open-source GitHub repo breaks down how real-world LLM systems are designed and scaled

Description

https://github.com/harvard-edge/cs249r_book This open-source GitHub repo with 17K+ stars breaks down how real-world LLM systems are designed and scaled. It covers system design, RAG, evaluation, inference optimization, and production architecture written like an engineering playbook, not a theory textbook. #llm #opensourceai #aiengineering #rag #genai