Enhancing LLM Responsiveness with LangChain Chroma Vector Database Training data is up until September 2021. Therefore, I may not have information on events or updates that occurred after that time. If you have any questions regarding post-September 2021 topics, I might not be able to provide the latest information. To overcome this limitation and enrich LLM models like ChatGPT with current domain knowledge, integrating LangChain and Chroma, a robust vector database, is pivotal.