Learn how to create an open-source chatbot using MPT-30B, the latest Large Language Model, and LangChain in this comprehensive video tutorial. Explore the superior performance of MPT-30B compared to GPT-3, and discover how to implement it in Python. Dive into tokenization, stopping criteria, and the LLM pipeline in Hugging Face. Follow step-by-step instructions to initialize MPT-30B in LangChain, build the chatbot, and post-process responses. Gain hands-on experience interacting with the MPT-30B chatbot, all achievable on a single GPU.