Llama 2: Open and Responsible Large Language Models

This technical paper details the development and release of Llama 2, a family of large language models (LLMs) created by Meta. The paper comprehensively explains the model’s architecture, training process, and safety considerations. Llama 2 builds upon the foundation of Llama 1, employing key improvements such as enhanced data cleaning, a larger training dataset, increased context length, and the use of grouped-query attention. The paper highlights the significant advancements in Llama 2's performance and safety, particularly in tasks requiring reasoning and knowledge comprehension. The…