the402 endpoint detail

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api.magentlab.com calc prevent

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

answers 402

Khan 2024 AHA PREVENT base 10-year total CVD percent (ASCVD plus heart failure) for age 30-79 from sex, lipids, treated systolic BP, diabetes, smoking, eGFR, BMI, antihypertensive, and statin. Sex-specific, race-free Table S12 coefficients. Not 30-year, not ASCVD-only, not HF-only, not 2013 PCE, not SCORE2, not a diagnosis or statin order. magent does not assay lipids.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.005
Network
base
Pay to
0x836Be278f1739fB4308091cD1852F7971Bc19Ee2
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
67 ms
Payment options
2 usable of 2
Last checked
2026-09-06T01:17:49.720Z (2h ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fprevent"