Email Inbox API + Sending by Sendmux

remote (hosted) MCP server

Installation

Terminal

claude mcp add --transport http sendmux-mcp https://mcp.sendmux.ai/mcp

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "sendmux-mcp": {
      "type": "http",
      "url": "https://mcp.sendmux.ai/mcp"
    }
  }
}

AI email inbox and sending tools with attachments, search, live events, and webhooks.

Email Inbox API + Sending by Sendmux is a remote (hosted) MCP server served at https://mcp.sendmux.ai/mcp.

Run: claude mcp add --transport http sendmux-mcp https://mcp.sendmux.ai/mcp

Run: codex mcp add sendmux-mcp --url https://mcp.sendmux.ai/mcp

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