Claude Code Skills vs Prompts: Why Pre-Built Workflows Produce Better Code

Claude Code Skills Are Different from Prompts A prompt is a question or instruction you type once. A skill is a pre-built workflow d in a file that Claude reads before acting -- giving it deep, structured context about exactly what to do. The difference in output quality is significant. How Claude Code Skills Work 1. You type /auth in Claude Code 2. Claude reads the skill file (structured instructions) 3. Claude asks you 3-5 targeted questions 4. Claude generates a complete, correct implementation tailored to your exact project setup vs. without a skill: 1. You type 'implement auth.