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mcp-builder

Guide developers in creating MCP servers with TypeScript and Python.

14|3|Updated Jan 15, 2026
Search Tags:#typescript#python#api development#mcp#server development#llm integration
One-click install
npx skills add https://github.com/bmad-labs/skills --skill mcp-builder-bmad-labs
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: mcp-builder
Source: https://github.com/bmad-labs/skills/tree/main/skills/mcp-builder
Command: npx skills add https://github.com/bmad-labs/skills --skill mcp-builder-bmad-labs

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires mcp, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides a comprehensive guide and framework for developing Model Context Protocol (MCP) servers, enabling Large Language Models (LLMs) to interact with external services through well-defined tools.

Core Features & Use Cases

  • MCP Server Development: Learn best practices for creating robust MCP servers in TypeScript and Python.
  • Tool Implementation: Understand how to define schemas, descriptions, and annotations for tools.
  • Evaluation Framework: Utilize provided scripts to test and evaluate your MCP server's performance.
  • Use Case: You need to build an MCP server that allows an LLM to interact with your company's internal API for retrieving customer data. This Skill will guide you through the entire process, from planning to implementation and testing.

Quick Start

Follow the guide to implement a new MCP server using the TypeScript SDK.

Frequently Asked Questions about mcp-builder

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build an MCP server for LLM integration?▼

To build an MCP server for LLM integration, you need to define tools with schemas and descriptions that allow the model to interact with external services. This process involves implementing the server using the TypeScript or Python SDK and following best practices for API coverage.

What is the best way to design tools for an MCP server?▼

The best way to design tools for an MCP server is to define clear schemas, descriptions, and annotations. This ensures tool discoverability and provides LLMs with actionable error messages when interacting with your external APIs.

Can I use Python to develop an MCP server?▼

Yes, you can use Python to develop an MCP server. The framework provides comprehensive guidance and best practices for implementing robust servers in both Python and TypeScript to enable LLM interaction with external services.

How do I test and evaluate my MCP server's performance?▼

You test and evaluate MCP server performance by utilizing the provided evaluation scripts. These scripts help you assess tool discoverability, API coverage, and the effectiveness of your schema validation before deployment.

Why do I need schema validation in MCP server development?▼

Schema validation is needed in MCP server development to ensure LLMs pass correctly structured data to your external services. Defining strict schemas and annotations prevents errors and generates actionable feedback for the language model.

Does this framework support TypeScript for MCP server implementation?▼

Yes, the framework fully supports TypeScript for MCP server implementation. It offers a quick start guide specifically for implementing new servers using the TypeScript SDK, alongside its Python capabilities.

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