# resend > Send and manage emails from the command-line. > More information: . - Log in to Resend (opens browser for authentication): `resend login` - Log in with an API key directly (for CI/agents): `resend login --key {{re_xxxxxxxxx}}` - Send an email: `resend emails send --from {{email@example.com}} --to {{recipient@example.com}} --subject "{{subject}}" --text "{{message}}"` - Create a template: `resend templates create --name "{{Welcome}}" --subject "{{subject}}" --html "{{

Hello

}}"` - Send an email using a template: `resend emails send --to {{recipient@example.com}} --template {{template_id}}` - List verified domains: `resend domains {{[ls|list]}}` - Show current authentication status: `resend whoami` - Check CLI version, API key, and domain status: `resend doctor`