the402 endpoint detail

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api.magentlab.com calc rome_iv_fc

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

answers 402

Mearin 2016 Rome IV C2 FC. rome_iv_fc is true iff last-3-months criteria with 6-month onset, at least 2 of 6 symptoms (straining, lumpy/hard stools, incomplete evacuation, anorectal obstruction, manual maneuvers, fewer than 3 SBM/week), loose stools rare without laxatives, and insufficient IBS criteria. symptom_count is 0-6. Caller assigns nine flags. magent does not examine the patient. Not a dia

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
75 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:30.221Z (2h ago)
Category
other

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