How to Document a REST API with DocStar: Let Your AI Agent Draft It

Documenting a REST API used to mean days of copying routes, parameters and example bodies into a docs tool. With DocStar, your AI coding agent does that part. Connect Claude Code, Cursor or Codex to DocStar, point it at your code, and it documents every endpoint as a draft: method, URL, auth, parameters, a full body example and sample responses. You review, test and publish an interactive API reference, and the same docs also give you a hosted MCP server and a CLI. This guide walks through the agent-first way to document a REST API with DocStar, what good endpoint docs need, and where your review matters most. What good REST API documentation includes Whether a person or an agent writes it, every endpoint needs the same parts. This is the checklist your agent works to, and the one you review against: Part What readers need Purpose One or two sentences on what the endpoint does and when to use it Method and URL GET, POST, PUT, PATCH or DELETE, plus the full path