Claude Skill Authoring & TDD Documentation FAQs

Question 1

What is a Claude Code Skill?

Accepted Answer

A Claude Code Skill is a specialized capability that provides domain-specific guidance, best practices, and implementation patterns to enhance Claude's behavior during specific tasks.

Question 2

Where should personal Claude skills be stored?

Accepted Answer

Personal skills for Claude Code are typically stored in the ~/.claude/skills directory, while Codex skills reside in ~/.agents/skills/.

Question 3

How do I make my Claude skills more token-efficient?

Accepted Answer

You can improve efficiency by using cross-references to other skills, moving heavy reference data to separate files, and using minimal, high-impact code examples.

Question 4

How does TDD apply to writing documentation?

Accepted Answer

TDD for skills involves writing a 'test' (a scenario where the agent fails), watching it fail (Red), writing the skill documentation (Green), and then refactoring to close loopholes while maintaining compliance.

Question 5

What is Claude Search Optimization (CSO)?

Accepted Answer

CSO is the practice of writing skill descriptions that focus solely on triggering conditions ('Use when...') rather than summarizing the workflow, which ensures Claude actually reads the full skill content when needed.

Claude Skill Authoring & TDD Documentation

Key Features

Use Cases

Claude Skill Authoring & TDD Documentation

Key Features

Use Cases