Marketplace · API · x402

freetier-agent-api.pages.dev/api/ssl-cert

TLS/SSL certificate check from public Certificate Transparency logs (Cert Spotter, crt.sh fallback): currently valid certificates for a hostname, newest first, with issuer, validity dates, days left, SAN names and an expiring-within-14-days flag. For expiry monitoring and phishing/subdomain vetting.

Endpoint	`https://freetier-agent-api.pages.dev/api/ssl-cert`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x165Eb3dC3E98403ecB1141e90400F5e71806554B
method	GET
last updated	2026-11-13T03:14:20.836Z

Use it

Call it (an x402 client pays automatically)

curl -i https://freetier-agent-api.pages.dev/api/ssl-cert
# 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/x402-1e75fcf3ba1a13c8

Search the whole marketplace from your agent (MCP)

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