71trust / 100

Calc Sins

x402 APIPassing, checked 5 h ago

Fisher 2010 SINS. Location junctional 3 / mobile 2 / semirigid 1 / rigid 0. Pain mechanical 3 / occasional_not_mechanical 1 / pain_free 0. Bone lytic 2 / mixed 1 / blastic 0. Alignment subluxation_translation 4 / de_novo_deformity 2 / normal 0. Collapse gt_50 3 / le_50 2 / no_collapse_gt_50pct_body 1 / none 0. Posterolateral bilateral 3 / unilateral 1 / none 0. Max 18. Integer sum only; not later SOSG strata, not TLICS, not an operative order. magent does not read imaging. Not a medical device.

POST

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

Price: $0.007; per call in USDC
Uptime: 100%; last 30 days
Response time: 240 ms; 459 ms slowest 5%
Last check: Passed; 5 h ago, next any minute now

Run a free test call How 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/sins

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/sins
content-type: application/json

{
  "items": [
    {
      "alignment": "normal",
      "bone": "blastic",
      "collapse": "none",
      "location": "rigid",
      "pain": "pain_free",
      "posterolateral": "none"
    },
    {
      "alignment": "normal",
      "bone": "blastic",
      "collapse": "none",
      "location": "rigid",
      "pain": "pain_free",
      "posterolateral": "none"
    }
  ]
}

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, 124 lines

{
  "count": 2,
  "items": [
    {
      "alignment": "normal",
      "bone": "blastic",
      "citation": {
        "authors": "Fisher CG, DiPaola CP, Ryken TC, et al.",
        "doi": "10.1097/BRS.0b013e3181e16ae2",
        "id": "fisher-2010",
        "pmid": "20562730",
        "source": "Spine (Phila Pa 1976). 2010;35(22):E1221-E1229",
        "title": "A novel classification system for spinal instability in neoplastic disease: an evidence-based approach and expert consensus from the Spine Oncology Study Group."
      },
      "collapse": "none",
      "components": [
        {
          "factor": "location",
          "points": 0,
          "present": true,
          "value": "rigid"
        },
        {
          "factor": "pain",
          "points": 0,
          "present": true,
          "value": "pain_free"
        },
        {
          "factor": "bone",
          "points": 0,
          "present": true,
          "value": "blastic"
        },
        {
          "factor": "alignment",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "collapse",
          "points": 0,
          "present": true,
          "value": "none"
        },
        {
          "factor": "posterolateral",
          "points": 0,
          "present": true,
          "value": "none"
        }
      ],
      "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": "sins",
      "formula_expression": "SINS = location (junctional 3, mobile 2, semirigid 1, rigid 0) + pain (mechanical 3, occasional_not_mechanical 1, pain_free 0) + bone (lytic 2, mixed 1, blastic 0) + alignment (subluxation_translation 4, de_novo_deformity 2, normal 0) + collapse (gt_50 3, le_50 2, no_collapse_gt_50pct_body 1, none 0) + posterolateral (bilateral 3, unilateral 1, none 0); Fisher 2010 Table 8; max 18",
      "location": "rigid",
      "max_score": 18,
      "pain": "pain_free",
      "posterolateral": "none",
      "score": 0
    },
    {
      "alignment": "normal",
      "bone": "blastic",
      "citation": {
        "authors": "Fisher CG, DiPaola CP, Ryken TC, et al.",
        "doi": "10.1097/BRS.0b013e3181e16ae2",
        "id": "fisher-2010",
        "pmid": "20562730",
        "source": "Spine (Phila Pa 1976). 2010;35(22):E1221-E1229",
        "title": "A novel classification system for spinal instability in neoplastic disease: an evidence-based approach and expert consensus from the Spine Oncology Study Group."
      },
      "collapse": "none",
      "components": [
        {
          "factor": "location",
          "points": 0,
          "present": true,
          "value": "rigid"
        },
        {
          "factor": "pain",
          "points": 0,
          "present": true,
          "value": "pain_free"
        },
        {
          "factor": "bone",
          "points": 0,
          "present": true,
          "value": "blastic"
        },
        {
          "factor": "alignment",
          "points": 0,
          "present": true,
          "value": "normal"
        },
        {
          "factor": "collapse",
          "points": 0,
          "present": true,
          "value": "none"
        },
        {
          "factor": "posterolateral",
          "points": 0,
          "present": true,
          "value": "none"
        }
      ],
      "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": "sins",
      "formula_expression": "SINS = location (junctional 3, mobile 2, semirigid 1, rigid 0) + pain (mechanical 3, occasional_not_mechanical 1, pain_free 0) + bone (lytic 2, mixed 1, blastic 0) + alignment (subluxation_translation 4, de_novo_deformity 2, normal 0) + collapse (gt_50 3, le_50 2, no_collapse_gt_50pct_body 1, none 0) + posterolateral (bilateral 3, unilateral 1, none 0); Fisher 2010 Table 8; max 18",
      "location": "rigid",
      "max_score": 18,
      "pain": "pain_free",
      "posterolateral": "none",
      "score": 0
    }
  ],
  "path": "/api/calc/sins"
}

