MCP Builder

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MCP Builder serves as an expert resource for developers looking to create high-quality Model Context Protocol (MCP) servers that bridge the gap between Large Language Models and external APIs. It offers a structured four-phase workflow—covering deep research, implementation, refinement, and evaluation—ensuring that tools are designed with an agent-centric focus. Whether you are using Python with FastMCP or Node/TypeScript with the official SDK, this skill provides domain-specific patterns for tool registration, input validation using Pydantic or Zod, and sophisticated error handling to maximize tool effectiveness and reliability.

Características Principales

• Comprehensive error handling and natural language feedback strategies
• Standardized patterns for input validation and output formatting
• Language-specific implementation guides for Python (FastMCP) and Node/TypeScript
• Agent-centric tool design principles focusing on workflows over endpoints
• 0 GitHub stars
• Structured evaluation framework for testing server effectiveness

Casos de Uso

• Creating automated evaluation suites to verify the reliability of AI-agent interactions
• Migrating existing API wrappers into standardized, agent-optimized toolsets
• Building a custom MCP server to integrate internal company APIs with Claude