Llama 2 in LangChain — FIRST Open Source Conversational Agent!
Llama 2 is the best-performing open-source Large Language Model (LLM) to date. In this video, we discover how to use the 70B parameter model fine-tuned for chat (Llama 2 70B Chat) using Hugging Face transformers and LangChain. We will see how to apply Llama 2 as a conversational agent within LangChain.
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00:00 Llama 2 Model
02:55 Getting Access to Llama 2
06:12 Initializing Llama 2 70B with Hugging Face
08:17 Quantization and GPU Memory Requirements
11:14 Loading Llama 2
13:05 Stopping Criteria
15:17 Initializing Text Generation Pipeline
16:25 Loading Llama 2 in LangChain
17:08 Creating Llama 2 Conversational Agent
19:46 Prompt Engineering with Llama 2 Chat
22:16 Llama 2 Conversational Agent
24:14 Future of Open Source LLMs
#artificialintelligence #nlp #opensource #huggingface #langchain