Verify an email address is deliverable - syntax validation plus MX record check on the domain. Contact verification skill pack: one x402 payment runs 3 underlying tools (email-validate, dns-lookup, spf-check); partial-success per step.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.004000 USDC | 0xaBF4...a9D0 |
| Polygon | exact | $0.004000 USDC | 0xaBF4...a9D0 |
| Arbitrum One | exact | $0.004000 USDC | 0xaBF4...a9D0 |
| eip155:143 | exact | 0.00 tokens | 0xaBF4...a9D0 |
| eip155:43114 | exact | 0.00 tokens | 0xaBF4...a9D0 |
| eip155:1329 | exact | 0.00 tokens | 0xaBF4...a9D0 |
| Optimism | exact | $0.005000 USDC | 0xaBF4...a9D0 |
| eip155:4663 | exact | 0.00 tokens | 0xaBF4...a9D0 |
| Celo | exact | 0.00 tokens | 0xaBF4...a9D0 |
| Base | upto | $0.004000 USDC | 0xaBF4...a9D0 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.00 tokens | J7aN3P...3xwg |
| stellar:pubnet | exact | 0.04 tokens | GDNJXC...WWRL |
| algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= | exact | 0.00 tokens | C7IIHG...2XIE |