mcp-builder

Define MCP server design principles for tools, resources, and error handling.

Updated Feb 6, 2026
One-click install
npx skills add https://github.com/Andrejr82/Caculinha_BI --skill mcp-builder-andrejr82
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mcp-builder
Source: https://github.com/Andrejr82/Caculinha_BI/tree/main/.agent/skills/mcp-builder
Command: npx skills add https://github.com/Andrejr82/Caculinha_BI --skill mcp-builder-andrejr82

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides the foundational principles and best practices for constructing robust and efficient Model Context Protocol (MCP) servers, ensuring seamless integration between AI and external tools.

Core Features & Use Cases

  • MCP Server Design: Understand the core concepts of MCP, including Tools, Resources, and Prompts.
  • Architecture Guidance: Learn about project structure and different transport types (Stdio, SSE, WebSocket).
  • Tool & Resource Patterns: Implement best practices for designing tools with clear inputs/outputs and defining resource URIs.
  • Error Handling & Security: Establish effective strategies for error management and securing API keys.
  • Use Case: A developer needs to build a new AI-powered tool that interacts with a database. This Skill guides them through setting up the MCP server, defining the database interaction as a 'Tool', and ensuring secure and reliable communication.

Quick Start

Follow the MCP server design principles to build a new server using the provided architectural guidelines.

Frequently Asked Questions about mcp-builder

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

FAQPage Schema
What are the best practices for MCP server development?

MCP server development best practices involve defining clear tool inputs and outputs, establishing resource URIs, and implementing robust error handling. This ensures seamless AI integration by standardizing communication and data exchange protocols.

How do I design tools and resources for an MCP server?

Designing MCP tools and resources requires defining clear input and output structures for tools and establishing specific resource URIs. This standardizes data exchange and tool execution for AI-integrated systems.

What transport types does the Model Context Protocol support?

The Model Context Protocol supports Stdio, SSE, and WebSocket transport types. Choosing the appropriate transport is crucial for establishing reliable communication between the AI and external tools.

How should I handle errors and secure API keys in MCP servers?

MCP server error handling and security require effective error management strategies and securing API keys. Adhering to these best practices ensures reliable and safe communication between AI and external tools.

Do I need a specific project structure for building an MCP server?

Building an MCP server requires following specific architectural guidance for project structure. This structural foundation facilitates the creation of robust AI-integrated systems by defining standards for communication.

Can I use MCP server principles to connect an AI tool to a database?

You can use MCP server principles to connect an AI tool to a database by defining the database interaction as a Tool. This approach ensures secure and reliable communication through established MCP standards.