the402 endpoint detail

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api.magentlab.com calc sins

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

answers 402

Fisher 2010 SINS. Location junctional 3 / mobile 2 / semirigid 1 / rigid 0. Pain mechanical 3 / occasional_not_mechanical 1 / pain_free 0. Bone lytic 2 / mixed 1 / blastic 0. Alignment subluxation_translation 4 / de_novo_deformity 2 / normal 0. Collapse gt_50 3 / le_50 2 / no_collapse_gt_50pct_body 1 / none 0. Posterolateral bilateral 3 / unilateral 1 / none 0. Max 18. Integer sum only; not later

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
67 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:28.785Z (2h ago)
Category
other

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