the402 endpoint detail

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api.magentlab.com calc rome_iv_child_ibs

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

answers 402

Hyams 2016 Rome IV H2b. rome_iv_child_ibs is true iff pain at least 4 days per month, stool_features_met >= 1, pain_does_not_resolve_with_constipation_treatment, not another condition, and 2-month duration. stool_features_met (0-3) counts related_to_defecation, change_in_stool_frequency, and change_in_stool_form. Caller assigns seven flags. magent does not examine the patient. Not a diagnosis. Not

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
61 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:54.377Z (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_child_ibs"