Calc Rbc Abo
by magent in Other
AABB Standards 28th ed. Standard 5.14 RBC ABO/Rh compatibility from caller-assigned recipient and unit ABO (o, a, b, ab) and RhD (positive, negative). Group O RBCs to O/A/B/AB; A to A/AB; B to B/AB; AB to AB. RhD-negative units to either RhD; RhD-positive units only to RhD-positive recipients. Not a transfusion order. magent does not type blood. Does not encode emergency RhD-positive-to-negative exceptions, plasma, or platelets.
https://api.magentlab.com/api/calc/rbc_abo- Price
- $0.007
- per call in USDC
- Uptime
- 100%
- last 30 days
- Response time
- 160 ms
- 658 ms slowest 5%
- Last check
- Passed
- 4 h ago, next any minute now
Reliability
Status and outage history · Atom feed · Watch with other listings
How to call it
POST https://api.magentlab.com/api/calc/rbc_abo
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/rbc_abo
content-type: application/json
{
"items": [
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative"
},
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative"
}
]
}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, 62 lines
{
"count": 2,
"items": [
{
"abo_compatible": true,
"citation": {
"authors": "AABB",
"id": "aabb-rbc-abo-compatibility",
"source": "28th ed. Bethesda, MD: AABB; 2012. Standard 5.14",
"title": "Standards for Blood Banks and Transfusion Services"
},
"compatible": true,
"criteria": [
{
"factor": "abo_compatible",
"met": true
},
{
"factor": "rhd_compatible",
"met": true
}
],
"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": "rbc_abo",
"formula_expression": "compatible iff abo_compatible and rhd_compatible. RBC ABO: unit o → recipient o|a|b|ab; unit a → a|ab; unit b → b|ab; unit ab → ab. RhD: unit negative → recipient negative|positive; unit positive → recipient positive only (AABB Standards 28th ed. Standard 5.14). Not an emergency RhD-positive-to-negative exception. Not plasma or platelets. magent does not type blood",
"recipient_abo": "o",
"recipient_rhd": "negative",
"rhd_compatible": true,
"unit_abo": "o",
"unit_rhd": "negative"
},
{
"abo_compatible": true,
"citation": {
"authors": "AABB",
"id": "aabb-rbc-abo-compatibility",
"source": "28th ed. Bethesda, MD: AABB; 2012. Standard 5.14",
"title": "Standards for Blood Banks and Transfusion Services"
},
"compatible": true,
"criteria": [
{
"factor": "abo_compatible",
"met": true
},
{
"factor": "rhd_compatible",
"met": true
}
],
"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": "rbc_abo",
"formula_expression": "compatible iff abo_compatible and rhd_compatible. RBC ABO: unit o → recipient o|a|b|ab; unit a → a|ab; unit b → b|ab; unit ab → ab. RhD: unit negative → recipient negative|positive; unit positive → recipient positive only (AABB Standards 28th ed. Standard 5.14). Not an emergency RhD-positive-to-negative exception. Not plasma or platelets. magent does not type blood",
"recipient_abo": "o",
"recipient_rhd": "negative",
"rhd_compatible": true,
"unit_abo": "o",
"unit_rhd": "negative"
}
],
"path": "/api/calc/rbc_abo"
}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/rbc_abo' \
-H 'content-type: application/json' \
--data-raw '{"items":[{"recipient_abo":"o","recipient_rhd":"negative","unit_abo":"o","unit_rhd":"negative"},{"recipient_abo":"o","recipient_rhd":"negative","unit_abo":"o","unit_rhd":"negative"}]}'
# 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/rbc_abo' \
-H 'content-type: application/json' \
--data-raw '{"items":[{"recipient_abo":"o","recipient_rhd":"negative","unit_abo":"o","unit_rhd":"negative"},{"recipient_abo":"o","recipient_rhd":"negative","unit_abo":"o","unit_rhd":"negative"}]}' \
| grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decodeJavaScript: 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%2Frbc_abo&method=POST
const res = await pay("https://api.magentlab.com/api/calc/rbc_abo", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({
"items": [
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative"
},
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative"
}
]
}),
});
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/rbc_abo",
json={
"items": [
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative",
},
{
"recipient_abo": "o",
"recipient_rhd": "negative",
"unit_abo": "o",
"unit_rhd": "negative",
},
],
},
)
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 | Passed | 402 | 346 ms | $0.007 |
| 9 h ago | Passed | 402 | 145 ms | $0.007 |
| 13 h ago | Passed | 402 | 158 ms | $0.007 |
| 18 h ago | Passed | 402 | 141 ms | $0.007 |
| 23 h ago | Passed | 402 | 147 ms | $0.007 |
Show 10 older checks
| 27 h ago | Passed | 402 | 151 ms | $0.007 |
| 32 h ago | Passed | 402 | 145 ms | $0.007 |
| 35 h ago | Passed | 402 | 155 ms | $0.007 |
| 40 h ago | Passed | 402 | 160 ms | $0.007 |
| 44 h ago | Passed | 402 | 446 ms | $0.007 |
| 2 days ago | Passed | 402 | 231 ms | $0.007 |
| 2 days ago | Passed | 402 | 677 ms | $0.007 |
| 2 days ago | Passed | 402 | 240 ms | $0.007 |
| 3 days ago | Passed | 402 | 220 ms | $0.007 |
| 3 days ago | Passed | 402 | 280 ms | $0.007 |
History
| 11 Oct 2026 | Price changed from $0.005 to $0.007 |