68trust / 100

Calc Improve Bleed

x402 APIFailing, checked 2 h ago

Decousus 2011 IMPROVE admission bleeding-risk score: ulcer 4.5, prior bleeding 4, platelets <50 4, age >=85 3.5, hepatic failure 2.5, severe renal failure 2.5, ICU/CCU 2.5, CVC 2, rheumatic disease 2, current cancer 2, age 40-84 1.5, male 1, moderate renal failure 1. Max 30.5. Increased risk at >=7. Not a VTE-prophylaxis order. magent does not examine the patient.

POST

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

Price: $0.007; per call in USDC
Uptime: 94.1%; last 30 days
Response time: 263 ms; 574 ms slowest 5%
Last check: Failed; 2 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 2 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/improve_bleed

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/improve_bleed
content-type: application/json

{
  "items": [
    {
      "active_gastroduodenal_ulcer": false,
      "age": 35,
      "central_venous_catheter": false,
      "current_cancer": false,
      "hepatic_failure": false,
      "icu_ccu": false,
      "platelet_count_lt_50": false,
      "prior_bleeding": false,
      "renal_failure": "none",
      "rheumatic_disease": false,
      "sex": "female"
    },
    {
      "active_gastroduodenal_ulcer": false,
      "age": 35,
      "central_venous_catheter": false,
      "current_cancer": false,
      "hepatic_failure": false,
      "icu_ccu": false,
      "platelet_count_lt_50": false,
      "prior_bleeding": false,
      "renal_failure": "none",
      "rheumatic_disease": false,
      "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, 182 lines

{
  "count": 2,
  "items": [
    {
      "age_years": 35,
      "bleed_band": "not_increased",
      "citation": {
        "authors": "Decousus H, Tapson VF, Bergmann JF, Chong BH, Froehlich JB, Kakkar AK, et al.",
        "doi": "10.1378/chest.09-3081",
        "id": "decousus-2011",
        "pmid": "20453069",
        "source": "Chest. 2011;139(1):69-79",
        "title": "Factors at admission associated with bleeding risk in medical patients: findings from the IMPROVE investigators"
      },
      "components": [
        {
          "factor": "active_gastroduodenal_ulcer",
          "points": 0,
          "present": false
        },
        {
          "factor": "prior_bleeding",
          "points": 0,
          "present": false
        },
        {
          "factor": "platelet_count_lt_50",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_85",
          "points": 0,
          "present": false,
          "value": 35
        },
        {
          "factor": "hepatic_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "severe_renal_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "icu_ccu",
          "points": 0,
          "present": false
        },
        {
          "factor": "central_venous_catheter",
          "points": 0,
          "present": false
        },
        {
          "factor": "rheumatic_disease",
          "points": 0,
          "present": false
        },
        {
          "factor": "current_cancer",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_40_84",
          "points": 0,
          "present": false,
          "value": 35
        },
        {
          "factor": "male_sex",
          "points": 0,
          "present": false
        },
        {
          "factor": "moderate_renal_failure",
          "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": "improve_bleed",
      "formula_expression": "IMPROVE bleed (Decousus 2011 admission) = active_gastroduodenal_ulcer (4.5) + prior_bleeding (4) + platelet_count_lt_50 (4) + age>=85 (3.5) + hepatic_failure INR>1.5 (2.5) + severe_renal_failure GFR<30 (2.5) + icu_ccu (2.5) + central_venous_catheter (2) + rheumatic_disease (2) + current_cancer (2) + age 40-84 (1.5) + male (1) + moderate_renal_failure GFR 30-59 (1); max 30.5; <7 not_increased, >=7 increased; half-points not integer-rounded; not Hostler 2016; not IMPROVE VTE",
      "max_score": 30.5,
      "renal_failure": "none",
      "score": 0,
      "sex": "female"
    },
    {
      "age_years": 35,
      "bleed_band": "not_increased",
      "citation": {
        "authors": "Decousus H, Tapson VF, Bergmann JF, Chong BH, Froehlich JB, Kakkar AK, et al.",
        "doi": "10.1378/chest.09-3081",
        "id": "decousus-2011",
        "pmid": "20453069",
        "source": "Chest. 2011;139(1):69-79",
        "title": "Factors at admission associated with bleeding risk in medical patients: findings from the IMPROVE investigators"
      },
      "components": [
        {
          "factor": "active_gastroduodenal_ulcer",
          "points": 0,
          "present": false
        },
        {
          "factor": "prior_bleeding",
          "points": 0,
          "present": false
        },
        {
          "factor": "platelet_count_lt_50",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_ge_85",
          "points": 0,
          "present": false,
          "value": 35
        },
        {
          "factor": "hepatic_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "severe_renal_failure",
          "points": 0,
          "present": false
        },
        {
          "factor": "icu_ccu",
          "points": 0,
          "present": false
        },
        {
          "factor": "central_venous_catheter",
          "points": 0,
          "present": false
        },
        {
          "factor": "rheumatic_disease",
          "points": 0,
          "present": false
        },
        {
          "factor": "current_cancer",
          "points": 0,
          "present": false
        },
        {
          "factor": "age_40_84",
          "points": 0,
          "present": false,
          "value": 35
        },
        {
          "factor": "male_sex",
          "points": 0,
          "present": false
        },
        {
          "factor": "moderate_renal_failure",
          "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": "improve_bleed",
      "formula_expression": "IMPROVE bleed (Decousus 2011 admission) = active_gastroduodenal_ulcer (4.5) + prior_bleeding (4) + platelet_count_lt_50 (4) + age>=85 (3.5) + hepatic_failure INR>1.5 (2.5) + severe_renal_failure GFR<30 (2.5) + icu_ccu (2.5) + central_venous_catheter (2) + rheumatic_disease (2) + current_cancer (2) + age 40-84 (1.5) + male (1) + moderate_renal_failure GFR 30-59 (1); max 30.5; <7 not_increased, >=7 increased; half-points not integer-rounded; not Hostler 2016; not IMPROVE VTE",
      "max_score": 30.5,
      "renal_failure": "none",
      "score": 0,
      "sex": "female"
    }
  ],
  "path": "/api/calc/improve_bleed"
}

