// MCP TOOL REFERENCE

CODE GRAPH KNOWLEDGE SYSTEM TOOLS

30 tools from the Code Graph Knowledge System MCP Server, categorised by risk level.

View the Code Graph Knowledge System policy →

// ALL 30 CODE GRAPH KNOWLEDGE SYSTEM TOOLS

READ 20 tools

Read batch_extract_from_repository batch_extract_from_repository Read code_graph_impact code_graph_impact Read code_graph_related code_graph_related Read context_pack context_pack Read extract_from_code_comments extract_from_code_comments Read extract_from_conversation extract_from_conversation Read extract_from_git_commit extract_from_git_commit Read get_graph_schema Get Neo4j graph schema (node labels, relationship types, statistics). Read get_memory Get specific memory by ID with full details. Read get_project_summary Get summary of all memories for a project, organized by type. Read get_queue_stats Get task queue statistics (pending, running, completed, failed counts). Read get_statistics Get knowledge base statistics (node count, document count, etc.). Read get_task_status Get status of a specific task. Read list_tasks List tasks with optional status filter. Read query_knowledge query_knowledge Read search_memories Search project memories with filters (query, type, tags, importance). Read search_similar_nodes Search for similar nodes using vector similarity. Returns top-K most similar nodes. Read suggest_memory_from_query suggest_memory_from_query Read watch_task Monitor a task in real-time until completion (with timeout). Read watch_tasks Monitor multiple tasks until all complete.

WRITE 7 tools

Write code_graph_ingest_repo code_graph_ingest_repo Write add_directory Add all files from a directory to the knowledge base. Processes recursively. Write add_document add_document Write add_file Add a file to the knowledge base. Supports text files, code files, and documents. Write add_memory add_memory Write supersede_memory Create new memory that supersedes old one (preserves history). Write update_memory Update existing memory (partial update supported).

DESTRUCTIVE 2 tools

Destructive clear_knowledge_base Clear all data from knowledge base (DANGEROUS - requires confirmation). Destructive delete_memory Delete memory (soft delete - data retained).

EXECUTE 1 tools

Execute cancel_task Cancel a pending or running task.

// FAQ

How many tools does the Code Graph Knowledge System MCP server have? +

The Code Graph Knowledge System MCP server exposes 30 tools across 4 categories: Read, Write, Destructive, Execute.

How do I enforce policies on Code Graph Knowledge System tools? +

Route the Code Graph Knowledge System 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 Code Graph Knowledge System tools fall into? +

Code Graph Knowledge System tools are categorised as Read (20), Write (7), Destructive (2), Execute (1). Each category has a recommended default policy.

Enforce policy on every Code Graph Knowledge System tool call.

Start from Code Graph Knowledge System, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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