Lettr FAQs

Question 1

What is Lettr and how does it integrate with MCP clients?

Accepted Answer

Lettr is an email API platform for developers, enabling seamless transactional email sending and template management. It integrates directly into Model Context Protocol (MCP) clients like Claude Code, Cursor, and Claude Desktop, allowing you to manage email tasks within your development environment.

Question 2

What types of emails can I send using Lettr via an MCP client?

Accepted Answer

You can send a variety of transactional emails, including HTML, plain text, and template-based emails. Lettr supports attachments, tracking options, and merge tag personalization for dynamic content.

Question 3

Does Lettr offer email template management features?

Accepted Answer

Yes, Lettr provides comprehensive template management, allowing you to list, create, update, and delete email templates. You can also retrieve merge tags to understand the variables a template expects before sending.

Question 4

How does Lettr assist with email deliverability?

Accepted Answer

Lettr helps improve deliverability by enabling you to administer and verify sending domains. It provides visibility into required DNS records for SPF, DKIM, and DMARC, crucial for email authentication and trustworthy sending.

Question 5

Can I monitor email events with Lettr?

Accepted Answer

Absolutely. Lettr allows you to inspect and manage webhook configurations, providing real-time event notifications for your emails, such as deliveries, opens, and clicks, directly within your MCP client.

Lettr

Lettr

Key Features

Use Cases

Key Features

Use Cases