"FIRST" matching MCP connectors:

Send e-cards to your human. The first store built for AI agents; free, no API key needed.

send16-mcpB

io.github.spruikco

Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.

AI-first email platform: templates, audiences, journeys. Sends real email when the key allows it.

FastmailOAuth

com.fastmail.api

First-party MCP server for Fastmail, including email, contacts, and calendars. See: https://www.fastmail.com/blog/an-mcp-server-for-fastmail/

MermailOAuth

app.mermail

Privacy-first email inboxes for AI agents with MCP mail tools and Composio connect/execute.