67trust / 100

Calc Choles Score

by magent in Other

x402 APIFailing, checked 5 h ago

Bharamgoudar 2018 CholeS Table 3 score for elective laparoscopic cholecystectomy duration. Age, sex, indication, BMI, CBD diameter, gallbladder wall, pre-op CT, planned IOC, prior surgical admissions, ASA class. Max 20. Numeric total only; no duration bands. Not a booking, not Nassar, not Tokyo. magent does not image the gallbladder.

POST

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

Price: $0.007; per call in USDC
Uptime: 91.4%; last 30 days
Response time: 201 ms; 490 ms slowest 5%
Last check: Failed; 5 h ago, next any minute now

Run a free test call How to call it

Reliability

All checks passedSome failedAll failedNot checked

Latest check failed 5 h ago: Timed out

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

How to call it

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

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/choles_score
content-type: application/json

{
  "items": [
    {
      "age": 35,
      "asa_class": 1,
      "bmi_kg_m2": 24,
      "cbd_diameter": "normal",
      "gallbladder_wall": "normal",
      "indication": "pancreatitis",
      "planned_intraop_cholangiogram": false,
      "pre_operative_ct": false,
      "previous_surgical_admissions": 0,
      "sex": "female"
    },
    {
      "age": 35,
      "asa_class": 1,
      "bmi_kg_m2": 24,
      "cbd_diameter": "normal",
      "gallbladder_wall": "normal",
      "indication": "pancreatitis",
      "planned_intraop_cholangiogram": false,
      "pre_operative_ct": false,
      "previous_surgical_admissions": 0,
      "sex": "female"
    }
  ]
}

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, 176 lines

{
  "count": 2,
  "items": [
    {
      "age_years": 35,
      "asa_class": 1,
      "bmi_kg_m2": 24,
      "cbd_diameter": "normal",
      "citation": {
        "authors": "Bharamgoudar R, Sonsale A, Hodson J, Griffiths E; CholeS Study Group, West Midlands Research Collaborative",
        "doi": "10.1007/s00464-018-6030-6",
        "id": "bharamgoudar-2018",
        "pmid": "29340820",
        "source": "Surg Endosc. 2018;32(7):3149-3157",
        "title": "The development and validation of a scoring tool to predict the operative duration of elective laparoscopic cholecystectomy"
      },
      "components": [
        {
          "factor": "age",
          "points": 0,
          "present": true,
          "value": 35
        },
        {
          "factor": "sex",
          "points": 0,
          "present": true,
          "value": "female"
        },
        {
          "factor": "indication",
          "points": 0,
          "present": true,
          "value": "pancreatitis"
        },
        {
          "factor": "bmi_kg_m2",
          "points": 0,
          "present": true,
          "value": 24
        },
        {
          "factor": "cbd_diameter",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "gallbladder_wall",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "pre_operative_ct",
          "points": 0,
          "present": true
        },
        {
          "factor": "planned_intraop_cholangiogram",
          "points": 0,
          "present": true
        },
        {
          "factor": "previous_surgical_admissions",
          "points": 0,
          "present": true,
          "value": 0
        },
        {
          "factor": "asa_class",
          "points": 0,
          "present": true,
          "value": 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.",
      "formula": "choles_score",
      "formula_expression": "CholeS = age (<40 0, >=40 1.5) + sex (female 0, male 1) + indication (pancreatitis 0, colic_dyskinesia_polyp 0.5, cbd_stone 2, acalculous_cholecystitis 2.5) + bmi_kg_m2 (<25 0, 25-35 inclusive 1, >35 2) + cbd_diameter (normal 0, dilated 2) + gallbladder_wall (normal 0, thick 1.5) + pre_operative_ct (true 1.5) + planned_intraop_cholangiogram (true 3) + previous_surgical_admissions (0 0, 1-2 1, >2 2.5) + asa_class (1 0, 2 1, 3-5 2.5); Bharamgoudar 2018 Table 3; max 20; numeric total only, no duration or risk bands",
      "gallbladder_wall": "normal",
      "indication": "pancreatitis",
      "max_score": 20,
      "planned_intraop_cholangiogram": false,
      "pre_operative_ct": false,
      "previous_surgical_admissions": 0,
      "score": 0,
      "sex": "female"
    },
    {
      "age_years": 35,
      "asa_class": 1,
      "bmi_kg_m2": 24,
      "cbd_diameter": "normal",
      "citation": {
        "authors": "Bharamgoudar R, Sonsale A, Hodson J, Griffiths E; CholeS Study Group, West Midlands Research Collaborative",
        "doi": "10.1007/s00464-018-6030-6",
        "id": "bharamgoudar-2018",
        "pmid": "29340820",
        "source": "Surg Endosc. 2018;32(7):3149-3157",
        "title": "The development and validation of a scoring tool to predict the operative duration of elective laparoscopic cholecystectomy"
      },
      "components": [
        {
          "factor": "age",
          "points": 0,
          "present": true,
          "value": 35
        },
        {
          "factor": "sex",
          "points": 0,
          "present": true,
          "value": "female"
        },
        {
          "factor": "indication",
          "points": 0,
          "present": true,
          "value": "pancreatitis"
        },
        {
          "factor": "bmi_kg_m2",
          "points": 0,
          "present": true,
          "value": 24
        },
        {
          "factor": "cbd_diameter",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "gallbladder_wall",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "pre_operative_ct",
          "points": 0,
          "present": true
        },
        {
          "factor": "planned_intraop_cholangiogram",
          "points": 0,
          "present": true
        },
        {
          "factor": "previous_surgical_admissions",
          "points": 0,
          "present": true,
          "value": 0
        },
        {
          "factor": "asa_class",
          "points": 0,
          "present": true,
          "value": 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.",
      "formula": "choles_score",
      "formula_expression": "CholeS = age (<40 0, >=40 1.5) + sex (female 0, male 1) + indication (pancreatitis 0, colic_dyskinesia_polyp 0.5, cbd_stone 2, acalculous_cholecystitis 2.5) + bmi_kg_m2 (<25 0, 25-35 inclusive 1, >35 2) + cbd_diameter (normal 0, dilated 2) + gallbladder_wall (normal 0, thick 1.5) + pre_operative_ct (true 1.5) + planned_intraop_cholangiogram (true 3) + previous_surgical_admissions (0 0, 1-2 1, >2 2.5) + asa_class (1 0, 2 1, 3-5 2.5); Bharamgoudar 2018 Table 3; max 20; numeric total only, no duration or risk bands",
      "gallbladder_wall": "normal",
      "indication": "pancreatitis",
      "max_score": 20,
      "planned_intraop_cholangiogram": false,
      "pre_operative_ct": false,
      "previous_surgical_admissions": 0,
      "score": 0,
      "sex": "female"
    }
  ],
  "path": "/api/calc/choles_score"
}