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/improve_bleed' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"active_gastroduodenal_ulcer":false,"age":35,"central_venous_catheter":false,"current_cancer":false,"hepatic_failure":false,"icu_ccu":false,"platelet_count_lt_50":false,"prior_bleeding":false,"renal_failure":"none","rheumatic_disease":false,"sex":"female"},{"active_gastroduodenal_ulcer":false,"age":35,"central_venous_catheter":false,"current_cancer":false,"hepatic_failure":false,"icu_ccu":false,"platelet_count_lt_50":false,"prior_bleeding":false,"renal_failure":"none","rheumatic_disease":false,"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/improve_bleed' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"active_gastroduodenal_ulcer":false,"age":35,"central_venous_catheter":false,"current_cancer":false,"hepatic_failure":false,"icu_ccu":false,"platelet_count_lt_50":false,"prior_bleeding":false,"renal_failure":"none","rheumatic_disease":false,"sex":"female"},{"active_gastroduodenal_ulcer":false,"age":35,"central_venous_catheter":false,"current_cancer":false,"hepatic_failure":false,"icu_ccu":false,"platelet_count_lt_50":false,"prior_bleeding":false,"renal_failure":"none","rheumatic_disease":false,"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%2Fimprove_bleed&method=POST
const res = await pay("https://api.magentlab.com/api/calc/improve_bleed", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "active_gastroduodenal_ulcer": false,
        "age": 35,
        "central_venous_catheter": false,
        "current_cancer": false,
        "hepatic_failure": false,
        "icu_ccu": false,
        "platelet_count_lt_50": false,
        "prior_bleeding": false,
        "renal_failure": "none",
        "rheumatic_disease": false,
        "sex": "female"
      },
      {
        "active_gastroduodenal_ulcer": false,
        "age": 35,
        "central_venous_catheter": false,
        "current_cancer": false,
        "hepatic_failure": false,
        "icu_ccu": false,
        "platelet_count_lt_50": false,
        "prior_bleeding": false,
        "renal_failure": "none",
        "rheumatic_disease": false,
        "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/improve_bleed",
        json={
            "items": [
                {
                    "active_gastroduodenal_ulcer": False,
                    "age": 35,
                    "central_venous_catheter": False,
                    "current_cancer": False,
                    "hepatic_failure": False,
                    "icu_ccu": False,
                    "platelet_count_lt_50": False,
                    "prior_bleeding": False,
                    "renal_failure": "none",
                    "rheumatic_disease": False,
                    "sex": "female",
                },
                {
                    "active_gastroduodenal_ulcer": False,
                    "age": 35,
                    "central_venous_catheter": False,
                    "current_cancer": False,
                    "hepatic_failure": False,
                    "icu_ccu": False,
                    "platelet_count_lt_50": False,
                    "prior_bleeding": False,
                    "renal_failure": "none",
                    "rheumatic_disease": False,
                    "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
2 h ago	Timed out	-	-	-
7 h ago	Timed out	-	-	-
11 h ago	Passed	402	295 ms	$0.007
16 h ago	Passed	402	237 ms	$0.007
21 h ago	Passed	402	277 ms	$0.007

Show 10 older checks

26 h ago	Passed	402	574 ms	$0.007
30 h ago	Passed	402	397 ms	$0.007
35 h ago	Passed	402	400 ms	$0.007
39 h ago	Passed	402	243 ms	$0.007
43 h ago	Passed	402	222 ms	$0.007
47 h ago	Passed	402	150 ms	$0.007
2 days ago	Passed	402	213 ms	$0.007
2 days ago	Passed	402	161 ms	$0.007
3 days ago	Passed	402	433 ms	$0.007
3 days ago	Passed	402	144 ms	$0.007

History

11 Oct 2026	Price changed from $0.005 to $0.007

Trust score 68/ 100

Availability (30-day uptime)		28 / 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: 4 days ago

Source: x402 Bazaar settlement data.

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Trust score

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