How does this skill improve the quality of my MCP server?

It implements industry best practices for tool naming, schema definitions, and error handling, which directly improves how easily and accurately an LLM can discover and use your tools.

Which programming languages does mcp-builder support?

The skill provides comprehensive guides and best practices for both TypeScript (using the official MCP SDK) and Python (using FastMCP and the Python SDK).

Can I use this for both local and remote server deployments?

Yes, mcp-builder covers patterns for both local stdio-based servers and remote servers utilizing stateless JSON over HTTP.

What is the recommended transport mechanism?

The guide recommends using Streamable HTTP for remote servers due to its scalability, and stdio for local servers for simpler integration with desktop clients.

How do I test my MCP server using this skill?

The skill guides you through using the MCP Inspector to verify tool functionality and provides a framework for creating structured evaluation questions to test real-world effectiveness.

MCP Server Builder

Name: MCP Server Builder
Author: Okeysir198

byOkeysir198

0•

API Development

Guides the development of high-quality Model Context Protocol (MCP) servers to connect Claude with external APIs and services.

The mcp-builder skill provides a standardized framework for creating robust Model Context Protocol (MCP) servers in both TypeScript and Python. It streamlines the entire development lifecycle—from initial API research and schema design to implementation and rigorous testing. By following its structured methodology for tool naming, context management, and error handling, developers can build high-performance integrations that allow AI agents to interact reliably with external data sources and tools. The skill also includes a dedicated evaluation phase to ensure that the resulting tools are effective for complex, real-world LLM tasks.

Key Features

01Best practices for tool naming, discoverability, and context management

02Standardized workflow for MCP server research, planning, and design

03Integrated testing protocols using the MCP Inspector

040 GitHub stars

05Support for both TypeScript (MCP SDK) and Python (FastMCP) development

06Framework for creating XML-based evaluation suites to verify tool accuracy

Use Cases

01Developing public-facing API integrations for the MCP ecosystem

02Refining existing tool schemas to improve LLM tool-calling reliability

03Creating custom MCP servers to connect internal business tools with Claude

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add okeysir198/p20251122-claude-skills mcp-builder

For use in Claude.ai and ChatGPT

Download Skill