71trust / 100

Calc Scap

by magent in Other

x402 APIPassing, checked 3 h ago

España 2006 SCAP. Eight caller-assigned flags: two major (arterial pH <7.30, SBP <90 mm Hg) and six minor (RR >30, altered mental status, BUN >30 mg/dL, hypoxemia as PaO2 <54 mm Hg or PaO2/FiO2 <250, age ≥80, multilobar or bilateral). Severe if 1 major or ≥2 minor. One point per true predictor (max 8). Not a diagnosis, not an ICU-admission order, not CURB-65, not PSI/PORT, not SMART-COP.

POST

https://api.magentlab.com/api/calc/scap

Price: $0.007; per call in USDC
Uptime: 100%; last 30 days
Response time: 162 ms; 588 ms slowest 5%
Last check: Passed; 3 h ago, next any minute now

Run a free test call How 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/scap

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/scap
content-type: application/json

{
  "items": [
    {
      "age_ge_80": false,
      "altered_mental_status": false,
      "bun_gt_30_mg_dl": false,
      "hypoxemia": false,
      "multilobar_or_bilateral": false,
      "ph_lt_7_30": false,
      "respiratory_rate_gt_30": false,
      "sbp_lt_90": false
    },
    {
      "age_ge_80": false,
      "altered_mental_status": false,
      "bun_gt_30_mg_dl": false,
      "hypoxemia": false,
      "multilobar_or_bilateral": false,
      "ph_lt_7_30": false,
      "respiratory_rate_gt_30": false,
      "sbp_lt_90": false
    }
  ]
}

Parameters

Parameter	Type	Required	Description
`items`	array of object	Yes

Example response

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

Example response, 126 lines

{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "España PP, Capelastegui A, Gorordo I, Esteban C, Oribe M, Ortega M, Bilbao A, Quintana JM",
        "doi": "10.1164/rccm.200602-177OC",
        "id": "espana-2006",
        "pmid": "16973986",
        "source": "Am J Respir Crit Care Med. 2006;174(11):1249-1256",
        "title": "Development and validation of a clinical prediction rule for severe community-acquired pneumonia"
      },
      "components": [
        {
          "factor": "ph_lt_7_30",
          "points": 0,
          "present": false
        },
        {
          "factor": "sbp_lt_90",
          "points": 0,
          "present": false
        },
        {
          "factor": "respiratory_rate_gt_30",
          "points": 0,
          "present": false
        },
        {
          "factor": "altered_mental_status",
          "points": 0,
          "present": false
        },
        {
          "factor": "bun_gt_30_mg_dl",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypoxemia",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_80",
          "points": 0,
          "present": false
        },
        {
          "factor": "multilobar_or_bilateral",
          "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": "scap",
      "formula_expression": "SCAP severe iff 1 major (ph_lt_7_30 or sbp_lt_90) OR >=2 minor (respiratory_rate_gt_30, altered_mental_status, bun_gt_30_mg_dl, hypoxemia, age_ge_80, multilobar_or_bilateral); 1 point per true predictor (España 2006 major/minor rule; not beta-derived integer cards); max 8",
      "major_count": 0,
      "max_score": 8,
      "minor_count": 0,
      "scap_severe": false,
      "score": 0
    },
    {
      "citation": {
        "authors": "España PP, Capelastegui A, Gorordo I, Esteban C, Oribe M, Ortega M, Bilbao A, Quintana JM",
        "doi": "10.1164/rccm.200602-177OC",
        "id": "espana-2006",
        "pmid": "16973986",
        "source": "Am J Respir Crit Care Med. 2006;174(11):1249-1256",
        "title": "Development and validation of a clinical prediction rule for severe community-acquired pneumonia"
      },
      "components": [
        {
          "factor": "ph_lt_7_30",
          "points": 0,
          "present": false
        },
        {
          "factor": "sbp_lt_90",
          "points": 0,
          "present": false
        },
        {
          "factor": "respiratory_rate_gt_30",
          "points": 0,
          "present": false
        },
        {
          "factor": "altered_mental_status",
          "points": 0,
          "present": false
        },
        {
          "factor": "bun_gt_30_mg_dl",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypoxemia",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_80",
          "points": 0,
          "present": false
        },
        {
          "factor": "multilobar_or_bilateral",
          "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": "scap",
      "formula_expression": "SCAP severe iff 1 major (ph_lt_7_30 or sbp_lt_90) OR >=2 minor (respiratory_rate_gt_30, altered_mental_status, bun_gt_30_mg_dl, hypoxemia, age_ge_80, multilobar_or_bilateral); 1 point per true predictor (España 2006 major/minor rule; not beta-derived integer cards); max 8",
      "major_count": 0,
      "max_score": 8,
      "minor_count": 0,
      "scap_severe": false,
      "score": 0
    }
  ],
  "path": "/api/calc/scap"
}

