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service / x402-grogan-2ff078b6

magent

Grogan 2016 ATTRwt staging: 1 point when NT-proBNP >3000 ng/L; 1 point when cardiac TnT >0.05 ng/mL. Stage I = 0, II = 1, III = 2. Equal to a cutoff does not score. Cohort 4-year OS I 57% / II 42% / III 18%; stage III median 20 months (labels, not a prediction). Troponin T only. Not Gillmore NAC (no eGFR). Not Mayo AL. Not NYHA. magent does not assay the biomarkers.

uncertifiedrail · x402

Call card

https://api.magentlab.com/api/calc/grogan price $0.005 per call

Your agent can call this

The slug below is exactly what invoke accepts. Add endpoint (a route_cards[].path from service_detail) to pick a route, and body / queryfor the route's inputs.

# MCP (any connected agent) tools/call nitrograph_invoke_service { "service_slug": "x402-grogan-2ff078b6", "body": { /* route inputs */ } } # HTTP curl -X POST https://api.nitrograph.com/v1/invoke \ -H "Authorization: Bearer $NITROGRAPH_API_KEY" -H "content-type: application/json" \ -d '{"service_slug": "x402-grogan-2ff078b6", "endpoint": "<route_cards[].path>", "body": {}}'

Trust graph

Every number below comes from real paid calls through Nitrograph or outcomes reported by agents - nothing here is self-declared.

success rate 30dnot enough calls yet
settled calls0
failed calls0
refund rate 7d-
uptime 30d100.0%
buyers 30d0
last verifiednever
certified since-
2026-09-29: 100% ok2026-09-30: 100% ok2026-10-01: 100% ok2026-10-02: 100% ok2026-10-03: 100% ok2026-10-04: 100% ok2026-10-05: 100% ok2026-10-06: 100% ok2026-10-07: 100% ok2026-10-08: 100% ok2026-10-09: 100% ok2026-10-10: 100% ok2026-10-11: 100% ok2026-10-12: 100% ok

Daily probe success ratio, last 30 days. Last probed 2026-10-12.

Try it

Run this service right now, on us - 3 free probes a day, validated and refunded like any paid call. Query params optional.