chainlit==1.1.401 cohere==4.37 openai>=1.10.0,<2.0.0 tiktoken==0.5.2 python-dotenv==1.0.0 langchain langchain_openai==0.1.1 pypdf chromadb qdrant-client importlib-metadata<7.0,>=6.0 sentence-transformers langchain_huggingface