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/choles_score' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":35,"asa_class":1,"bmi_kg_m2":24,"cbd_diameter":"normal","gallbladder_wall":"normal","indication":"pancreatitis","planned_intraop_cholangiogram":false,"pre_operative_ct":false,"previous_surgical_admissions":0,"sex":"female"},{"age":35,"asa_class":1,"bmi_kg_m2":24,"cbd_diameter":"normal","gallbladder_wall":"normal","indication":"pancreatitis","planned_intraop_cholangiogram":false,"pre_operative_ct":false,"previous_surgical_admissions":0,"sex":"female"}]}'

# 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/choles_score' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":35,"asa_class":1,"bmi_kg_m2":24,"cbd_diameter":"normal","gallbladder_wall":"normal","indication":"pancreatitis","planned_intraop_cholangiogram":false,"pre_operative_ct":false,"previous_surgical_admissions":0,"sex":"female"},{"age":35,"asa_class":1,"bmi_kg_m2":24,"cbd_diameter":"normal","gallbladder_wall":"normal","indication":"pancreatitis","planned_intraop_cholangiogram":false,"pre_operative_ct":false,"previous_surgical_admissions":0,"sex":"female"}]}' \
  | 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%2Fcholes_score&method=POST
const res = await pay("https://api.magentlab.com/api/calc/choles_score", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 35,
        "asa_class": 1,
        "bmi_kg_m2": 24,
        "cbd_diameter": "normal",
        "gallbladder_wall": "normal",
        "indication": "pancreatitis",
        "planned_intraop_cholangiogram": false,
        "pre_operative_ct": false,
        "previous_surgical_admissions": 0,
        "sex": "female"
      },
      {
        "age": 35,
        "asa_class": 1,
        "bmi_kg_m2": 24,
        "cbd_diameter": "normal",
        "gallbladder_wall": "normal",
        "indication": "pancreatitis",
        "planned_intraop_cholangiogram": false,
        "pre_operative_ct": false,
        "previous_surgical_admissions": 0,
        "sex": "female"
      }
    ]
  }),
});
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/choles_score",
        json={
            "items": [
                {
                    "age": 35,
                    "asa_class": 1,
                    "bmi_kg_m2": 24,
                    "cbd_diameter": "normal",
                    "gallbladder_wall": "normal",
                    "indication": "pancreatitis",
                    "planned_intraop_cholangiogram": False,
                    "pre_operative_ct": False,
                    "previous_surgical_admissions": 0,
                    "sex": "female",
                },
                {
                    "age": 35,
                    "asa_class": 1,
                    "bmi_kg_m2": 24,
                    "cbd_diameter": "normal",
                    "gallbladder_wall": "normal",
                    "indication": "pancreatitis",
                    "planned_intraop_cholangiogram": False,
                    "pre_operative_ct": False,
                    "previous_surgical_admissions": 0,
                    "sex": "female",
                },
            ],
        },
    )
    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
5 h ago	Timed out	-	-	-
10 h ago	Timed out	-	-	-
14 h ago	Timed out	-	-	-
19 h ago	Passed	402	173 ms	$0.007
24 h ago	Passed	402	1.1 s	$0.007

Show 10 older checks

29 h ago	Passed	402	162 ms	$0.007
34 h ago	Passed	402	187 ms	$0.007
38 h ago	Passed	402	157 ms	$0.007
43 h ago	Passed	402	471 ms	$0.007
47 h ago	Passed	402	299 ms	$0.007
2 days ago	Passed	402	145 ms	$0.007
2 days ago	Passed	402	201 ms	$0.007
2 days ago	Passed	402	145 ms	$0.007
3 days ago	Passed	402	240 ms	$0.007
3 days ago	Passed	402	159 ms	$0.007

History

11 Oct 2026	Price changed from $0.005 to $0.007

Trust score 67/ 100

Availability (30-day uptime)		27 / 30
Valid x402 challenge		15 / 15
Response time		10 / 10
Real paying agents (30 days)		5 / 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: 2 in 30 days
Paid calls: 5 in 30 days
Last paid call: 5 days ago

Source: x402 Bazaar settlement data.

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Trust score

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