Why Your Phone Can’t Handle That AI Model (Yet)
Your phone can stream 4K video and run photorealistic games, yet struggles to generate a simple paragraph using AI. This isn’t a design flaw—it’s the reality of running large language models on consumer devices. The same ChatGPT that responds instantly through your browser would crawl to a halt if installed directly on your laptop, assuming it could even fit.
Device limitations for on-device LLMs stem from three fundamental constraints: memory capacity, processing power, and energy consumption. Modern AI models like GPT-4 require hundreds of gigabytes of RAM and specialized hardware that most personal devices simply don’t possess. When a model needs 175 billion parameters to …










