MCP-Nest

Overview

MCP-Nest is a comprehensive implementation of the Model Context Protocol for NestJS applications. It provides a structured way to expose tools, resources, and prompts through MCP with full integration of NestJS features like dependency injection and guards. The library supports multiple transport protocols including HTTP+SSE, Streamable HTTP, and STDIO, making it versatile for different deployment scenarios. It offers sophisticated features like per-tool authorization, built-in OAuth server support, and dynamic capabilities that can be registered at runtime.

Try asking AI

After installing, here are 3 things you can ask your AI assistant:

• greeting-tool({ name: string }) => string

  Returns a greeting with progress updates

  Try:Say hello to AliceTry:Generate a greeting for JohnTry:Create a welcome message for the team

Note: The README shows a single example tool (greeting-tool) with its implementation. The framework appears to be for creating custom tools, but this is the only concrete example provided in the main README. Additional tools would likely be defin

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Installation

npm install @rekog/mcp-nest @modelcontextprotocol/sdk zod@^4

npm install @nestjs/typeorm typeorm

{
  "mcpServers": {
    "mcp-nest": {
      "command": "npx",
      "args": ["@rekog/mcp-nest", "stdio"]
    }
  }
}

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