What Is a SKILL.md File? How to Give Any AI Its Own Skill Jun 14, 2026 Filed under: ai assistant, ai productivity, ai skill, chatgpt, claude, gemini, grok, skill md Share Tweet Pin it Fancy A plain-English guide to SKILL.md files: what they are, how they turn a chatbot into a focused assistant, and how to use one in ChatGPT, Claude, Gemini, or Grok. Read more...