@mylifcc: Anthropic published a major blog post on June 3rd, "Lessons from building Claude Code: How we use skills", summarizing Anthropic's understanding of skills: What exactly are skills? (Core concept clarification) Not: ...

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anthropic claude-code skills ai-coding-tools progressive-disclosure agent

Summary

Anthropic published a blog explaining the concept of Skills in Claude Code: Skills are a folder containing instructions, scripts, reference materials, etc., enabling the Agent to progressively disclose context, reducing hallucinations and token waste.

Anthropic published a major blog post on June 3rd, "Lessons from building Claude Code: How we use skills", summarizing Anthropic's understanding of skills: What exactly are skills? (Core concept clarification) Not: just a single Markdown file (a common misconception). Is: a folder that can contain: Instructions (SKILL.md) Scripts (scripts/) Reference materials (references/) Templates/resources (assets/) Configuration (config.json) Hooks, logs, SQLite and other persistent data The Agent can discover, explore, and manipulate the entire folder structure, enabling Progressive Disclosure of context, greatly reducing hallucinations and token waste.
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On June 3, Anthropic published a major blog post, “Lessons from building Claude Code: How we use skills,” summarizing their understanding of skills:

What exactly are Skills? (Core concept clarification)

Not: Just a Markdown file (a common misconception).
Is: A folder that can contain:

  • Instructions (SKILL.md)
  • Scripts (scripts/)
  • References (references/)
  • Templates/Assets (assets/)
  • Configuration (config.json)
  • Hooks, logs, SQLite, and other persistent data

The agent discovers, explores, and manipulates the entire folder structure, enabling Progressive Disclosure of context, greatly reducing hallucination and token waste.

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