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/scap' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age_ge_80":false,"altered_mental_status":false,"bun_gt_30_mg_dl":false,"hypoxemia":false,"multilobar_or_bilateral":false,"ph_lt_7_30":false,"respiratory_rate_gt_30":false,"sbp_lt_90":false},{"age_ge_80":false,"altered_mental_status":false,"bun_gt_30_mg_dl":false,"hypoxemia":false,"multilobar_or_bilateral":false,"ph_lt_7_30":false,"respiratory_rate_gt_30":false,"sbp_lt_90":false}]}'

# 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/scap' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age_ge_80":false,"altered_mental_status":false,"bun_gt_30_mg_dl":false,"hypoxemia":false,"multilobar_or_bilateral":false,"ph_lt_7_30":false,"respiratory_rate_gt_30":false,"sbp_lt_90":false},{"age_ge_80":false,"altered_mental_status":false,"bun_gt_30_mg_dl":false,"hypoxemia":false,"multilobar_or_bilateral":false,"ph_lt_7_30":false,"respiratory_rate_gt_30":false,"sbp_lt_90":false}]}' \
  | 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%2Fscap&method=POST
const res = await pay("https://api.magentlab.com/api/calc/scap", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age_ge_80": false,
        "altered_mental_status": false,
        "bun_gt_30_mg_dl": false,
        "hypoxemia": false,
        "multilobar_or_bilateral": false,
        "ph_lt_7_30": false,
        "respiratory_rate_gt_30": false,
        "sbp_lt_90": false
      },
      {
        "age_ge_80": false,
        "altered_mental_status": false,
        "bun_gt_30_mg_dl": false,
        "hypoxemia": false,
        "multilobar_or_bilateral": false,
        "ph_lt_7_30": false,
        "respiratory_rate_gt_30": false,
        "sbp_lt_90": false
      }
    ]
  }),
});
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/scap",
        json={
            "items": [
                {
                    "age_ge_80": False,
                    "altered_mental_status": False,
                    "bun_gt_30_mg_dl": False,
                    "hypoxemia": False,
                    "multilobar_or_bilateral": False,
                    "ph_lt_7_30": False,
                    "respiratory_rate_gt_30": False,
                    "sbp_lt_90": False,
                },
                {
                    "age_ge_80": False,
                    "altered_mental_status": False,
                    "bun_gt_30_mg_dl": False,
                    "hypoxemia": False,
                    "multilobar_or_bilateral": False,
                    "ph_lt_7_30": False,
                    "respiratory_rate_gt_30": False,
                    "sbp_lt_90": False,
                },
            ],
        },
    )
    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

When	Result	HTTP	Time	Price
3 h ago	Passed	402	439 ms	$0.007
8 h ago	Passed	402	159 ms	$0.007
13 h ago	Passed	402	187 ms	$0.007
17 h ago	Passed	402	427 ms	$0.007
22 h ago	Passed	402	156 ms	$0.007

Show 10 older checks

26 h ago	Passed	402	647 ms	$0.007
30 h ago	Passed	402	144 ms	$0.007
34 h ago	Passed	402	162 ms	$0.007
38 h ago	Passed	402	144 ms	$0.007
43 h ago	Passed	402	379 ms	$0.007
47 h ago	Passed	402	307 ms	$0.007
2 days ago	Passed	402	162 ms	$0.007
2 days ago	Passed	402	158 ms	$0.007
2 days ago	Passed	402	196 ms	$0.007
3 days ago	Passed	402	355 ms	$0.007

History

11 Oct 2026	Price changed from $0.005 to $0.007

Trust score 71/ 100

Availability (30-day uptime)		30 / 30
Valid x402 challenge		15 / 15
Response time		10 / 10
Real paying agents (30 days)		6 / 15
Charges what it lists		0 / 10
Security scan		10 / 10
Verified owner		0 / 10

How the score works

Payment terms

Price: $0.007 per call
Listed at: $0.005 (charges more)
Token: USDC
Networks: Base
Pays to: 0x836B…9Ee2

Real usage

Paying agents: 3 in 30 days
Paid calls: 5 in 30 days
Last paid call: 4 days ago

Source: x402 Bazaar settlement data.

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Trust score

[![ToolVet trust score](https://toolvet.app/badge/calc-scap.svg)](https://toolvet.app/s/calc-scap)