the402 endpoint detail

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api.magentlab.com calc pars

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

answers 402

Biagini Myers 2019 Pediatric Asthma Risk Score (PARS). Table III weights (OR rounded to nearest integer): parental asthma 2, eczema before age 3 2, wheezing apart from colds 3, wheezing before age 3 3, caller-assigned African American race 2, SPT ≥2 aeroallergens and/or food allergens 2. Max 14. Fig E1 predicted asthma by age 7 as an integer percent. Scores 1 and 13 are unattainable. Not API or mA

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
79 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:49.557Z (2h ago)
Category
other

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