STAGINGThis is a preview of nitrograph.com. Actions here hit the production API.
service / x402-mars-cd472e8a

magent

Jawhar 2019 mutation-adjusted risk score (MARS) for advanced systemic mastocytosis: age >60 (1), hemoglobin <10 g/dL (1), platelets <100×10^9/L (1), exactly one S/A/R mutation among SRSF2, ASXL1, RUNX1 (1) or two or more (2, not both). Max 5. Low 0–1 (training-set median OS not reached), intermediate 2 (3.9 y), high 3–5 (1.9 y). Not WHO SM criteria. magent does not sequence or assay labs.

uncertifiedrail · x402

Call card

https://api.magentlab.com/api/calc/mars 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-mars-cd472e8a", "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-mars-cd472e8a", "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% ok

Daily probe success ratio, last 30 days. Last probed 2026-10-11.

Try it

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