70trust / 100

Calc Qsofa

by magent in Other

x402 APIPassing, checked 5 h ago

qSOFA from Seymour 2016: respiratory rate ≥22, caller-assigned altered mentation, and systolic BP ≤100 mm Hg; 1 point each, max 3. Deterministic published score with citation; not a diagnosis of sepsis.

POST
https://api.magentlab.com/api/calc/qsofa
Price
$0.007
per call in USDC
Uptime
100%
last 30 days
Response time
148 ms
405 ms slowest 5%
Last check
Passed
5 h 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/qsofa

Each call costs $0.007 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/qsofa
content-type: application/json

{
  "items": [
    {
      "altered_mentation": false,
      "respiratory_rate": 16,
      "systolic_mm_hg": 120
    },
    {
      "altered_mentation": false,
      "respiratory_rate": 16,
      "systolic_mm_hg": 120
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
itemsarray of objectYes

Example response

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

Example response, 72 lines
{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Seymour CW, Liu VX, Iwashyna TJ, Brunkhorst FM, Rea TD, Scherag A, Rubenfeld G, Kahn JM, Shankar-Hari M, Singer M, Deutschman CS, Escobar GJ, Angus DC",
        "doi": "10.1001/jama.2016.0288",
        "id": "seymour-2016",
        "source": "JAMA. 2016;315(8):762-774",
        "title": "Assessment of Clinical Criteria for Sepsis: For the Third International Consensus Definitions for Sepsis and Septic Shock (Sepsis-3)"
      },
      "components": [
        {
          "factor": "respiratory_rate_ge_22",
          "points": 0,
          "present": false,
          "value": 16
        },
        {
          "factor": "altered_mentation",
          "points": 0,
          "present": false
        },
        {
          "factor": "systolic_mm_hg_le_100",
          "points": 0,
          "present": false,
          "value": 120
        }
      ],
      "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": "qsofa",
      "formula_expression": "qSOFA = respiratory_rate_ge_22 + altered_mentation + systolic_mm_hg_le_100; each 1 if present; max 3",
      "max_score": 3,
      "score": 0
    },
    {
      "citation": {
        "authors": "Seymour CW, Liu VX, Iwashyna TJ, Brunkhorst FM, Rea TD, Scherag A, Rubenfeld G, Kahn JM, Shankar-Hari M, Singer M, Deutschman CS, Escobar GJ, Angus DC",
        "doi": "10.1001/jama.2016.0288",
        "id": "seymour-2016",
        "source": "JAMA. 2016;315(8):762-774",
        "title": "Assessment of Clinical Criteria for Sepsis: For the Third International Consensus Definitions for Sepsis and Septic Shock (Sepsis-3)"
      },
      "components": [
        {
          "factor": "respiratory_rate_ge_22",
          "points": 0,
          "present": false,
          "value": 16
        },
        {
          "factor": "altered_mentation",
          "points": 0,
          "present": false
        },
        {
          "factor": "systolic_mm_hg_le_100",
          "points": 0,
          "present": false,
          "value": 120
        }
      ],
      "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": "qsofa",
      "formula_expression": "qSOFA = respiratory_rate_ge_22 + altered_mentation + systolic_mm_hg_le_100; each 1 if present; max 3",
      "max_score": 3,
      "score": 0
    }
  ],
  "path": "/api/calc/qsofa"
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.007.

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/qsofa' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"altered_mentation":false,"respiratory_rate":16,"systolic_mm_hg":120},{"altered_mentation":false,"respiratory_rate":16,"systolic_mm_hg":120}]}'

# 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/qsofa' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"altered_mentation":false,"respiratory_rate":16,"systolic_mm_hg":120},{"altered_mentation":false,"respiratory_rate":16,"systolic_mm_hg":120}]}' \
  | 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 $0.007 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%2Fqsofa&method=POST
const res = await pay("https://api.magentlab.com/api/calc/qsofa", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "altered_mentation": false,
        "respiratory_rate": 16,
        "systolic_mm_hg": 120
      },
      {
        "altered_mentation": false,
        "respiratory_rate": 16,
        "systolic_mm_hg": 120
      }
    ]
  }),
});
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 $0.007 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/qsofa",
        json={
            "items": [
                {
                    "altered_mentation": False,
                    "respiratory_rate": 16,
                    "systolic_mm_hg": 120,
                },
                {
                    "altered_mentation": False,
                    "respiratory_rate": 16,
                    "systolic_mm_hg": 120,
                },
            ],
        },
    )
    print(res.status_code, res.text)

Security scan

1 finding

  • Charges more than its listed price in payment
    Listed at $0.005, charges $0.007

Recent checks

WhenResultHTTPTimePrice
5 h agoPassed402145 ms$0.007
9 h agoPassed402286 ms$0.007
14 h agoPassed402244 ms$0.007
19 h agoPassed402162 ms$0.007
23 h agoPassed402137 ms$0.007
Show 10 older checks
28 h agoPassed402147 ms$0.007
32 h agoPassed402278 ms$0.007
36 h agoPassed402151 ms$0.007
40 h agoPassed402136 ms$0.007
44 h agoPassed402317 ms$0.007
2 days agoPassed402148 ms$0.007
2 days agoPassed402259 ms$0.007
2 days agoPassed402143 ms$0.007
3 days agoPassed402145 ms$0.007
3 days agoPassed402730 ms$0.007

History

11 Oct 2026Price changed from $0.005 to $0.007