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api.magentlab.com calc das28_esr
https://api.magentlab.com/api/calc/das28_esr
answers 402
Prevoo 1995 DAS28-ESR: 0.56*sqrt(tjc28) + 0.28*sqrt(sjc28) + 0.70*ln(esr_mm_h) + 0.014*gh (0-100 mm VAS, not 0-10 CDAI/SDAI). Caller-assigned 28-joint counts 0-28; ESR strictly >0 (typical 1-150). magent does not count joints or assay ESR. Score only; Prevoo 1995 does not publish later EULAR 2.6/3.2/5.1 cutoffs. Not SDAI, not CDAI, not DAS28-CRP. Not a rheumatoid arthritis diagnosis.
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
- 77 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:17:56.928Z (2h ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fdas28_esr"