NestJS MCP FAQs

Question 1

What are the key features of NestJS MCP?

Accepted Answer

Key features include decorator-based resource definition, automatic method discovery, built-in STDIO and HTTP/SSE transport support, and Zod schema validation for parameters and arguments.

Question 2

How do I define MCP Tools with NestJS MCP?

Accepted Answer

Use the `@McpTool` decorator to define tools within your NestJS providers.  Specify the tool's name, description, and a Zod schema for parameter validation. See the example code for a complete implementation.

Question 3

What is NestJS MCP?

Accepted Answer

NestJS MCP is a module that simplifies building Model Context Protocol (MCP) servers within NestJS applications. It uses decorators to define resources, tools, and prompts, making integration seamless.

Question 4

What dependencies does NestJS MCP have?

Accepted Answer

NestJS MCP requires peer dependencies such as `@modelcontextprotocol/sdk`, `@nestjs/platform-express` (or your platform), and `zod`.  Ensure compatible versions are installed.

Question 5

What transport options are supported?

Accepted Answer

NestJS MCP supports STDIO and HTTP/SSE transport options out of the box, configurable via the `TransportType` enum during module import.

NestJS MCP

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