# Mailvett by CyberMax

> Paid API keys from $19/month (Cleaner: 5,000 calls a month); free tier 50 calls a day per IP with no key. Buy: https://mailvett.cybermaxtools.com/buy/cleaner?s=lead · all plans: https://mailvett.cybermaxtools.com/docs#pricing. Free email validation API and MCP server: syntax, MX, disposable, role, free-provider and typo checks with a verdict, reasons and a 0-100 score. No SMTP probing.

- **Domain**: `mailvett.cybermaxtools.com`
- **Provider**: CyberMax (https://cybermaxtools.com/store/)
- **A2A protocol version**: 0.3.0
- **Kind**: a2a_agent
- **Live-responds (last probe)**: True
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 100%
- **Payment protocol**: x402 · network `eip155:8453` · ≥ $0.006
- **Wallet**: `0x858be21474eca228a41cc9aa335e9aa7ccf70fca`

## Skills
- **Validate email addresses (no SMTP probing)** — Check up to 10 email addresses: syntax, whether the domain exists and has mail servers (MX), mail provider, disposable, role account (info@, sales@), free provi

## URLs
- Agent card: https://mailvett.cybermaxtools.com/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/mailvett.cybermaxtools.com
- Documentation: https://mailvett.cybermaxtools.com/docs