mcp-builder

Guide MCP server development with TypeScript or Python SDKs.

12|3|Updated Jun 17, 2026
One-click install
npx skills add https://github.com/phuhao00/bony-agent --skill mcp-builder-phuhao00
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mcp-builder
Source: https://github.com/phuhao00/bony-agent/tree/main/.agent/skills/mcp-builder
Command: npx skills add https://github.com/phuhao00/bony-agent --skill mcp-builder-phuhao00

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires anthropic, mcp, express, axios, zod, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses the complexity of creating high-quality Model Context Protocol (MCP) servers, ensuring that LLMs can reliably interact with external APIs and services through well-structured, discoverable tools.

Core Features & Use Cases

  • Standardized Tool Design: Provides best practices for naming, schema definition, and error handling to ensure LLMs can effectively use your tools.
  • Multi-Language Support: Offers guidance and patterns for both TypeScript (Node) and Python (FastMCP) implementations.
  • Evaluation Framework: Includes a built-in harness to test your MCP server against realistic, complex questions to verify effectiveness.

Quick Start

Use the mcp-builder skill to initialize a new TypeScript MCP server project for the GitHub API.

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 tool integration?

To build an MCP server for LLM tool integration, you need to follow architectural patterns that provide standardized tool naming, input validation using Zod, and pagination to ensure agent reliability. This approach supports both TypeScript and Python SDKs for connecting external APIs to LLM workflows.

What is the Model Context Protocol and when do I need it for agentic workflows?

The Model Context Protocol (MCP) is a standard that enables LLMs to reliably interact with external APIs. You need MCP for agentic workflows when your application requires structured, discoverable tools that allow language models to query and manipulate external services effectively.

Does MCP server development support both Python and TypeScript?

MCP server development supports both Python and TypeScript implementations. You can use the Python FastMCP SDK or the TypeScript Node SDK to integrate external APIs into LLM workflows, ensuring adherence to standardized tool design and input validation.

What's the best way to validate inputs and handle errors in an MCP server?

The best way to validate inputs and handle errors in an MCP server is to apply standardized schema definitions using Zod. Implementing strict input validation and consistent error handling ensures LLMs can effectively use your tools and maintain workflow reliability.

How do I test an MCP server against complex LLM questions?

You can test an MCP server against complex questions by using a built-in evaluation framework. This testing harness verifies the effectiveness of your server implementation by evaluating how well the LLM interacts with your defined tools under realistic conditions.