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Stale7mo ago
Install Mermaid Validator MCP server
Install in Claude Code
claude mcp add mermaid-validator -- npx -y mermaid-validator-mcpInstall in Cursor
{
"mcpServers": {
"mermaid-validator": {
"command": "npx",
"args": [
"-y",
"mermaid-validator-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"mermaid-validator": {
"command": "npx",
"args": [
"-y",
"mermaid-validator-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"mermaid-validator": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mermaid-validator-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"mermaid-validator": {
"command": "npx",
"args": [
"-y",
"mermaid-validator-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Stale — last maintenance signal 7mo ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-03-04 · 7mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry
FAQ
›How do I install the Mermaid Validator MCP server in Claude Code?
Run: claude mcp add mermaid-validator -- npx -y mermaid-validator-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Mermaid Validator require an API key?
No required environment variables are declared in its published metadata.
›Can I use Mermaid Validator as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Mermaid Validator in the official MCP registry?
No. It was indexed from npm.