// MCP TOOL REFERENCE

KNOWLEDGE RAG TOOLS

12 tools from the Knowledge Rag MCP Server, categorised by risk level.

View the Knowledge Rag policy →
// ALL 12 KNOWLEDGE RAG TOOLS
READ 6 tools
Read get_document get_document Read get_index_stats Get statistics and health metrics for the knowledge base index. Read-only. No side effects. Retur... Read list_categories List all document categories with their document counts. Read-only. No side effects. Reflects the live... Read list_documents List all indexed documents, optionally filtered by category. Read-only. No side effects. Args: ... Read search_knowledge Hybrid search combining semantic search + BM25 keyword search with cross-encoder reranking. Read-only.... Read search_similar search_similar
WRITE 4 tools
Write reindex_documents Index or reindex all documents in the knowledge base. Mutating — modifies the vector index. CPU/IO int... Write add_document add_document Write add_from_url Fetch content from a URL, convert to markdown, and add to the knowledge base. Mutating — makes an outb... Write update_document Update the content of an existing document in the knowledge base. Mutating — overwrites the file on di...
DESTRUCTIVE 1 tools
Destructive remove_document Remove a document from the knowledge base index. Mutating — removes index entries. If delete_file=True...
OTHER 1 tools
Other evaluate_retrieval evaluate_retrieval

Route Knowledge Rag through PolicyLayer and every one of its 12 tools is checked against your policy before it runs.

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See every tool, the dangerous ones, and the token cost across your stack.

// FAQ
How many tools does the Knowledge Rag MCP server have? +

The Knowledge Rag MCP server exposes 12 tools across 4 categories: Read, Write, Destructive, Other.

How do I enforce policies on Knowledge Rag tools? +

Route the Knowledge Rag 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 Knowledge Rag tools fall into? +

Knowledge Rag tools are categorised as Read (6), Write (4), Destructive (1), Other (1). Each category has a recommended default policy.

Enforce policy on every Knowledge Rag tool call.

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

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43,000+ MCP servers and 220,000+ tools scanned and risk-classified.

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