Closing the loop: Evaluating and improving Replit Agent at scale (opens in new tab)

Most Replit Agent users start with nothing more than an idea. They describe the goal in natural language — without a repo, test suite, or chosen framework — and expect the agent to turn it into a functioning app. The result might be a website, slide deck, mobile app, several connected artifacts, or something else entirely. A vibe coder doesn’t ask whether a patch applied or a unit test passed. They judge the finished app against the request. Success for the agent is deceptively simple: it sho...