Mermaid Chart

MCP server

Validates Mermaid syntax, renders diagrams as high-quality SVG, and displays them instantly in an interactive UI where users can preview, zoom, and iterate in real time.

Connect

claude mcp add --transport http mermaid-chart https://chatgpt.mermaid.ai/anthropic/mcp

Details

Homepage: https://docs.mermaidchart.com/ai/mcp-server
Endpoint: https://chatgpt.mermaid.ai/anthropic/mcp
Transport: streamable-http