mcp-builder

Build MCP servers in Python and TypeScript with structured schemas and testing.

Updated Apr 27, 2026
One-click install
npx skills add https://github.com/speqqai/claude --skill mcp-builder-speqqai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mcp-builder
Source: https://github.com/speqqai/claude/tree/main/skills/learn-mcp
Command: npx skills add https://github.com/speqqai/claude --skill mcp-builder-speqqai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

MCP server development for LLMs to interact with external services via well-designed tools. The quality is measured by how well it enables LLMs to accomplish real-world tasks.

Core Features & Use Cases

  • Tool registration with MCP SDKs for Python and TypeScript
  • Structured input/output schemas, error handling, and testing
  • End-to-end MCP server scaffolding for external API integration

Quick Start

Set up a basic MCP server using the MCP SDK to expose two example tools and verify with the MCP Inspector.

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 to expose external APIs to LLMs?

You can build MCP servers using Python (FastMCP) or TypeScript (MCP SDK) to expose external services to LLMs through well-defined tools. This includes structured input/output schemas, tool metadata, and robust error handling for production-ready server development.

What is the model context protocol used for in server development?

The model context protocol (MCP) is used in server development to let LLMs interact with external services via well-designed tools. It provides a structured way to expose APIs so language models can accomplish real-world tasks through defined interfaces.

Does MCP server development work with both Python and TypeScript?

MCP server development works with both Python (FastMCP) and TypeScript (MCP SDK) implementations. It covers API design, tool definitions, and robust error handling to ensure structured input/output schemas and tool metadata across both languages.

How do I register tools with the MCP SDK for external API integration?

You register tools with the MCP SDK by defining structured input/output schemas and tool metadata for external API integration. This end-to-end scaffolding enables LLMs to interact with external services through robust, well-defined tool interfaces.

What's the best way to test and evaluate MCP server tools?

The best way to test and evaluate MCP server tools is through a comprehensive testing and evaluation workflow. You verify tool definitions and structured schemas using the MCP Inspector to ensure LLMs can accomplish real-world tasks effectively.