MailValid Email Verification for VS Code

io.mailvalid/email-verifier

Verify emails: syntax, MX, SMTP mailbox, disposable, role and catch-all checks. Single and bulk.

client:VS Code transport:streamable-http tools:6

Install MailValid Email Verification in VS Code

.vscode/mcp.json

{
  "servers": {
    "email-verifier": {
      "type": "http",
      "url": "https://mailvalid.io/mcp/"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs