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Diagrams.so

io.github.RedHold/diagrams-so-mcp ยท v1.4.7

Generate and edit AWS, Azure, GCP and Kubernetes architecture diagrams as editable draw.io files.

Website Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add diagrams-so-mcp -e DIAGRAMS_API_KEY=<DIAGRAMS_API_KEY> -e DIAGRAMS_API_BASE=<DIAGRAMS_API_BASE> -e DIAGRAMS_API_TIMEOUT_MS=<DIAGRAMS_API_TIMEOUT_MS> -- npx -y @diagrams-so/[email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "diagrams-so-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@diagrams-so/[email protected]"
      ],
      "env": {
        "DIAGRAMS_API_KEY": "<DIAGRAMS_API_KEY>",
        "DIAGRAMS_API_BASE": "<DIAGRAMS_API_BASE>",
        "DIAGRAMS_API_TIMEOUT_MS": "<DIAGRAMS_API_TIMEOUT_MS>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "diagrams-so-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@diagrams-so/[email protected]"
      ],
      "env": {
        "DIAGRAMS_API_KEY": "<DIAGRAMS_API_KEY>",
        "DIAGRAMS_API_BASE": "<DIAGRAMS_API_BASE>",
        "DIAGRAMS_API_TIMEOUT_MS": "<DIAGRAMS_API_TIMEOUT_MS>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "diagrams-so-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@diagrams-so/[email protected]"
      ],
      "env": {
        "DIAGRAMS_API_KEY": "<DIAGRAMS_API_KEY>",
        "DIAGRAMS_API_BASE": "<DIAGRAMS_API_BASE>",
        "DIAGRAMS_API_TIMEOUT_MS": "<DIAGRAMS_API_TIMEOUT_MS>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
DIAGRAMS_API_KEY
Optional, secret		Diagrams.so API key (dgz_live_... or dgz_test_...). Optional since 1.4.0: run `npx @diagrams-so/mcp login` once instead. Or create a key at https://diagrams.so under Settings then API Keys.
DIAGRAMS_API_BASE
Optional		API base URL. Defaults to production; override only for a local or self-hosted API.
DIAGRAMS_API_TIMEOUT_MS
Optional		Per-request timeout in milliseconds for slow generate/edit/fix calls.

Details

Package@diagrams-so/[email protected] (NPM, stdio)
First published9 Oct 2026
Last updated9 Oct 2026
Registry nameio.github.RedHold/diagrams-so-mcp

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