Verifai — Email Verification & Domain Intelligence

Verify email deliverability (syntax, MX, disposable detection) and enrich domains with RDAP/SSL intel. Pay-per-call MCP tools with a free tier.

View on sslip.io

Hosted MCP Server

npx add-mcp 'https://165-227-136-26.sslip.io/mcp'

Installs into Claude Code, Codex, Cursor and more

Documentation

TYPE mcp-server TRANSPORT streamable-http / stdio BILLING credit-based UPSTREAM-COST $0

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Email verification & domain intelligence,
built for AI agents — charged per call, paid in crypto.

[02]

Call it

WORKS WITH KIMI · CLAUDE · GPT · CURSOR

// 1 · mint a free key register_free_key() // → { "api_key": "vf_9f2a…", "credits": 25 } // 2 · verify verify_email(email = "lead@acme-corp.com", api_key = "vf_9f2a…") { "email": "lead@acme-corp.com", "score": 100, "deliverable": true, "checks": { "syntax": true, "disposable": false, "has_mx": true }, "reason": "ok" }

[03]

Pricing

PAY-PER-CALL · NO SUBSCRIPTION

Starter

$0

25 credits · forever

  • self-serve key
  • all tools included
  • no card required

Builder

$9

1,000 credits

  • $0.009 per verification
  • credits never expire
  • crypto top-up

Pipeline

$29

10,000 credits

  • $0.0029 per verification
  • bulk endpoint ready
  • priority refill

Fleet

$99

100,000 credits

  • $0.00099 per verification
  • multi-key support
  • usage reports

[04]

Pay & Go

CRYPTO-NATIVE · SETTLED IN MINUTES

Network — Solana (SOL / USDC)

5ukK2Z4qF2MwNSCQpnBDCXuuiFatAC9wn9cWz41famqg

Network — USDT · TRC-20 (Tron)

TEqr1hfZssYCvMsK3gF27euaMqPzVmBBWx

01

Your agent runs out of credits — the error message returns this page and both wallet addresses.

02

Send $9 / $29 / $99 worth of SOL, USDC or USDT to either address. Keep the transaction hash.

03

Send your api_key + tx hash to the operator. Credits land on your key within minutes — settled on-chain, no invoicing.