The Hidden Engineering Behind Fast AI: How LLM Inference Actually Works
Here’s something that used to keep me up at night: why does ChatGPT feel instant, while my own attempts at running a large language model on a cloud GPU felt like waiting for dial-up internet to load a JPEG in 1997? The answer, as it turns out, has very little to do with raw computing power. It’s about memory. Specifically, it’s about moving bytes around in clever ways that would make a logistics expert weep with joy. Welcome to the bizarre, beautiful world of LLM inference optimization. ...