service / x402-recommend-018d68d6
x402 API Router
Which x402 API should I call? Give need=<task>; get the top-k paid endpoints: url, method, price, network, 30-day on-chain buyers, live-402 probe, risk flags and score, ranked by relevance x log(1+buyers) x recency x liveness over the x402-list.com catalog (CC BY 4.0) and sellers' own 402s. Own listings use the same formula. No match = 404, not charged.
uncertifiedunhealthyrail · x402
Call card
https://api.facts402.com/v1/recommend
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-recommend-018d68d6", "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-recommend-018d68d6", "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 30d0.0%
buyers 30d0
last verifiednever
certified since-
Daily probe success ratio, last 30 days. Last probed 2026-11-06 (last probe failed).
Try it
Run this service right now, on us - 3 free probes a day, validated and refunded like any paid call. Query params optional.