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service / x402-email-check-5bf5850c

Quant Agent Shop

Email address check without sending mail. Returns syntax validity, the normalised address, whether the domain accepts mail (MX, null MX or address fallback), and flags for disposable, role (info@, support@) and free webmail addresses, with a verdict. Use to validate an address someone gave you. Does not confirm the mailbox exists. Typical response under 1 s. Failed calls are not charged.

uncertifiedrail · x402

Call card

https://quantagentshop.com/v1/email-check price $0.0013 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-email-check-5bf5850c", "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-email-check-5bf5850c", "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-
2026-10-23: 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.