Mermaid MCP Server

what is Mermaid MCP Server?

Mermaid MCP Server is a Python-based Model Context Protocol (MCP) server designed to validate Mermaid diagrams and optionally render them as PNG images. It serves as a wrapper over the official mermaid-cli, simplifying the process of diagram validation and rendering.

how to use Mermaid MCP Server?

To use the Mermaid MCP Server, ensure you have Node.js and the Mermaid CLI installed. Clone the repository, configure your MCP client to point to the server, and use the provided functions to validate Mermaid diagrams.

key features of Mermaid MCP Server?

• Validates Mermaid diagram syntax and provides structured validation results.
• Returns detailed error messages for syntax issues.
• Optionally generates base64-encoded PNG images of rendered diagrams.
• Simplifies usage of the Mermaid CLI with a Python wrapper.

use cases of Mermaid MCP Server?

1. Validating Mermaid diagrams in automated workflows.
2. Providing visual feedback for diagram correctness in applications.
3. Assisting developers in generating and validating diagrams programmatically.

FAQ from Mermaid MCP Server?

• What are the prerequisites for using the server?

You need Node.js, npm, and the Mermaid CLI installed on your system.

• Can I use the server without the client?

Yes, the server can be used standalone for testing and validation.

• How does the server handle errors?

The server provides detailed error messages indicating the nature of the validation failure.