Ruan Yifeng's Weekly: Three AI Mechanisms — Parameters, Reasoning, and Web Search

科技爱好者周刊（第 410 期）：你需要知道的 AI 三种机制

Ruan Yifeng explains how LLMs answer questions via three mechanisms: parameters compress human knowledge into weights (GLM 5.3 has 744B params), reasoning fills gaps with logic, and web search fetches real-time info via agents. The post also reveals anonymous model Ox Alpha is Zhipu's GLM 5.3 Flash, scoring 57 vs DeepSeek V4 Pro's 53, with only 18B active params for local deployment.