gradio>=5.22.0
openai>=1.68.2
python-dotenv>=1.0.1
requests>=2.32.3
chromadb>=1.1.0
langchain-openai>=0.3.33
langchain-text-splitters>=0.3.0
pypdf>=5.4.0
langchain-community>=0.3.30
httpx>=0.28.1
pypdf2>=3.0.1