64trust / 100

Calc Plan

by magent in Other

x402 APIFailing, checked 5 h ago

PLAN score (O'Donnell 2012 Arch Intern Med Table 4): preadmission dependence 1.5, cancer 1.5, CHF 1, atrial fibrillation 1, reduced LOC 5, age 1 point per decade (max 10), significant/total arm weakness 2, leg weakness 2, aphasia or neglect 1. Max 25. Bands <10, 10-15, >15. Not a tPA decision and not iScore. magent does not examine the patient.

POST

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

Price: $0.007; per call in USDC
Uptime: 89.2%; last 30 days
Response time: 301 ms; 494 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/plan

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/plan
content-type: application/json

{
  "items": [
    {
      "age": 18,
      "aphasia_or_neglect": false,
      "arm_weakness": false,
      "atrial_fibrillation": false,
      "cancer": false,
      "congestive_heart_failure": false,
      "leg_weakness": false,
      "preadmission_dependence": false,
      "reduced_loc": false
    },
    {
      "age": 18,
      "aphasia_or_neglect": false,
      "arm_weakness": false,
      "atrial_fibrillation": false,
      "cancer": false,
      "congestive_heart_failure": false,
      "leg_weakness": false,
      "preadmission_dependence": false,
      "reduced_loc": 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, 138 lines

{
  "count": 2,
  "items": [
    {
      "age_points": 1,
      "age_years": 18,
      "citation": {
        "authors": "O'Donnell MJ, Fang J, D'Uva C, et al.",
        "doi": "10.1001/2013.jamainternmed.30",
        "id": "odonnell-2012",
        "pmid": "23147454",
        "source": "Arch Intern Med. 2012;172(20):1548-1556",
        "title": "The PLAN score: a bedside prediction rule for death and severe disability following acute ischemic stroke"
      },
      "components": [
        {
          "factor": "age",
          "points": 1,
          "present": true,
          "value": 18
        },
        {
          "factor": "preadmission_dependence",
          "points": 0,
          "present": false
        },
        {
          "factor": "cancer",
          "points": 0,
          "present": false
        },
        {
          "factor": "congestive_heart_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "atrial_fibrillation",
          "points": 0,
          "present": false
        },
        {
          "factor": "reduced_loc",
          "points": 0,
          "present": false
        },
        {
          "factor": "arm_weakness",
          "points": 0,
          "present": false
        },
        {
          "factor": "leg_weakness",
          "points": 0,
          "present": false
        },
        {
          "factor": "aphasia_or_neglect",
          "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": "plan",
      "formula_expression": "PLAN = preadmission_dependence 1.5 + cancer 1.5 + congestive_heart_failure 1 + atrial_fibrillation 1 + reduced_loc 5 + min(floor(age/10), 10) + arm_weakness 2 + leg_weakness 2 + aphasia_or_neglect 1; O'Donnell 2012 Table 4; max 25; bands <10 / 10-15 / >15",
      "max_score": 25,
      "plan_band": "<10",
      "score": 1
    },
    {
      "age_points": 1,
      "age_years": 18,
      "citation": {
        "authors": "O'Donnell MJ, Fang J, D'Uva C, et al.",
        "doi": "10.1001/2013.jamainternmed.30",
        "id": "odonnell-2012",
        "pmid": "23147454",
        "source": "Arch Intern Med. 2012;172(20):1548-1556",
        "title": "The PLAN score: a bedside prediction rule for death and severe disability following acute ischemic stroke"
      },
      "components": [
        {
          "factor": "age",
          "points": 1,
          "present": true,
          "value": 18
        },
        {
          "factor": "preadmission_dependence",
          "points": 0,
          "present": false
        },
        {
          "factor": "cancer",
          "points": 0,
          "present": false
        },
        {
          "factor": "congestive_heart_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "atrial_fibrillation",
          "points": 0,
          "present": false
        },
        {
          "factor": "reduced_loc",
          "points": 0,
          "present": false
        },
        {
          "factor": "arm_weakness",
          "points": 0,
          "present": false
        },
        {
          "factor": "leg_weakness",
          "points": 0,
          "present": false
        },
        {
          "factor": "aphasia_or_neglect",
          "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": "plan",
      "formula_expression": "PLAN = preadmission_dependence 1.5 + cancer 1.5 + congestive_heart_failure 1 + atrial_fibrillation 1 + reduced_loc 5 + min(floor(age/10), 10) + arm_weakness 2 + leg_weakness 2 + aphasia_or_neglect 1; O'Donnell 2012 Table 4; max 25; bands <10 / 10-15 / >15",
      "max_score": 25,
      "plan_band": "<10",
      "score": 1
    }
  ],
  "path": "/api/calc/plan"
}

