the402 endpoint detail

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api.magentlab.com calc meld_3

https://api.magentlab.com/api/calc/meld_3

answers 402

Kim 2021 MELD 3.0 from sex, bilirubin, INR, creatinine, sodium, albumin, and dialysis. meld_3 = round(1.33*(female) + 4.56*ln(bilirubin) + 0.82*(137-Na) - 0.24*(137-Na)*ln(bilirubin) + 9.09*ln(INR) + 11.14*ln(creatinine) + 1.85*(3.5-albumin) - 1.83*(3.5-albumin)*ln(creatinine) + 6). Creatinine 1.0-3.0 (dialysis 3.0); bilirubin and INR floor 1.0; sodium 125-137; albumin 1.5-3.5. Not original MELD o

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
64 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:50.621Z (2h ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fmeld_3"