s3 for Claude Desktop

io.github.ofershap/s3

AWS S3 MCP — list buckets, browse objects, upload/download, presigned URLs.

client:Claude Desktop transport:stdio runtime:npm

Install s3 in Claude Desktop

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

{
  "mcpServers": {
    "s3": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-server-s3"
      ]
    }
  }
}

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