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/sins' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"alignment":"normal","bone":"blastic","collapse":"none","location":"rigid","pain":"pain_free","posterolateral":"none"},{"alignment":"normal","bone":"blastic","collapse":"none","location":"rigid","pain":"pain_free","posterolateral":"none"}]}'

# 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/sins' \
  -H 'content-type: application/json' \
  --data-raw '{"items":[{"alignment":"normal","bone":"blastic","collapse":"none","location":"rigid","pain":"pain_free","posterolateral":"none"},{"alignment":"normal","bone":"blastic","collapse":"none","location":"rigid","pain":"pain_free","posterolateral":"none"}]}' \
  | 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%2Fsins&method=POST
const res = await pay("https://api.magentlab.com/api/calc/sins", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "items": [
      {
        "alignment": "normal",
        "bone": "blastic",
        "collapse": "none",
        "location": "rigid",
        "pain": "pain_free",
        "posterolateral": "none"
      },
      {
        "alignment": "normal",
        "bone": "blastic",
        "collapse": "none",
        "location": "rigid",
        "pain": "pain_free",
        "posterolateral": "none"
      }
    ]
  }),
});
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/sins",
        json={
            "items": [
                {
                    "alignment": "normal",
                    "bone": "blastic",
                    "collapse": "none",
                    "location": "rigid",
                    "pain": "pain_free",
                    "posterolateral": "none",
                },
                {
                    "alignment": "normal",
                    "bone": "blastic",
                    "collapse": "none",
                    "location": "rigid",
                    "pain": "pain_free",
                    "posterolateral": "none",
                },
            ],
        },
    )
    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	Passed	402	225 ms	$0.007
9 h ago	Passed	402	154 ms	$0.007
14 h ago	Passed	402	396 ms	$0.007
19 h ago	Passed	402	344 ms	$0.007
23 h ago	Passed	402	266 ms	$0.007

Show 10 older checks

27 h ago	Passed	402	159 ms	$0.007
31 h ago	Passed	402	246 ms	$0.007
36 h ago	Passed	402	327 ms	$0.007
40 h ago	Passed	402	221 ms	$0.007
44 h ago	Passed	402	264 ms	$0.007
2 days ago	Passed	402	241 ms	$0.007
2 days ago	Passed	402	138 ms	$0.007
2 days ago	Passed	402	237 ms	$0.007
3 days ago	Passed	402	459 ms	$0.007
3 days ago	Passed	402	364 ms	$0.007

History

11 Oct 2026	Price changed from $0.005 to $0.007

Trust score 71/ 100

Availability (30-day uptime)		30 / 30
Valid x402 challenge		15 / 15
Response time		10 / 10
Real paying agents (30 days)		6 / 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: 3 in 30 days
Paid calls: 6 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-sins.svg)](https://toolvet.app/s/calc-sins)