chainlit==1.3.2 faiss-cpu==1.9.0.post1 gradio_client==1.5.2 langchain==0.3.12 langchain-community==0.3.12 langchain-core==0.3.25 langchain-mistralai==0.2.3 openai==1.57.4 python-dotenv==1.0.1 pypdf==5.1.0 PyPDF2==3.0.1 tiktoken==0.8.0