the402 endpoint detail

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api.magentlab.com calc binet

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

answers 402

Binet 1981 CLL staging. Stage C if anemia (Hb <10 g/dL) or thrombocytopenia (platelets <100×10^9/L), regardless of lymphoid areas. Else stage B when involved_areas is 3-5, else stage A when 0-2. The five areas are cervical, axillary, and inguinal (unilateral or bilateral counts as one area each), plus spleen, plus liver; the caller assigns the count. Not a medical device, not a CLL diagnosis, and

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
81 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:26.518Z (2h ago)
Category
other

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