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Email, EU VAT, IBAN, and domain validation plus evidence-backed U.S. CPSC recall screening.
About
Email, EU VAT, IBAN, and domain validation plus evidence-backed U.S. CPSC recall screening.
Security Report
7 tools verified · Open access · No issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Remote servers are capped at 8.0 because source code is not available for review. The score reflects endpoint verification only.
What You'll Need
Set these up before or after installing:
Environment variable: LOOKTWICE_API_KEY
Environment variable: LOOKTWICE_BASE_URL
How to Install
Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-eason4kim-rocket-looktwice-mcp": {
"env": {
"LOOKTWICE_API_KEY": "your-looktwice-api-key-here",
"LOOKTWICE_BASE_URL": "your-looktwice-base-url-here"
},
"args": [
"-y",
"looktwice-mcp"
],
"command": "npx"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
looktwice-mcp
MCP (Model Context Protocol) server for the LookTwice API. Validate emails, EU VAT numbers, IBANs, and domains, and screen products against U.S. CPSC recalls and Product Safety Warnings — directly from Claude Desktop, Cursor, or any MCP client.
Setup
- Create a LookTwice account at looktwice.dev — new workspaces receive 100 trial API units.
- Create an API key in the dashboard.
- Add the server to your MCP client configuration:
{
"mcpServers": {
"looktwice": {
"command": "npx",
"args": ["-y", "looktwice-mcp"],
"env": {
"LOOKTWICE_API_KEY": "lt_live_..."
}
}
}
}
Tools
| Tool | What it does | Cost |
|---|---|---|
email_check | Syntax, MX, disposable, role, free-provider signals (no mailbox probing) | 2 units |
vat_check | Live EU VIES validation with returned business data and request evidence | 1 unit |
iban_check | Country structure, length, and MOD-97 checksum (no account-existence claim) | 1 unit |
domain_check | DNS, MX, TLS, and RDAP state for a registrable domain | Free quota |
cpsc_recall_match | Evidence-backed candidate matching against CPSC recalls and warnings | 3 units |
credits_balance | Current workspace credit balance | Free |
Honest boundaries
email_checknever claims a mailbox exists (mailbox_status: not_checked).iban_checknever claims an account exists or belongs to a person.cpsc_recall_matchreturns screening candidates with official sources, not safety, legality, or compliance decisions.
Environment variables
| Variable | Required | Default |
|---|---|---|
LOOKTWICE_API_KEY | Yes | — |
LOOKTWICE_BASE_URL | No | https://api.looktwice.dev |
License
MIT
Reviews
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