Set up Postfleet in Claude Desktop

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Give an AI agent its own email address: send, reply, read, and wait for mail.

01Configuration

{
  "mcpServers": {
    "postfleet": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://api.postfleet.ai/api/mcp"
      ]
    }
  }
}

Remote server. This uses the mcp-remote bridge so Claude Desktop can reach the hosted endpoint. Add it to claude_desktop_config.json.

02Steps

Make sure Claude Desktop is installed and up to date.
Open claude_desktop_config.json and add the block above (merge into any existing mcpServers).
Provide any required API keys/credentials as environment variables.
Restart Claude Desktop and confirm Postfleet’s tools appear.

03Other runtimes

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04Provenance

config_sourcegenerated from captured install method

last_checked2026-08-24 04:12Z

sourcesOfficial MCP Registry [p1]

Next step

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See also: server page · is it safe? · alternatives