mcp-builder

Design modular MCP servers with tool schemas and validation.

5|3|Updated Apr 10, 2026
One-click install
npx skills add https://github.com/zebbern/termstack --skill mcp-builder-zebbern
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mcp-builder
Source: https://github.com/zebbern/termstack/tree/main/.github/skills/mcp-builder
Command: npx skills add https://github.com/zebbern/termstack --skill mcp-builder-zebbern

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Termstack MCP builder provides a structured blueprint for building MCP servers that let LLMs call external services through well-defined tools, enabling robust integration patterns and consistency across Python and TypeScript environments. It guides tool design, input validation, error handling, transport configuration, and evaluation workflows to accelerate production-grade MCP development.

Core Features & Use Cases

  • Framework for registering tools with formal input/output schemas using Zod/Pydantic.
  • Guidance on transport options (stdio and streamable HTTP) and best practices for tooling and resources.
  • Clear conventions for naming, pagination, and error handling to ensure consistent behavior across tools.
  • End-to-end guidance including testing, reviews, and evaluation plan to ensure reliability and security.

Quick Start

Create a starter MCP server scaffold and register a simple read-only tool that returns sample data.

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 with TypeScript or Python?

You can build an MCP server by using this blueprint to scaffold the project, register tools with formal schemas, and configure transport options like stdio or streamable HTTP in TypeScript or Python.

What is the best way to register tools in an MCP server?

The best way to register MCP tools is by defining formal input and output schemas using Zod for TypeScript or Pydantic for Python, ensuring strict validation and consistent behavior across external service integrations.

Does MCP server development support both stdio and streamable HTTP?

Yes, MCP server development supports both stdio and streamable HTTP transport configurations, providing best practices for tooling and resources to interact with external services across different environments.

How do I handle errors and pagination in MCP tools?

You handle errors and pagination in MCP tools by following clear conventions for naming and structured error handling provided by the blueprint, ensuring robust and consistent behavior across all registered tools.

What testing and evaluation workflows are needed for MCP servers?

Testing and evaluation workflows for MCP servers require end-to-end guidance including formal reviews and security checks, ensuring production-grade reliability before deploying tools that interact with external services.

Can I use MCP builder for production-grade external service integrations?

Yes, you can use MCP builder for production-grade integrations as it enforces strict guidance on tool schemas, annotations, and security considerations to ensure robust interactions with external services.