A hands‑on comparison of three leading generative AI models—Google's Gemini 3 Pro, OpenAI's ChatGPT 5.1, and Anthropic's Claude Sonnet 4.5—was conducted by tasking each with building a web‑based Thumb Wars game. Gemini 3 Pro delivered the most complete and responsive code, automatically adding desktop keyboard controls and a 3‑D ring environment. ChatGPT 5.1 produced a functional prototype but required additional prompting for desktop support and lacked depth. Claude Sonnet 4.5 generated a playable demo with customization options but failed to implement promised keyboard controls. Overall, Gemini 3 Pro proved the fastest and most adaptable coder. Leer más →