retrieval-augmented-generation 2 prompt-engineering 2 vector-database 1 text-generation 1 streamlit-webapp 1 openai-chatcompletion 1 llm-chain 1 large-language-models 1 langchain 1 generative-ai 1 faiss-vector-database 1 vector-search 1 text-embedding 1 semantic-search 1 rag-pipeline 1 multi-modal-rag 1 llm-retrieval 1 llm-applications 1 langchain-rag 1 knowledge-graph 1 knowledge-augmented-llm 1 huggingface-rag 1 faiss 1 embedding-models 1 document-retrieval 1 custom-llm 1 chromadb 1 ai-chatbot 1