Directory / Anthropic Agent Skills / mcp-builder

mcp-builder

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).
Description from the SKILL.md front matter.

Install

Add the marketplace (once, in Claude Code)

/plugin marketplace add anthropics/skills

Install the example-skills bundle that contains it

/plugin install example-skills@anthropic-agent-skills

Or with GitHub CLI v2.90+ (any supported agent)

gh skill install anthropics/skills mcp-builder

Commands follow each host's documentation (Claude Code, Claude.ai, Claude API docs). gh skill needs GitHub CLI 2.90 or later and is in public preview.

Catalog: Anthropic Agent Skills (anthropic-agent-skills)
Author: Anthropic
Source code: anthropics/skills
License: Complete terms in LICENSE.txt
Repository stars: 182,130 for anthropics/skills (the whole catalog repo)
Added to catalog: 2025-12-01
Last change: 2026-04-20
Installed via bundle: example-skills

What it contains

Skills: 1

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