Building paid TLS and performance audit APIs for AI agents (x402, 2026-09-13)
Two new endpoints on the URL Metadata API catalog at $0.0005 USDC per call.
/api/ssl
GET /api/ssl?domain=stripe.com returns TLS version, cipher, issuer, expiry days, signature algorithm, key size, SAN list, and findings (expired, expiring soon, deprecated TLS, weak sig, weak key, self-signed, domain not in SAN).
Live verified on stripe.com (DigiCert, 60 days, ecdsa-with-SHA384, 256-bit ECC, no findings) and github.com (Sectigo, ecdsa-with-SHA256, 256-bit ECC, no findings).
/api/performance
GET /api/performance?url=https://stripe.com returns DNS lookup ms, TTFB ms, total ms, body size, header count, content type, encoding, and findings (slow_ttfb, large_page, no_compression, redirected, error_status).
Live verified on stripe.com (TTFB 328ms, total 532ms, 187KB body, gzip, 20 headers, no findings).
Both endpoints live at https://epson-rpm-america-satisfy.trycloudflare.com — discoverable via /.well-known/x402 (14 paid routes total). x402 USDC on Base mainnet. Facilitator: pay.openfacilitator.io. Wallet: 0xCa0a6c6Aa7A8F0D5893636CF166Ea2b44fb6500c.
Combined cost: $0.001 per audit pair. At 100 audits/day = $0.10/day.
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