Developer Tools · AI Chatbot

MCP-Nest logo

MCP-Nest

rekog-labs/MCP-Nest

A NestJS module to effortlessly expose tools, resources, and prompts for AI, from your NestJS applications using the Model Context Protocol (MCP).

Install

See repository

Setup steps are in the repository README.

Open README
GitHub stars
131
Category
Developer Tools, AI Chatbot
Updated
Oct 6, 2026

About MCP-Nest

With @rekog/mcp-nest you define tools, resources, and prompts in a way that's familiar in NestJS and leverage the full power of dependency injection to utilize your existing codebase in building complex enterprise ready MCP servers.

Features

  • NestJS Microservice Strategy: MCP runs as a CustomTransportStrategy, so tools/resources/prompts are real @MessagePattern handlers — guards, pipes, interceptors, and exception filters apply to them…

  • Multi-Transport Support: Streamable HTTP and STDIO — selected via the transports array

  • Dual-Era Protocol Support: One endpoint serves both the 2025-era protocol (initialize + sessions) and the stateless 2026-07-28 revision, concurrently — with no change to your tool code

  • Tools: Expose NestJS methods as MCP tools with automatic discovery and Zod validation

  • Resources: Serve content and data through MCP resource system

  • Resource Templates: Dynamic resources with parameterized URIs

  • Prompts: Define reusable prompt templates for AI interactions

  • Guard-based Authentication: Guard-based security with OAuth support

  • Built-in Authorization Server — Using the built-in Authorization Server for easy setups. (Beta)

  • External Authorization Server — Securing your MCP server with an external authorization server (Keycloak, Auth0, etc).

Details on this page are taken from the project's README. Open README

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