tanstarter

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction.

TanStack Start server function patterns and best practices. Use when creating or modifying server functions with createServerFn, debugging "Buffer is not defined" / Drizzle leaks in the client bundle, implementing server-side data fetching, or handling HTTP errors from handlers.