    ]
  }),
});
console.log(res.status, await res.text());
Python: pay and call
# 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/lille",
        json={
            "items": [
                {
                    "age": 50,
                    "albumin_g_dl": 3.5,
                    "albumin_g_l": 35,
                    "bilirubin_day0_mg_dl": 11.7,
                    "bilirubin_day0_umol_l": 200,
                    "bilirubin_day7_mg_dl": 8.8,
                    "bilirubin_day7_umol_l": 150,
                    "creatinine_mg_dl": 1,
                    "creatinine_umol_l": 88,
                    "formula": "pt",
                    "inr": 2,
                    "pt_sec": 18,
                },
                {
                    "age": 50,
                    "albumin_g_dl": 3.5,
                    "albumin_g_l": 35,
                    "bilirubin_day0_mg_dl": 11.7,
                    "bilirubin_day0_umol_l": 200,
                    "bilirubin_day7_mg_dl": 8.8,
                    "bilirubin_day7_umol_l": 150,
                    "creatinine_mg_dl": 1,
                    "creatinine_umol_l": 88,
                    "formula": "pt",
                    "inr": 2,
                    "pt_sec": 18,
                },
            ],
        },
    )
    print(res.status_code, res.text)

Security scan

No findings

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Recent checks

WhenResultHTTPTimePrice
51 min agoPassed402381 ms$0.005
6 h agoPassed402153 ms$0.005
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19 h agoPassed402194 ms$0.005
Show 10 older checks
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40 h agoPassed402158 ms$0.005
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2 days agoPassed402156 ms$0.005
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2 days agoPassed402246 ms$0.005
3 days agoPassed402431 ms$0.005