MailValid Email Verification for Claude Code

io.mailvalid/email-verifier

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

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

Install MailValid Email Verification in Claude Code

run in your project directory

claude mcp add --transport http email-verifier https://mailvalid.io/mcp/

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs