Llama 2 7B Chat
Meta · 2023-07-18 · 6.7B parameters
Llama 2 7B Chat is Meta's smallest Llama 2-Chat checkpoint, a text-only autoregressive language model optimized for dialogue. It was initialized from Llama 2 7B and aligned through supervised fine-tuning followed by iterative RLHF using rejection sampling and PPO; the released artifact supports a 4,096-token context window.