x402-tollbooth.onrender.com/api/verify

Check whether email addresses are real and safe to send to. Verifies up to 25 addresses per call: syntax, domain MX/A record (including null-MX), disposable-domain, role-account, free-provider and typo checks. Does not perform SMTP/mailbox verification.

Price $0.005
Method POST
Protocol x402
Last probe 402
Verified 2026-10-01

Call it

# 1. Ask the endpoint what it costs (no payment, no wallet needed):
curl -i -X POST 'https://x402-tollbooth.onrender.com/api/verify'

# -> HTTP/1.1 402 Payment Required
#    the response carries the price, asset and pay-to address.

# 2. Pay and retry with any x402 client:
npx x402-fetch -X POST 'https://x402-tollbooth.onrender.com/api/verify'

Endpoint: https://x402-tollbooth.onrender.com/api/verify. Operated by x402-tollbooth.onrender.com, not by Animica. Price and availability were correct at the last probe on 2026-10-01 and are set by the operator, who may change them.

Other endpoints on x402-tollbooth.onrender.com

x402-tollbooth.onrender.com/api/domain-trust

Check whether a domain or email address is trustworthy before you contact it, sign it up, or trust it. Returns a trusted/caution/high_risk/unknown verdict with …

GET · $0.01

All 2 endpoints on x402-tollbooth.onrender.com →