67trust / 100

Calc Doac Score

by magent in Other

x402 APIFailing, checked 4 h ago

Aggarwal 2023 DOAC Score (Circulation Table 2) for AF on DOACs: age 65-69 2 / 70-74 3 / 75-79 4 / >=80 5 (<65 0); CrCl/eGFR 30-60 inclusive 1, <30 2; underweight caller BMI <18.5 flag 1; stroke/TIA/embolism 1; diabetes 1; hypertension 1; antiplatelet none 0, aspirin 2, dual 3; NSAID 1; bleeding history 3; liver disease 2. Score min(raw, 10). Bands 0-3 very_low, 4-5 low, 6-7 moderate, 8-9 high, 10 very_high. Not HAS-BLED. Not DOAC dosing. Not warfarin.

POST

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

Price: $0.007; per call in USDC
Uptime: 91.4%; last 30 days
Response time: 154 ms; 323 ms slowest 5%
Last check: Failed; 4 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 4 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/doac_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/doac_score
content-type: application/json

{
  "items": [
    {
      "age": 65,
      "antiplatelet": "none",
      "bleeding_history": false,
      "crcl_or_egfr_ml_min": 70,
      "diabetes": false,
      "hypertension": false,
      "liver_disease": false,
      "nsaid_use": false,
      "stroke_tia_embolism_history": false,
      "underweight": false
    },
    {
      "age": 65,
      "antiplatelet": "none",
      "bleeding_history": false,
      "crcl_or_egfr_ml_min": 70,
      "diabetes": false,
      "hypertension": false,
      "liver_disease": false,
      "nsaid_use": false,
      "stroke_tia_embolism_history": false,
      "underweight": 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, 156 lines

