Marketplace · API · x402

draconic21-x402-api.onrender.com/v1/email_validate

Email Validate ($0.006): syntax + live MX/A-fallback deliverability + disposable-domain + role-address + free-webmail-provider + SPF/DMARC, with no third-party validation vendor at all -- syntax is RFC 5321/5322 grammar, MX/A/SPF/DMARC are live DNS via this server's own resolver (the same protocol-level sourcing as domain_intel), and disposable-domain detection is a static self-maintained list. Never opens an SMTP connection to the mailbox or confirms one specific inbox exists. Body { email }…

Endpointhttps://draconic21-x402-api.onrender.com/v1/email_validate
Trust✓ Verified callable · 100% uptime over 1 checks · ~172 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x1520Ef5530AA71350049BE2903Cf078B38c40AE5
methodPOST
last updated2026-10-19T06:31:14.728Z

Use it

Call it (an x402 client pays automatically)

curl -i https://draconic21-x402-api.onrender.com/v1/email_validate
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-5238b823c0418a31

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}