Explore the implementation of Mosaic ML's new MPT-7B language model in Hugging Face transformers and LangChain. Learn how to utilize various MPT-7B models, including instruct, chat, and storywriter-65k versions, while gaining access to powerful tooling such as AI agents and chatbot functionality. Follow along with Python setup, model initialization, tokenizer configuration, and text generation processes. Discover the potential of open-source LLMs and their integration with popular NLP libraries for advanced natural language processing tasks.