Fun with Large Models

Jan 14, 2026 · Artificial Intelligence

Understanding Large Language Model Files: Structure, Tokens, and Inference with Qwen3

This article walks through the complete workflow of loading and running the open‑source Qwen3‑8B model, explaining each core file (weights, config, generation config, tokenizer), how the model tokenizes input, applies chat templates, generates responses, and decodes output, all illustrated with code and diagrams.