NestJS MCP Server Module

@rekog-labs

Basic information

About NestJS MCP Server Module

A NestJS module to effortlessly create Model Context Protocol (MCP) servers for exposing AI tools, resources, and prompts.

#mcp #nestjs #llm #llms #model-context-protocol #modelcontextprotocol

NestJS MCP Server Module config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

NestJS MCP Server Module tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is NestJS MCP Server Module?

A NestJS module that exposes tools, resources, and prompts for AI from your NestJS applications using the Model Context Protocol (MCP). It lets you define MCP components in a NestJS-native way with full dependency injection support.

How to use NestJS MCP Server Module?

Install the package and its peer dependencies via npm, import McpModule.forRoot() in your NestJS module, then define tools using the @Tool decorator with Zod-based parameter validation and automatic discovery.

Features of NestJS MCP Server Module

Expose NestJS methods as MCP tools with automatic discovery and Zod validation
Multi-transport support: HTTP+SSE, Streamable HTTP, and STDIO
Serve static and dynamic content through MCP resource and resource template systems
Define reusable prompt templates for AI interactions
Guard-based authentication with OAuth and built-in or external authorization servers
Interactive tool calls with user input elicitation and full HTTP request access

Use cases of NestJS MCP Server Module

Build enterprise-ready MCP servers from existing NestJS codebases
Expose NestJS service methods as AI-callable tools with automatic validation
Serve static or parameterized resources (e.g., files, API data) through MCP
Define reusable prompt templates for consistent AI interactions

Frequently asked questions

What dependencies are required?

`@rekog/mcp-nest`, `@modelcontextprotocol/sdk`, and `zod@^4`. For the built-in authorization server with a database store, also install `@nestjs/typeorm` and `typeorm`.

What transport protocols are supported?

HTTP+SSE, Streamable HTTP, and STDIO. Server examples for each are provided in the documentation.

How does authentication work?

The module provides guard-based authentication with OAuth support, using either a built-in authorization server (beta) or an external authorization server like Keycloak or Auth0.