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service / x402-file-f1894bc5

aiskills402

Bill Spike Finder: Finds the loops behind a bill spike or an unexpected bill. Reviews a web app's code and config for loops and repeats that run up the bill on their own on Vercel, Turso, Cloudflare Workers and D1 and paid AI APIs. Finds two schedulers on one job, retries without a cap, work that triggers itself, client polling and React render loops, caches cleared on every write, middleware running on every static file, queues that resend failures forever, image settings that multiply transfo…

uncertifiedrail · x402

Call card

https://api.aiskills402.com/v1/skills/bill-spike-finder/file price $0.05 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-file-f1894bc5", "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-file-f1894bc5", "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 30d98.0%
buyers 30d0
last verifiednever
certified since-
2026-10-05: 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% ok2026-10-13: 100% ok2026-10-14: 100% ok2026-10-15: 100% ok2026-10-16: 100% ok2026-10-17: 100% ok2026-10-18: 100% ok2026-10-19: 100% ok2026-10-20: 100% ok2026-10-21: 67% ok2026-10-22: 100% ok2026-10-23: 100% ok2026-10-24: 100% ok2026-10-25: 100% ok2026-10-26: 100% ok2026-10-27: 100% ok

Daily probe success ratio, last 30 days. Last probed 2026-10-27.

Try it

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