the402 endpoint detail

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api.magentlab.com calc modified_fisher

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

answers 402

Frontera 2006 modified Fisher CT grades 0-4 for subarachnoid hemorrhage as assigned from CT by the caller. Returns the published grade and description (0 no SAH or IVH; 1 focal or diffuse thin SAH, no IVH; 2 thin SAH with IVH; 3 thick SAH, no IVH; 4 thick SAH with IVH). Not Fisher 1980 original groups 1-4. Not a diagnosis; magent does not read the CT or invent a millimetre cutoff or vasospasm perc

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
63 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:17:12.738Z (2h ago)
Category
other

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