{
  "count": 2,
  "items": [
    {
      "age_years": 65,
      "antiplatelet": "none",
      "band": "very_low",
      "citation": {
        "authors": "Aggarwal R, Ruff CT, Virdone S, Perreault S, Kakkar AK, Palazzolo MG, Dorais M, Kayani G, Singer DE, Secemsky E, Piccini J, Tahir UA, Shen C, Yeh RW",
        "doi": "10.1161/CIRCULATIONAHA.123.064556",
        "id": "aggarwal-2023",
        "pmid": "37621213",
        "source": "Circulation. 2023;148(12):936-946",
        "title": "Development and Validation of the DOAC Score: A Novel Bleeding Risk Prediction Tool for Patients With Atrial Fibrillation on Direct-Acting Oral Anticoagulants"
      },
      "components": [
        {
          "factor": "age",
          "points": 2,
          "present": true,
          "value": 65
        },
        {
          "factor": "crcl_or_egfr",
          "points": 0,
          "present": false,
          "value": 70
        },
        {
          "factor": "underweight",
          "points": 0,
          "present": false
        },
        {
          "factor": "stroke_tia_embolism_history",
          "points": 0,
          "present": false
        },
        {
          "factor": "diabetes",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypertension",
          "points": 0,
          "present": false
        },
        {
          "factor": "antiplatelet",
          "points": 0,
          "present": false,
          "value": "none"
        },
        {
          "factor": "nsaid_use",
          "points": 0,
          "present": false
        },
        {
          "factor": "bleeding_history",
          "points": 0,
          "present": false
        },
        {
          "factor": "liver_disease",
          "points": 0,
          "present": false
        }
      ],
      "crcl_or_egfr_ml_min": 70,
      "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": "doac_score",
      "formula_expression": "DOAC Score (Aggarwal 2023 Circulation Table 2) = age (65-69 2, 70-74 3, 75-79 4, >=80 5; <65 0) + crcl_or_egfr_ml_min (30-60 inclusive 1, <30 2, >60 0) + underweight 1 + stroke_tia_embolism_history 1 + diabetes 1 + hypertension 1 + antiplatelet (none 0, aspirin 2, dual 3) + nsaid_use 1 + bleeding_history 3 + liver_disease 2; score = min(raw_sum, 10); bands 0-3 very_low, 4-5 low, 6-7 moderate, 8-9 high, 10 very_high; not HAS-BLED; not DOAC dosing; not warfarin",
      "max_score": 10,
      "score": 2,
      "uncapped_sum": 2
    },
    {
      "age_years": 65,
      "antiplatelet": "none",
      "band": "very_low",
      "citation": {
        "authors": "Aggarwal R, Ruff CT, Virdone S, Perreault S, Kakkar AK, Palazzolo MG, Dorais M, Kayani G, Singer DE, Secemsky E, Piccini J, Tahir UA, Shen C, Yeh RW",
        "doi": "10.1161/CIRCULATIONAHA.123.064556",
        "id": "aggarwal-2023",
        "pmid": "37621213",
        "source": "Circulation. 2023;148(12):936-946",
        "title": "Development and Validation of the DOAC Score: A Novel Bleeding Risk Prediction Tool for Patients With Atrial Fibrillation on Direct-Acting Oral Anticoagulants"
      },
      "components": [
        {
          "factor": "age",
          "points": 2,
          "present": true,
          "value": 65
        },
        {
          "factor": "crcl_or_egfr",
          "points": 0,
          "present": false,
          "value": 70
        },
        {
          "factor": "underweight",
          "points": 0,
          "present": false
        },
        {
          "factor": "stroke_tia_embolism_history",
          "points": 0,
          "present": false
        },
        {
          "factor": "diabetes",
          "points": 0,
          "present": false
        },
        {
          "factor": "hypertension",
          "points": 0,
          "present": false
        },
        {
          "factor": "antiplatelet",
          "points": 0,
          "present": false,
          "value": "none"
        },
        {
          "factor": "nsaid_use",
          "points": 0,
          "present": false
        },
        {
          "factor": "bleeding_history",
          "points": 0,
          "present": false
        },
        {
          "factor": "liver_disease",
          "points": 0,
          "present": false
        }
      ],
      "crcl_or_egfr_ml_min": 70,
      "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": "doac_score",
      "formula_expression": "DOAC Score (Aggarwal 2023 Circulation Table 2) = age (65-69 2, 70-74 3, 75-79 4, >=80 5; <65 0) + crcl_or_egfr_ml_min (30-60 inclusive 1, <30 2, >60 0) + underweight 1 + stroke_tia_embolism_history 1 + diabetes 1 + hypertension 1 + antiplatelet (none 0, aspirin 2, dual 3) + nsaid_use 1 + bleeding_history 3 + liver_disease 2; score = min(raw_sum, 10); bands 0-3 very_low, 4-5 low, 6-7 moderate, 8-9 high, 10 very_high; not HAS-BLED; not DOAC dosing; not warfarin",
      "max_score": 10,
      "score": 2,
      "uncapped_sum": 2
    }
  ],
  "path": "/api/calc/doac_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/doac_score' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":65,"antiplatelet":"none","bleeding_history":false,"crcl_or_egfr_ml_min":70,"diabetes":false,"hypertension":false,"liver_disease":false,"nsaid_use":false,"stroke_tia_embolism_history":false,"underweight":false},{"age":65,"antiplatelet":"none","bleeding_history":false,"crcl_or_egfr_ml_min":70,"diabetes":false,"hypertension":false,"liver_disease":false,"nsaid_use":false,"stroke_tia_embolism_history":false,"underweight":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/doac_score' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"age":65,"antiplatelet":"none","bleeding_history":false,"crcl_or_egfr_ml_min":70,"diabetes":false,"hypertension":false,"liver_disease":false,"nsaid_use":false,"stroke_tia_embolism_history":false,"underweight":false},{"age":65,"antiplatelet":"none","bleeding_history":false,"crcl_or_egfr_ml_min":70,"diabetes":false,"hypertension":false,"liver_disease":false,"nsaid_use":false,"stroke_tia_embolism_history":false,"underweight":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%2Fdoac_score&method=POST
const res = await pay("https://api.magentlab.com/api/calc/doac_score", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "age": 65,
        "antiplatelet": "none",
        "bleeding_history": false,
        "crcl_or_egfr_ml_min": 70,
        "diabetes": false,
        "hypertension": false,
        "liver_disease": false,
        "nsaid_use": false,
        "stroke_tia_embolism_history": false,
        "underweight": false
      },
      {
        "age": 65,
        "antiplatelet": "none",
        "bleeding_history": false,
        "crcl_or_egfr_ml_min": 70,
        "diabetes": false,
        "hypertension": false,
        "liver_disease": false,
        "nsaid_use": false,
        "stroke_tia_embolism_history": false,
        "underweight": 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/doac_score",
        json={
            "items": [
                {
                    "age": 65,
                    "antiplatelet": "none",
                    "bleeding_history": False,
                    "crcl_or_egfr_ml_min": 70,
                    "diabetes": False,
                    "hypertension": False,
                    "liver_disease": False,
                    "nsaid_use": False,
                    "stroke_tia_embolism_history": False,
                    "underweight": False,
                },
                {
                    "age": 65,
                    "antiplatelet": "none",
                    "bleeding_history": False,
                    "crcl_or_egfr_ml_min": 70,
                    "diabetes": False,
                    "hypertension": False,
                    "liver_disease": False,
                    "nsaid_use": False,
                    "stroke_tia_embolism_history": False,
                    "underweight": 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
4 h ago	Timed out	-	-	-
8 h ago	Timed out	-	-	-
13 h ago	Timed out	-	-	-
18 h ago	Passed	402	144 ms	$0.007
23 h ago	Passed	402	140 ms	$0.007

Show 10 older checks

28 h ago	Passed	402	150 ms	$0.007
32 h ago	Passed	402	881 ms	$0.007
37 h ago	Passed	402	163 ms	$0.007
41 h ago	Passed	402	281 ms	$0.007
46 h ago	Passed	402	176 ms	$0.007
2 days ago	Passed	402	136 ms	$0.007
2 days ago	Passed	402	155 ms	$0.007
2 days ago	Passed	402	155 ms	$0.007
3 days ago	Passed	402	161 ms	$0.007
3 days ago	Passed	402	161 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-doac-score.svg)](https://toolvet.app/s/calc-doac-score)