// MCP TOOL REFERENCE

MERMAID MCP TOOLS

17 tools from the Mermaid Mcp MCP Server, categorised by risk level.

View the Mermaid Mcp policy → Token cost: 3,536 tokens →

// ALL 17 MERMAID MCP TOOLS

READ 14 tools

Read get_diagram_summary Generate a concise summary for a Mermaid diagram based on its content. This tool provides prompts for the L... Read get_diagram_title Generate a descriptive title for a Mermaid diagram based on its content. This tool analyzes the diagram str... Read get_issue_comments List comments on an issue by issue number. REQUIRES: `Github-Token` (HTTP) or GITHUB_TOKEN / GH_TOKEN. Read get_mermaid_syntax_document Get comprehensive syntax documentation and examples for a specific Mermaid diagram type. Returns the offici... Read get_pull_comments Get all pull request comments: both issue/PR thread comments and inline review comments, with a `type` of `... Read list_branches List or resolve branch names. **List mode (default):** one `GET /repos/.../branches?per_page=100&page=1` — ... Read list_issues List issues for a repository (excludes pull requests). REQUIRES: `Github-Token` (HTTP) or GITHUB_TOKEN / GH... Read list_mermaid_files List .mmd Mermaid files in a GitHub repository (code search with tree fallback). REQUIRES: `Github-Token` h... Read list_pulls List pull requests for a GitHub repository. REQUIRES: `Github-Token` (HTTP) or GITHUB_TOKEN / GH_TOKEN. Read list_repos List GitHub repositories for the authenticated user, or for an organization when `org` is set. REQUIRES: `G... Read list_tools Lists all available MCP servers and their tools in the workspace. Read read_mermaid_file Read a single .mmd file from a GitHub repository. Only paths ending in .mmd are allowed. REQUIRES: `Github-... Read search_mermaid_icons Search for available Mermaid icons by provider or name. Returns icons in ready-to-use format with provider ... Read validate_and_render_mermaid_diagram SIMPLE RENDER TOOL - Renders Mermaid diagrams directly (Mermaid automatically validates during rendering). ...

WRITE 3 tools

Write create_issue Create an issue in a GitHub repository. REQUIRES: `Github-Token` (HTTP) or GITHUB_TOKEN with issues write i... Write create_pr Create a new branch (git ref), one commit from the base tree with your file changes, then open a pull reque... Write push_file Create or update a single file on a given branch in a GitHub repository. REQUIRES: `Github-Token` (HTTP) or...

// FAQ

How many tools does the Mermaid Mcp MCP server have? +

The Mermaid Mcp MCP server exposes 17 tools across 2 categories: Read, Write.

How do I enforce policies on Mermaid Mcp tools? +

Route the Mermaid Mcp server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do Mermaid Mcp tools fall into? +

Mermaid Mcp tools are categorised as Read (14), Write (3). Each category has a recommended default policy.

Let agents act without letting them run wild.

Route your MCP servers through PolicyLayer and every tool call is checked against your policy before it runs — allow, deny, or require approval. Per-identity grants. Full audit log. Live in minutes.

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