# pip install streamlit pypdf2 langchain python-dotenv faiss-cpu openai huggingface_hub
# pip install tiktoken 

# pip install InstructorEmbedding sentence_transformers

tiktoken
langchain
PyPDF2==3.0.1
python-dotenv==1.0.0
streamlit==1.18.1
openai==0.27.6
faiss-cpu==1.7.4

# uncomment to use huggingface llms
huggingface-hub==0.14.1

# uncomment to use instructor embeddings
InstructorEmbedding==1.0.1
sentence-transformers==2.2.2