Forget the Cloud: Building a Privacy-First AI Health Coach with Llama-3 and MLC-LLM on Your iPhone (opens in new tab)

We live in an era where our most intimate data—heart rates, sleep cycles, and step counts—is constantly uploaded to the cloud for "analysis." But what if you could have a world-class AI medical assistant living entirely on your device? Today, we are pushing the boundaries of Edge AI and Privacy-preserving machine learning by deploying a quantized Llama-3 model directly onto an iPhone using MLC-LLM. By leveraging Apple HealthKit and hardware acceleration via Metal, we can transform "Pixels and...