Fast email syntax check (no DNS): validates local part and domain shape per RFC 5322 practical rules, flags leading/trailing/double dots, invalid characters, missing TLD and length limits. Sub-millisecond input validation for forms and agents. $0.01 per address.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x91D5...0abd |
| Base Sepolia | exact | $0.01 USDC | 0x91D5...0abd |