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/plan' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":18,"aphasia_or_neglect":false,"arm_weakness":false,"atrial_fibrillation":false,"cancer":false,"congestive_heart_failure":false,"leg_weakness":false,"preadmission_dependence":false,"reduced_loc":false},{"age":18,"aphasia_or_neglect":false,"arm_weakness":false,"atrial_fibrillation":false,"cancer":false,"congestive_heart_failure":false,"leg_weakness":false,"preadmission_dependence":false,"reduced_loc":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/plan' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":18,"aphasia_or_neglect":false,"arm_weakness":false,"atrial_fibrillation":false,"cancer":false,"congestive_heart_failure":false,"leg_weakness":false,"preadmission_dependence":false,"reduced_loc":false},{"age":18,"aphasia_or_neglect":false,"arm_weakness":false,"atrial_fibrillation":false,"cancer":false,"congestive_heart_failure":false,"leg_weakness":false,"preadmission_dependence":false,"reduced_loc":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%2Fplan&method=POST
const res = await pay("https://api.magentlab.com/api/calc/plan", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 18,
        "aphasia_or_neglect": false,
        "arm_weakness": false,
        "atrial_fibrillation": false,
        "cancer": false,
        "congestive_heart_failure": false,
        "leg_weakness": false,
        "preadmission_dependence": false,
        "reduced_loc": false
      },
      {
        "age": 18,
        "aphasia_or_neglect": false,
        "arm_weakness": false,
        "atrial_fibrillation": false,
        "cancer": false,
        "congestive_heart_failure": false,
        "leg_weakness": false,
        "preadmission_dependence": false,
        "reduced_loc": 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/plan",
        json={
            "items": [
                {
                    "age": 18,
                    "aphasia_or_neglect": False,
                    "arm_weakness": False,
                    "atrial_fibrillation": False,
                    "cancer": False,
                    "congestive_heart_failure": False,
                    "leg_weakness": False,
                    "preadmission_dependence": False,
                    "reduced_loc": False,
                },
                {
                    "age": 18,
                    "aphasia_or_neglect": False,
                    "arm_weakness": False,
                    "atrial_fibrillation": False,
                    "cancer": False,
                    "congestive_heart_failure": False,
                    "leg_weakness": False,
                    "preadmission_dependence": False,
                    "reduced_loc": 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
5 h ago	Timed out	-	-	-
10 h ago	Timed out	-	-	-
15 h ago	Timed out	-	-	-
20 h ago	Passed	402	379 ms	$0.007
25 h ago	Passed	402	2.2 s	$0.007

Show 10 older checks

29 h ago	Timed out	-	-	-
34 h ago	Passed	402	236 ms	$0.007
39 h ago	Passed	402	321 ms	$0.007
43 h ago	Passed	402	401 ms	$0.007
2 days ago	Passed	402	299 ms	$0.007
2 days ago	Passed	402	353 ms	$0.007
2 days ago	Passed	402	377 ms	$0.007
3 days ago	Passed	402	213 ms	$0.007
3 days ago	Passed	402	432 ms	$0.007
3 days ago	Passed	402	368 ms	$0.007

History

11 Oct 2026	Price changed from $0.005 to $0.007

Trust score 64/ 100

Availability (30-day uptime)		27 / 30
Valid x402 challenge		15 / 15
Response time		7 / 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: 4 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-plan.svg)](https://toolvet.app/s/calc-plan)