How do I install the mermaid mcp server?

Use a recorded configuration for your client, replace example credential values and paths, and verify the documented runtime. Restart or reconnect the client, then inspect the available tools.

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Mermaid MCP Server

Generat 22 types mermaid architecture diagrams with natural language description

Local serverstdioTypeScript

What is the Mermaid MCP Server?

Generat 22 types mermaid architecture diagrams with natural language description

What you get

The Mermaid MCP Server enables AI assistants like GitHub Copilot, Claude, and custom LLM applications to generate professional architecture diagrams, flowcharts, sequence diagrams, and more using natural language. It provides a Model Context Protocol interface for seamless integration with AI coding assistants.

Configuration and credentials

Node.js 18 or higher - npm or yarn - GitHub Copilot (recommended) or Claude Desktop

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

Tool	What it does
microservices	architecture.svg (27KB) - Microservices with API Gateway
cloud	infrastructure.svg (31KB) - Cloud infrastructure components
cicd	pipeline.svg (28KB) - Complete CI/CD workflow
data	pipeline.svg (24KB) - ETL data processing pipeline
serverless	architecture.svg (31KB) - Event-driven serverless

How to install the Mermaid MCP Server

{
  "mcpServers": {
    "mermaid-mcp-git": {
      "command": "npx",
      "args": ["-y", "@narasimhaponnada/mermaid-mcp-server"]
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

Node.js 18 or higher - npm or yarn - GitHub Copilot (recommended) or Claude Desktop

Example prompts to try

“Use Mermaid to Interactions.”
“Use Mermaid to Structure.”
“Use Mermaid to Specialized.”

Frequently asked questions

Generat 22 types mermaid architecture diagrams with natural language description Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.