the402 endpoint detail

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api.magentlab.com calc malt_ipi

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

answers 402

Thieblemont 2017 MALT-IPI (IELSG-19): age ≥70, Ann Arbor III or IV, LDH > ULN; 1 point each, max 3. Low 0, intermediate 1, high ≥2. Deterministic published score with citation; not a lymphoma diagnosis or treatment choice; original MALT-IPI, not Revised MALT-IPI (no MMS; age is ≥70 not >60), not Shipp IPI. magent does not stage lymphoma or assay LDH.

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
87 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:26.624Z (2h ago)
Category
other

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