71trust / 100

Calc Ribscore

by magent in Security & trust

x402 APIPassing, checked 3 h ago

Chapman 2016 RibScore from six caller-assigned radiographic flags (≥6 rib fractures, bilateral, flail chest, ≥3 severely bicortical displaced, first rib, and all three anatomic areas). 1 point each, total 0-6. Associated linearly with pneumonia, respiratory failure, and tracheostomy. magent does not read a CT. Deterministic published arithmetic with citation; not a named risk class.

POST
https://api.magentlab.com/api/calc/ribscore
Price
$0.007
per call in USDC
Uptime
100%
last 30 days
Response time
163 ms
283 ms slowest 5%
Last check
Passed
3 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/ribscore

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/ribscore
content-type: application/json

{
  "items": [
    {
      "all_three_areas": false,
      "bilateral": false,
      "first_rib": false,
      "flail_chest": false,
      "six_or_more_ribs": false,
      "three_or_more_displaced": false
    },
    {
      "all_three_areas": false,
      "bilateral": false,
      "first_rib": false,
      "flail_chest": false,
      "six_or_more_ribs": false,
      "three_or_more_displaced": false
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
itemsarray of objectYes

Example response

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

Example response, 100 lines
{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Chapman BC, Herbert B, Rodil M, et al",
        "doi": "10.1097/TA.0000000000000867",
        "id": "chapman-2016",
        "pmid": "26683395",
        "source": "J Trauma Acute Care Surg. 2016;80(1):95-101",
        "title": "RibScore: A novel radiographic score based on fracture pattern that predicts pneumonia, respiratory failure, and tracheostomy"
      },
      "components": [
        {
          "factor": "six_or_more_ribs",
          "points": 0,
          "present": false
        },
        {
          "factor": "bilateral",
          "points": 0,
          "present": false
        },
        {
          "factor": "flail_chest",
          "points": 0,
          "present": false
        },
        {
          "factor": "three_or_more_displaced",
          "points": 0,
          "present": false
        },
        {
          "factor": "first_rib",
          "points": 0,
          "present": false
        },
        {
          "factor": "all_three_areas",
          "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": "ribscore",
      "formula_expression": "RibScore = six_or_more_ribs + bilateral + flail_chest + three_or_more_displaced + first_rib + all_three_areas; each 1; Chapman 2016; max 6; caller-assigned radiographic flags; magent does not read a CT",
      "max_score": 6,
      "score": 0
    },
    {
      "citation": {
        "authors": "Chapman BC, Herbert B, Rodil M, et al",
        "doi": "10.1097/TA.0000000000000867",
        "id": "chapman-2016",
        "pmid": "26683395",
        "source": "J Trauma Acute Care Surg. 2016;80(1):95-101",
        "title": "RibScore: A novel radiographic score based on fracture pattern that predicts pneumonia, respiratory failure, and tracheostomy"
      },
      "components": [
        {
          "factor": "six_or_more_ribs",
          "points": 0,
          "present": false
        },
        {
          "factor": "bilateral",
          "points": 0,
          "present": false
        },
        {
          "factor": "flail_chest",
          "points": 0,
          "present": false
        },
        {
          "factor": "three_or_more_displaced",
          "points": 0,
          "present": false
        },
        {
          "factor": "first_rib",
          "points": 0,
          "present": false
        },
        {
          "factor": "all_three_areas",
          "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": "ribscore",
      "formula_expression": "RibScore = six_or_more_ribs + bilateral + flail_chest + three_or_more_displaced + first_rib + all_three_areas; each 1; Chapman 2016; max 6; caller-assigned radiographic flags; magent does not read a CT",
      "max_score": 6,
      "score": 0
    }
  ],
  "path": "/api/calc/ribscore"
}

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/ribscore' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"all_three_areas":false,"bilateral":false,"first_rib":false,"flail_chest":false,"six_or_more_ribs":false,"three_or_more_displaced":false},{"all_three_areas":false,"bilateral":false,"first_rib":false,"flail_chest":false,"six_or_more_ribs":false,"three_or_more_displaced":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/ribscore' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"all_three_areas":false,"bilateral":false,"first_rib":false,"flail_chest":false,"six_or_more_ribs":false,"three_or_more_displaced":false},{"all_three_areas":false,"bilateral":false,"first_rib":false,"flail_chest":false,"six_or_more_ribs":false,"three_or_more_displaced":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%2Fribscore&method=POST
const res = await pay("https://api.magentlab.com/api/calc/ribscore", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "all_three_areas": false,
        "bilateral": false,
        "first_rib": false,
        "flail_chest": false,
        "six_or_more_ribs": false,
        "three_or_more_displaced": false
      },
      {
        "all_three_areas": false,
        "bilateral": false,
        "first_rib": false,
        "flail_chest": false,
        "six_or_more_ribs": false,
        "three_or_more_displaced": 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/ribscore",
        json={
            "items": [
                {
                    "all_three_areas": False,
                    "bilateral": False,
                    "first_rib": False,
                    "flail_chest": False,
                    "six_or_more_ribs": False,
                    "three_or_more_displaced": False,
                },
                {
                    "all_three_areas": False,
                    "bilateral": False,
                    "first_rib": False,
                    "flail_chest": False,
                    "six_or_more_ribs": False,
                    "three_or_more_displaced": 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

WhenResultHTTPTimePrice
3 h agoPassed402211 ms$0.007
7 h agoPassed402146 ms$0.007
12 h agoPassed402167 ms$0.007
17 h agoPassed402269 ms$0.007
21 h agoPassed402239 ms$0.007
Show 10 older checks
25 h agoPassed402153 ms$0.007
29 h agoPassed402283 ms$0.007
34 h agoPassed402140 ms$0.007
38 h agoPassed402183 ms$0.007
42 h agoPassed402155 ms$0.007
46 h agoPassed402161 ms$0.007
2 days agoPassed402273 ms$0.007
2 days agoPassed402215 ms$0.007
2 days agoPassed402227 ms$0.007
3 days agoPassed402280 ms$0.007

History

11 Oct 2026Price changed from $0.005 to $0.007