Knowledge Base MCP Server

@jeanibarz

Basic information

About Knowledge Base MCP Server

This MCP server provides tools for listing and retrieving content from different knowledge bases.

Knowledge Base MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "knowledge-base-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jeanibarz/knowledge-base-mcp-server@latest"
      ]
    }
  }
}

Knowledge Base MCP Server tools

Tool list not available yet

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Fetch the live tool list by running this server in a temporary sandbox using the button above.

Overview

What is Knowledge Base MCP Server?

It is an MCP server that provides tools for listing and retrieving content from different knowledge bases, accessible through both the MCP protocol and a CLI (kb). It is designed for AI agents and developers who need to search, retrieve, and manage local knowledge base content.

How to use Knowledge Base MCP Server?

Install it via npx -y @jeanibarz/knowledge-base-mcp-server@latest or globally with npm install -g @jeanibarz/knowledge-base-mcp-server@latest. Configure environment variables like KNOWLEDGE_BASES_ROOT_DIR and FAISS_INDEX_PATH, then use the kb CLI for operations such as kb list, kb search, kb ask, and kb research. The MCP server runs over stdio by default.

Key features of Knowledge Base MCP Server

List available knowledge bases and view statistics.
Search with dense, lexical, or hybrid retrieval modes.
Retrieve content with neighbor context and diversification.
Read-only research evidence packet generation for agents.
CLI commands for reindexing, evaluation, and diagnostics.

Use cases of Knowledge Base MCP Server

Let AI agents search and retrieve answers from local documentation.
Generate evidence packets for writing RFCs, eval plans, or issues.
Query and manage knowledge bases during day-two operations.
Run retrieval evaluations and debug search behavior.

Frequently asked questions

What does the Knowledge Base MCP Server do?

It provides tools for listing and retrieving content from different knowledge bases, supporting both MCP protocol access and a CLI for direct interaction.

How do I install the Knowledge Base MCP Server?

Use `npx -y @jeanibarz/knowledge-base-mcp-server@latest` to launch the server, or install globally with `npm install -g @jeanibarz/knowledge-base-mcp-server@latest` to use the `kb` CLI directly.

What are the runtime requirements?

Node.js version 20 or higher and npm are required.

What transport does the server use?

The MCP server uses stdio by default. Remote MCP transports are documented in the local service operations runbook.

Where is the knowledge base data stored?

Data location is configured via environment variables: `KNOWLEDGE_BASES_ROOT_DIR` for root directories, `FAISS_INDEX_PATH` for the FAISS index, and others for embedding providers.

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