mcp-builder

Name: mcp-builder
Author: Anthropic

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).

mcp builder python node typescript

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---
name: mcp-builder
description: 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).
license: Complete terms in LICENSE.txt
---

# MCP Server Development Guide

## Overview

Create MCP (Model Context Protocol) servers that enable LLMs to interact with external services th

How to Use

Recommended: Install to project (local)

mkdir -p .claude/skills
curl -o .claude/skills/mcp-builder.md \
  https://raw.githubusercontent.com/anthropics/skills/main/skills/mcp-builder/SKILL.md

Skill is scoped to this project only. Add .claude/skills/ to your .gitignoreif you don't want to commit it.

Alternative: Clone full repo

git clone https://github.com/anthropics/skills

Then reference at skills/mcp-builder/SKILL.md