Mail7 Email Validation for VS Code

net.mail7/email-validation

Verify email addresses, clean lists, and audit a domain SPF, DKIM, DMARC and MX setup.

client:VS Code transport:stdio runtime:npm

Install Mail7 Email Validation in VS Code

.vscode/mcp.json

{
  "inputs": [
    {
      "type": "promptString",
      "id": "mail7-api-key",
      "description": "MAIL7_API_KEY",
      "password": true
    },
    {
      "type": "promptString",
      "id": "mail7-base-url",
      "description": "MAIL7_BASE_URL",
      "password": true
    }
  ],
  "servers": {
    "email-validation": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mail7-mcp"
      ],
      "env": {
        "MAIL7_API_KEY": "${input:mail7-api-key}",
        "MAIL7_BASE_URL": "${input:mail7-base-url}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

Mail7 Email Validation in other clients

Mail7 Email Validation MCP server