Schema | Mermaid MCP Server

Mermaid MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`HTTP_VERIFY`	No	Verify SSL certificates (as needed)
`GITHUB_TOKEN`	No	GitHub personal access token (recommended to avoid rate limits)
`PROJECT_ROOT`	Yes	Local project root that the server is allowed to access (security boundary)
`KROKI_TIMEOUT`	No	Kroki request timeout in seconds	20
`KROKI_BASE_URL`	Yes	The base URL for the Kroki API (e.g. https://kroki.io)
`MAX_FILE_CHARS`	No	Max characters to read from a file (prevents huge reads)	200000
`DIAGRAM_OUT_DIR`	No	Where to save PNGs (must be inside PROJECT_ROOT)	diagrams

Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.

This server publishes no instructions, or was last inspected before Glama recorded them.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Interactive templates invoked by user choice

Name	Description
`generate_mermaid_canonical`	Strict unified prompt: generates Mermaid flowcharts using ONLY the canonical style mermaid://styles/blue-flowchart. Supports GitHub repositories, local projects, OR user-provided content. Always renders PNG via render_mermaid.

Contextual data attached and managed by the client

Name	Description
`blue_flowchart_style`	Canonical blue Mermaid flowchart style

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curl -X GET 'https://glama.ai/api/mcp/v1/servers/GittyBurstein/mermaid-mcp-server'

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