requirements.txt

# Core
gradio>=4.0.0,<5.0.0
requests>=2.31.0,<3.0.0
pandas>=2.0.0,<3.0.0
numpy>=1.24.0,<3.0.0

# LangChain & LangGraph
langgraph>=0.2.0,<1.0.0
langchain>=0.2.0,<1.0.0
langchain-core>=0.2.0,<0.4.0
langchain-openai>=0.1.0,<1.0.0
langchain-ollama>=0.1.0,<2.0.0
langchain-community>=0.2.0,<1.0.0
langchain-experimental>=0.0.60,<1.0.0

# OpenAI (for GPT-4o + Whisper)
openai>=1.0.0,<2.0.0

# Tools
duckduckgo-search>=6.0.0,<7.0.0
pypdf>=4.0.0,<5.0.0
pdfplumber>=0.10.0,<1.0.0
openpyxl>=3.1.0,<4.0.0
beautifulsoup4>=4.12.0,<5.0.0

# Utils
python-dotenv>=1.0.0,<2.0.0

# Audio Transcription (for Ollama)
faster-whisper>=0.10.0