Developer builds free browser game to teach prompt engineering through real LLM challenges

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A developer has created an interactive browser-based game called The Prompt Game, designed to teach prompt engineering through hands-on practice rather than passive tutorials. The game features 10 challenges where players write prompts that are processed by a real large language model, with a second LLM evaluating the results. The project was built using Next.js 14, Groq, Supabase, Upstash Redis, and deployed on Vercel. The developer's motivation was the observation that most learning resources explain prompt engineering concepts without requiring users to actually write prompts themselves. The game is available for free at thepromptgame.vercel.app.

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