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Skill Authoring
Skill

/example-skill

This skill should be used when the user asks to "demonstrate skills", "show skill format", "create a skill template", or discusses skill development patterns. Provides a reference template for creating Claude Code plugin skills.

BOOST
From plugin
claude-code
24622 skills14 agents16 commands10 MCP
Install
$ npx -y skills add fazxes/Claude-code --skill example-skill --agent claude-code

How it fires

How this skill gets triggered: by you, by Claude, or both.

  • Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.Auto-invocation is when the right skill fires by itself at the right moment, driven by a FLOW.md router and a hook, instead of you invoking it by name. It is the difference between a skill being installed and a skill actually getting used.Read the full definition →
  • You can call itInvoke it directly when you want it.
  • Slash command/example-skill

Context preview

The summary Claude sees to decide when to auto-load this skill.

This skill should be used when the user asks to "demonstrate skills", "show skill format", "create a skill template", or discusses skill development patterns. Provides a reference template for creating Claude Code plugin skills.

SKILL.md

example-skill.SKILL.md
name: example-skill
description: This skill should be used when the user asks to "demonstrate skills", "show skill format", "create a skill template", or discusses skill development patterns. Provides a reference template for creating Claude Code plugin skills.
version: 1.0.0

Example Skill

This skill demonstrates the structure and format for Claude Code plugin skills.

Overview

Skills are model-invoked capabilities that Claude autonomously uses based on task context. Unlike commands (user-invoked) or agents (spawned by Claude), skills provide contextual guidance that Claude incorporates into its responses.

When This Skill Applies

This skill activates when the user's request involves:

  • Creating or understanding plugin skills
  • Skill template or reference needs
  • Skill development patterns

Skill Structure

Required Files

skills/
└── skill-name/
    └── SKILL.md          # Main skill definition (required)

Optional Supporting Files

skills/
└── skill-name/
    ├── SKILL.md          # Main skill definition
    ├── README.md         # Additional documentation
    ├── references/       # Reference materials
    │   └── patterns.md
    ├── examples/         # Example files
    │   └── sample.md
    └── scripts/          # Helper scripts
        └── helper.sh

Frontmatter Options

Skills support these frontmatter fields:

  • **name** (required): Skill identifier
  • **description** (required): Trigger conditions - describe when Claude should use this skill
  • **version** (optional): Semantic version number
  • **license** (optional): License information or reference

Writing Effective Descriptions

The description field is crucial - it tells Claude when to invoke the skill.

**Good description patterns:**

description: This skill should be used when the user asks to "specific phrase", "another phrase", mentions "keyword", or discusses topic-area.

**Include:**

  • Specific trigger phrases users might say
  • Keywords that indicate relevance
  • Topic areas the skill covers

Skill Content Guidelines

1. **Clear purpose**: State what the skill helps with 2. **When to use**: Define activation conditions 3. **Structured guidance**: Organize information logically 4. **Actionable instructions**: Provide concrete steps 5. **Examples**: Include practical examples when helpful

Best Practices

  • Keep skills focused on a single domain
  • Write descriptions that clearly indicate when to activate
  • Include reference materials in subdirectories for complex skills
  • Test that the skill activates for expected queries
  • Avoid overlap with other skills' trigger conditions
Read more
Ships withclaude-code

Disclaimer: This repository contains proprietary source code belonging to Anthropic that was unintentionally exposed via a source map file (.js.map) included in the official @anthropic-ai/claude-code npm package.

Get the whole plugin

Other skills on claude-code.