For $0.01, preflight an email before paid enrichment or outreach planning: inspect syntax, DNS/MX, listed disposable domains, and curated provider typos; receive deterministic action reasons. No mailbox-existence, deliverability, or consent guarantee.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x1403...2062 |