mcp-builder

Official

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through…

anthropics ↓ 93k
Claude Code
View source ↗

What it does

  • Specification overview and architecture
  • Transport mechanisms (streamable HTTP, stdio)
  • Tool, resource, and prompt definitions
  • MCP Best Practices: 📋 View Best Practices - Core guidelines
  • TypeScript SDK: Use WebFetch to load https://raw.githubusercontent.com/modelcontextprotocol/typescript-sdk/main/README.md
  • ⚡ TypeScript Guide - TypeScript patterns and examples
  • Python SDK: Use WebFetch to load https://raw.githubusercontent.com/modelcontextprotocol/python-sdk/main/README.md

Derived from the skill's own SKILL.md documentation · extracted 2026-07-23

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

Source

Repository: https://github.com/anthropics/skills

mcp-builder FAQ

What does the mcp-builder skill do?

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK). Specification overview and architecture Transport mechanisms (streamable HTTP, stdio)

How do I install mcp-builder?

Run: npx -y skills add https://github.com/anthropics/skills --skill mcp-builder --agent claude-code — the source lives at github.com/anthropics/skills.

Maintain mcp-builder?

Let people know it's listed here — add the badge (live metrics, light/dark aware) or a plain link to your README or docs.

mcp-builder on getagentictools
[![mcp-builder on getagentictools](https://getagentictools.com/badge/skills/anthropics-skills-mcp-builder.svg)](https://getagentictools.com/skills/anthropics-skills-mcp-builder?ref=badge)
npx agentictools info skills/anthropics-skills-mcp-builder

The second line is the CLI lookup for this page — handy in READMEs and docs.