the402 endpoint detail

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api.magentlab.com calc menza

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

answers 402

Menza 2009 HIV-acquisition score for MSM. Four caller-assigned flags: meth or poppers in the prior 6 months (11), current or prior bacterial STI (4), ≥10 male partners in the prior year (3), unprotected anal intercourse with a positive- or unknown-status partner in the prior year (1). Max 19. Integer score only; no named strata or PrEP cutoff. Not a diagnosis, PrEP order, or test-and-treat protoco

We sent a real POST 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
POST
Response latency
74 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:50.905Z (2h ago)
Category
other

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