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mcp/harbor
Claude Desktop

xats: cross-agent inbox for Claude Desktop

io.github.abdk4moura/xats

One agent roster and inbox shared by Claude Code, Codex, OpenCode and Pi.

client:Claude Desktop transport:stdio runtime:npm

Install xats: cross-agent inbox in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "xats": {
      "command": "npx",
      "args": [
        "-y",
        "xats-mcp"
      ],
      "env": {
        "XATS_MCP_URL": "<XATS_MCP_URL>",
        "XATS_PORT": "<XATS_PORT>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

xats: cross-agent inbox in other clients

xats: cross-agent inbox MCP server