Validate an email address: syntax, MX records, and disposable-domain detection. It is built for autonomous AI agents: discover it, pay for it, and consume it in a single request via the x402 protocol — no API key, no account.
GET https://x402render.vercel.app/emailcheck
Example: /emailcheck?email=hello@example.com
email | string — email address (required) |
The endpoint returns HTTP 402 Payment Required with the price, asset (USDC), network (Base / eip155:8453), and pay-to address. Your agent pays on-chain and resends with the payment proof header. Compatible with @coinbase/x402 and @piprail/sdk.
See the full catalog at x402render, the machine-readable list at /discovery/resources, or the spec at /openapi.json.