the402 endpoint detail

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api.magentlab.com calc cdai

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

answers 402

Best 1976 Crohn's disease activity index (CDAI): eight weighted variables (7-day liquid stools *2, abdominal-pain sum *5, well-being sum *7, extra-intestinal count *20, antidiarrheal *30, abdominal mass 0/2/5 *10, hematocrit deficit *6, caller-assigned weight-percent deviation). magent returns the rounded integer index only and does not apply later trial activity bands. magent does not examine the

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
113 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:30.369Z (2h ago)
Category
finance-crypto

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