This guide uses an extension called AI Artifacts to let Cursor, Codex or GitHub Copilot produce a plan, workaround note or design as a separate document, an artifact, inside your IDE. You can comment on exact passages and send all feedback back in a single step. AI coding agents are most useful when they propose a plan before changing code. In practice, that plan usually arrives inside a narrow chat panel. Reviewing a long document there means scrolling, quoting passages back to the agent, an...