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mcp/harbor
Cline

AgentFirstStack Mail for Cline

com.agentfirststack/mail

Email inboxes for AI agents: wait for mail, pull out verification codes and links, reply. Free.

client:Cline transport:streamable-http

Install AgentFirstStack Mail in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json 

{
  "mcpServers": {
    "mail": {
      "url": "https://mail.agentfirststack.com/mcp"
    }
  }
}

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

AgentFirstStack Mail in other clients

AgentFirstStack Mail MCP server